Merge branch 'main' into plus

internal/registry/kilo_models.go

@@ -0,0 +1,21 @@
+// Package registry provides model definitions for various AI service providers.
+package registry
+
+// GetKiloModels returns the Kilo model definitions
+func GetKiloModels() []*ModelInfo {
+	return []*ModelInfo{
+		// --- Base Models ---
+		{
+			ID:                  "kilo/auto",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "kilo",
+			Type:                "kilo",
+			DisplayName:         "Kilo Auto",
+			Description:         "Automatic model selection by Kilo",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+	}
+}

internal/registry/kiro_model_converter.go

@@ -0,0 +1,303 @@
+// Package registry provides Kiro model conversion utilities.
+// This file handles converting dynamic Kiro API model lists to the internal ModelInfo format,
+// and merging with static metadata for thinking support and other capabilities.
+package registry
+
+import (
+	"strings"
+	"time"
+)
+
+// KiroAPIModel represents a model from Kiro API response.
+// This is a local copy to avoid import cycles with the kiro package.
+// The structure mirrors kiro.KiroModel for easy data conversion.
+type KiroAPIModel struct {
+	// ModelID is the unique identifier for the model (e.g., "claude-sonnet-4.5")
+	ModelID string
+	// ModelName is the human-readable name
+	ModelName string
+	// Description is the model description
+	Description string
+	// RateMultiplier is the credit multiplier for this model
+	RateMultiplier float64
+	// RateUnit is the unit for rate calculation (e.g., "credit")
+	RateUnit string
+	// MaxInputTokens is the maximum input token limit
+	MaxInputTokens int
+}
+
+// DefaultKiroThinkingSupport defines the default thinking configuration for Kiro models.
+// All Kiro models support thinking with the following budget range.
+var DefaultKiroThinkingSupport = &ThinkingSupport{
+	Min:            1024,  // Minimum thinking budget tokens
+	Max:            32000, // Maximum thinking budget tokens
+	ZeroAllowed:    true,  // Allow disabling thinking with 0
+	DynamicAllowed: true,  // Allow dynamic thinking budget (-1)
+}
+
+// DefaultKiroContextLength is the default context window size for Kiro models.
+const DefaultKiroContextLength = 200000
+
+// DefaultKiroMaxCompletionTokens is the default max completion tokens for Kiro models.
+const DefaultKiroMaxCompletionTokens = 64000
+
+// ConvertKiroAPIModels converts Kiro API models to internal ModelInfo format.
+// It performs the following transformations:
+//   - Normalizes model ID (e.g., claude-sonnet-4.5 → kiro-claude-sonnet-4-5)
+//   - Adds default thinking support metadata
+//   - Sets default context length and max completion tokens if not provided
+//
+// Parameters:
+//   - kiroModels: List of models from Kiro API response
+//
+// Returns:
+//   - []*ModelInfo: Converted model information list
+func ConvertKiroAPIModels(kiroModels []*KiroAPIModel) []*ModelInfo {
+	if len(kiroModels) == 0 {
+		return nil
+	}
+
+	now := time.Now().Unix()
+	result := make([]*ModelInfo, 0, len(kiroModels))
+
+	for _, km := range kiroModels {
+		// Skip nil models
+		if km == nil {
+			continue
+		}
+
+		// Skip models without valid ID
+		if km.ModelID == "" {
+			continue
+		}
+
+		// Normalize the model ID to kiro-* format
+		normalizedID := normalizeKiroModelID(km.ModelID)
+
+		// Create ModelInfo with converted data
+		info := &ModelInfo{
+			ID:          normalizedID,
+			Object:      "model",
+			Created:     now,
+			OwnedBy:     "aws",
+			Type:        "kiro",
+			DisplayName: generateKiroDisplayName(km.ModelName, normalizedID),
+			Description: km.Description,
+			// Use MaxInputTokens from API if available, otherwise use default
+			ContextLength:       getContextLength(km.MaxInputTokens),
+			MaxCompletionTokens: DefaultKiroMaxCompletionTokens,
+			// All Kiro models support thinking
+			Thinking: cloneThinkingSupport(DefaultKiroThinkingSupport),
+		}
+
+		result = append(result, info)
+	}
+
+	return result
+}
+
+// GenerateAgenticVariants creates -agentic variants for each model.
+// Agentic variants are optimized for coding agents with chunked writes.
+//
+// Parameters:
+//   - models: Base models to generate variants for
+//
+// Returns:
+//   - []*ModelInfo: Combined list of base models and their agentic variants
+func GenerateAgenticVariants(models []*ModelInfo) []*ModelInfo {
+	if len(models) == 0 {
+		return nil
+	}
+
+	// Pre-allocate result with capacity for both base models and variants
+	result := make([]*ModelInfo, 0, len(models)*2)
+
+	for _, model := range models {
+		if model == nil {
+			continue
+		}
+
+		// Add the base model first
+		result = append(result, model)
+
+		// Skip if model already has -agentic suffix
+		if strings.HasSuffix(model.ID, "-agentic") {
+			continue
+		}
+
+		// Skip special models that shouldn't have agentic variants
+		if model.ID == "kiro-auto" {
+			continue
+		}
+
+		// Create agentic variant
+		agenticModel := &ModelInfo{
+			ID:                  model.ID + "-agentic",
+			Object:              model.Object,
+			Created:             model.Created,
+			OwnedBy:             model.OwnedBy,
+			Type:                model.Type,
+			DisplayName:         model.DisplayName + " (Agentic)",
+			Description:         generateAgenticDescription(model.Description),
+			ContextLength:       model.ContextLength,
+			MaxCompletionTokens: model.MaxCompletionTokens,
+			Thinking:            cloneThinkingSupport(model.Thinking),
+		}
+
+		result = append(result, agenticModel)
+	}
+
+	return result
+}
+
+// MergeWithStaticMetadata merges dynamic models with static metadata.
+// Static metadata takes priority for any overlapping fields.
+// This allows manual overrides for specific models while keeping dynamic discovery.
+//
+// Parameters:
+//   - dynamicModels: Models from Kiro API (converted to ModelInfo)
+//   - staticModels: Predefined model metadata (from GetKiroModels())
+//
+// Returns:
+//   - []*ModelInfo: Merged model list with static metadata taking priority
+func MergeWithStaticMetadata(dynamicModels, staticModels []*ModelInfo) []*ModelInfo {
+	if len(dynamicModels) == 0 && len(staticModels) == 0 {
+		return nil
+	}
+
+	// Build a map of static models for quick lookup
+	staticMap := make(map[string]*ModelInfo, len(staticModels))
+	for _, sm := range staticModels {
+		if sm != nil && sm.ID != "" {
+			staticMap[sm.ID] = sm
+		}
+	}
+
+	// Build result, preferring static metadata where available
+	seenIDs := make(map[string]struct{})
+	result := make([]*ModelInfo, 0, len(dynamicModels)+len(staticModels))
+
+	// First, process dynamic models and merge with static if available
+	for _, dm := range dynamicModels {
+		if dm == nil || dm.ID == "" {
+			continue
+		}
+
+		// Skip duplicates
+		if _, seen := seenIDs[dm.ID]; seen {
+			continue
+		}
+		seenIDs[dm.ID] = struct{}{}
+
+		// Check if static metadata exists for this model
+		if sm, exists := staticMap[dm.ID]; exists {
+			// Static metadata takes priority - use static model
+			result = append(result, sm)
+		} else {
+			// No static metadata - use dynamic model
+			result = append(result, dm)
+		}
+	}
+
+	// Add any static models not in dynamic list
+	for _, sm := range staticModels {
+		if sm == nil || sm.ID == "" {
+			continue
+		}
+		if _, seen := seenIDs[sm.ID]; seen {
+			continue
+		}
+		seenIDs[sm.ID] = struct{}{}
+		result = append(result, sm)
+	}
+
+	return result
+}
+
+// normalizeKiroModelID converts Kiro API model IDs to internal format.
+// Transformation rules:
+//   - Adds "kiro-" prefix if not present
+//   - Replaces dots with hyphens (e.g., 4.5 → 4-5)
+//   - Handles special cases like "auto" → "kiro-auto"
+//
+// Examples:
+//   - "claude-sonnet-4.5" → "kiro-claude-sonnet-4-5"
+//   - "claude-opus-4.5" → "kiro-claude-opus-4-5"
+//   - "auto" → "kiro-auto"
+//   - "kiro-claude-sonnet-4-5" → "kiro-claude-sonnet-4-5" (unchanged)
+func normalizeKiroModelID(modelID string) string {
+	if modelID == "" {
+		return ""
+	}
+
+	// Trim whitespace
+	modelID = strings.TrimSpace(modelID)
+
+	// Replace dots with hyphens (e.g., 4.5 → 4-5)
+	normalized := strings.ReplaceAll(modelID, ".", "-")
+
+	// Add kiro- prefix if not present
+	if !strings.HasPrefix(normalized, "kiro-") {
+		normalized = "kiro-" + normalized
+	}
+
+	return normalized
+}
+
+// generateKiroDisplayName creates a human-readable display name.
+// Uses the API-provided model name if available, otherwise generates from ID.
+func generateKiroDisplayName(modelName, normalizedID string) string {
+	if modelName != "" {
+		return "Kiro " + modelName
+	}
+
+	// Generate from normalized ID by removing kiro- prefix and formatting
+	displayID := strings.TrimPrefix(normalizedID, "kiro-")
+	// Capitalize first letter of each word
+	words := strings.Split(displayID, "-")
+	for i, word := range words {
+		if len(word) > 0 {
+			words[i] = strings.ToUpper(word[:1]) + word[1:]
+		}
+	}
+	return "Kiro " + strings.Join(words, " ")
+}
+
+// generateAgenticDescription creates description for agentic variants.
+func generateAgenticDescription(baseDescription string) string {
+	if baseDescription == "" {
+		return "Optimized for coding agents with chunked writes"
+	}
+	return baseDescription + " (Agentic mode: chunked writes)"
+}
+
+// getContextLength returns the context length, using default if not provided.
+func getContextLength(maxInputTokens int) int {
+	if maxInputTokens > 0 {
+		return maxInputTokens
+	}
+	return DefaultKiroContextLength
+}
+
+// cloneThinkingSupport creates a deep copy of ThinkingSupport.
+// Returns nil if input is nil.
+func cloneThinkingSupport(ts *ThinkingSupport) *ThinkingSupport {
+	if ts == nil {
+		return nil
+	}
+
+	clone := &ThinkingSupport{
+		Min:            ts.Min,
+		Max:            ts.Max,
+		ZeroAllowed:    ts.ZeroAllowed,
+		DynamicAllowed: ts.DynamicAllowed,
+	}
+
+	// Deep copy Levels slice if present
+	if len(ts.Levels) > 0 {
+		clone.Levels = make([]string, len(ts.Levels))
+		copy(clone.Levels, ts.Levels)
+	}
+
+	return clone
+}

internal/registry/model_definitions.go

@@ -20,6 +20,11 @@ import (
 //   - qwen
 //   - iflow
 //   - kimi
+//   - kiro
+//   - kilo
+//   - github-copilot
+//   - kiro
+//   - amazonq
 //   - antigravity (returns static overrides only)
 func GetStaticModelDefinitionsByChannel(channel string) []*ModelInfo {
 	key := strings.ToLower(strings.TrimSpace(channel))
@@ -42,6 +47,14 @@ func GetStaticModelDefinitionsByChannel(channel string) []*ModelInfo {
 		return GetIFlowModels()
 	case "kimi":
 		return GetKimiModels()
+	case "github-copilot":
+		return GetGitHubCopilotModels()
+	case "kiro":
+		return GetKiroModels()
+	case "kilo":
+		return GetKiloModels()
+	case "amazonq":
+		return GetAmazonQModels()
 	case "antigravity":
 		cfg := GetAntigravityModelConfig()
 		if len(cfg) == 0 {
@@ -87,6 +100,10 @@ func LookupStaticModelInfo(modelID string) *ModelInfo {
 		GetQwenModels(),
 		GetIFlowModels(),
 		GetKimiModels(),
+		GetGitHubCopilotModels(),
+		GetKiroModels(),
+		GetKiloModels(),
+		GetAmazonQModels(),
 	}
 	for _, models := range allModels {
 		for _, m := range models {
@@ -107,3 +124,675 @@ func LookupStaticModelInfo(modelID string) *ModelInfo {
 
 	return nil
 }
+
+// GetGitHubCopilotModels returns the available models for GitHub Copilot.
+// These models are available through the GitHub Copilot API at api.githubcopilot.com.
+func GetGitHubCopilotModels() []*ModelInfo {
+	now := int64(1732752000) // 2024-11-27
+	gpt4oEntries := []struct {
+		ID          string
+		DisplayName string
+		Description string
+	}{
+		{ID: "gpt-4o-2024-11-20", DisplayName: "GPT-4o (2024-11-20)", Description: "OpenAI GPT-4o 2024-11-20 via GitHub Copilot"},
+		{ID: "gpt-4o-2024-08-06", DisplayName: "GPT-4o (2024-08-06)", Description: "OpenAI GPT-4o 2024-08-06 via GitHub Copilot"},
+		{ID: "gpt-4o-2024-05-13", DisplayName: "GPT-4o (2024-05-13)", Description: "OpenAI GPT-4o 2024-05-13 via GitHub Copilot"},
+		{ID: "gpt-4o", DisplayName: "GPT-4o", Description: "OpenAI GPT-4o via GitHub Copilot"},
+		{ID: "gpt-4-o-preview", DisplayName: "GPT-4-o Preview", Description: "OpenAI GPT-4-o Preview via GitHub Copilot"},
+	}
+
+	models := []*ModelInfo{
+		{
+			ID:                  "gpt-4.1",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-4.1",
+			Description:         "OpenAI GPT-4.1 via GitHub Copilot",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+		},
+	}
+
+	for _, entry := range gpt4oEntries {
+		models = append(models, &ModelInfo{
+			ID:                  entry.ID,
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         entry.DisplayName,
+			Description:         entry.Description,
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+		})
+	}
+
+	return append(models, []*ModelInfo{
+		{
+			ID:                  "gpt-5",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5",
+			Description:         "OpenAI GPT-5 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/chat/completions", "/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"low", "medium", "high"}},
+		},
+		{
+			ID:                  "gpt-5-mini",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5 Mini",
+			Description:         "OpenAI GPT-5 Mini via GitHub Copilot",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+			SupportedEndpoints:  []string{"/chat/completions", "/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"low", "medium", "high"}},
+		},
+		{
+			ID:                  "gpt-5-codex",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5 Codex",
+			Description:         "OpenAI GPT-5 Codex via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"low", "medium", "high"}},
+		},
+		{
+			ID:                  "gpt-5.1",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.1",
+			Description:         "OpenAI GPT-5.1 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/chat/completions", "/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high"}},
+		},
+		{
+			ID:                  "gpt-5.1-codex",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.1 Codex",
+			Description:         "OpenAI GPT-5.1 Codex via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high"}},
+		},
+		{
+			ID:                  "gpt-5.1-codex-mini",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.1 Codex Mini",
+			Description:         "OpenAI GPT-5.1 Codex Mini via GitHub Copilot",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+			SupportedEndpoints:  []string{"/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high"}},
+		},
+		{
+			ID:                  "gpt-5.1-codex-max",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.1 Codex Max",
+			Description:         "OpenAI GPT-5.1 Codex Max via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high", "xhigh"}},
+		},
+		{
+			ID:                  "gpt-5.2",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.2",
+			Description:         "OpenAI GPT-5.2 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/chat/completions", "/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high", "xhigh"}},
+		},
+		{
+			ID:                  "gpt-5.2-codex",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.2 Codex",
+			Description:         "OpenAI GPT-5.2 Codex via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high", "xhigh"}},
+		},
+		{
+			ID:                  "gpt-5.3-codex",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "GPT-5.3 Codex",
+			Description:         "OpenAI GPT-5.3 Codex via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32768,
+			SupportedEndpoints:  []string{"/responses"},
+			Thinking:            &ThinkingSupport{Levels: []string{"none", "low", "medium", "high", "xhigh"}},
+		},
+		{
+			ID:                  "claude-haiku-4.5",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Haiku 4.5",
+			Description:         "Anthropic Claude Haiku 4.5 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "claude-opus-4.1",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Opus 4.1",
+			Description:         "Anthropic Claude Opus 4.1 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 32000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "claude-opus-4.5",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Opus 4.5",
+			Description:         "Anthropic Claude Opus 4.5 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "claude-opus-4.6",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Opus 4.6",
+			Description:         "Anthropic Claude Opus 4.6 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "claude-sonnet-4",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Sonnet 4",
+			Description:         "Anthropic Claude Sonnet 4 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "claude-sonnet-4.5",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Sonnet 4.5",
+			Description:         "Anthropic Claude Sonnet 4.5 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "claude-sonnet-4.6",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Claude Sonnet 4.6",
+			Description:         "Anthropic Claude Sonnet 4.6 via GitHub Copilot",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			SupportedEndpoints:  []string{"/chat/completions"},
+		},
+		{
+			ID:                  "gemini-2.5-pro",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Gemini 2.5 Pro",
+			Description:         "Google Gemini 2.5 Pro via GitHub Copilot",
+			ContextLength:       1048576,
+			MaxCompletionTokens: 65536,
+		},
+		{
+			ID:                  "gemini-3-pro-preview",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Gemini 3 Pro (Preview)",
+			Description:         "Google Gemini 3 Pro Preview via GitHub Copilot",
+			ContextLength:       1048576,
+			MaxCompletionTokens: 65536,
+		},
+		{
+			ID:                  "gemini-3.1-pro-preview",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Gemini 3.1 Pro (Preview)",
+			Description:         "Google Gemini 3.1 Pro Preview via GitHub Copilot",
+			ContextLength:       1048576,
+			MaxCompletionTokens: 65536,
+		},
+		{
+			ID:                  "gemini-3-flash-preview",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Gemini 3 Flash (Preview)",
+			Description:         "Google Gemini 3 Flash Preview via GitHub Copilot",
+			ContextLength:       1048576,
+			MaxCompletionTokens: 65536,
+		},
+		{
+			ID:                  "grok-code-fast-1",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Grok Code Fast 1",
+			Description:         "xAI Grok Code Fast 1 via GitHub Copilot",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+		},
+		{
+			ID:                  "oswe-vscode-prime",
+			Object:              "model",
+			Created:             now,
+			OwnedBy:             "github-copilot",
+			Type:                "github-copilot",
+			DisplayName:         "Raptor mini (Preview)",
+			Description:         "Raptor mini via GitHub Copilot",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+			SupportedEndpoints:  []string{"/chat/completions", "/responses"},
+		},
+	}...)
+}
+
+// GetKiroModels returns the Kiro (AWS CodeWhisperer) model definitions
+func GetKiroModels() []*ModelInfo {
+	return []*ModelInfo{
+		// --- Base Models ---
+		{
+			ID:                  "kiro-auto",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Auto",
+			Description:         "Automatic model selection by Kiro",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-opus-4-6",
+			Object:              "model",
+			Created:             1736899200, // 2025-01-15
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Opus 4.6",
+			Description:         "Claude Opus 4.6 via Kiro (2.2x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-sonnet-4-6",
+			Object:              "model",
+			Created:             1739836800, // 2025-02-18
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Sonnet 4.6",
+			Description:         "Claude Sonnet 4.6 via Kiro (1.3x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-opus-4-5",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Opus 4.5",
+			Description:         "Claude Opus 4.5 via Kiro (2.2x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-sonnet-4-5",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Sonnet 4.5",
+			Description:         "Claude Sonnet 4.5 via Kiro (1.3x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-sonnet-4",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Sonnet 4",
+			Description:         "Claude Sonnet 4 via Kiro (1.3x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-haiku-4-5",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Haiku 4.5",
+			Description:         "Claude Haiku 4.5 via Kiro (0.4x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		// --- 第三方模型 (通过 Kiro 接入) ---
+		{
+			ID:                  "kiro-deepseek-3-2",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro DeepSeek 3.2",
+			Description:         "DeepSeek 3.2 via Kiro",
+			ContextLength:       128000,
+			MaxCompletionTokens: 32768,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-minimax-m2-1",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro MiniMax M2.1",
+			Description:         "MiniMax M2.1 via Kiro",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-qwen3-coder-next",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Qwen3 Coder Next",
+			Description:         "Qwen3 Coder Next via Kiro",
+			ContextLength:       128000,
+			MaxCompletionTokens: 32768,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-gpt-4o",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro GPT-4o",
+			Description:         "OpenAI GPT-4o via Kiro",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+		},
+		{
+			ID:                  "kiro-gpt-4",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro GPT-4",
+			Description:         "OpenAI GPT-4 via Kiro",
+			ContextLength:       128000,
+			MaxCompletionTokens: 8192,
+		},
+		{
+			ID:                  "kiro-gpt-4-turbo",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro GPT-4 Turbo",
+			Description:         "OpenAI GPT-4 Turbo via Kiro",
+			ContextLength:       128000,
+			MaxCompletionTokens: 16384,
+		},
+		{
+			ID:                  "kiro-gpt-3-5-turbo",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro GPT-3.5 Turbo",
+			Description:         "OpenAI GPT-3.5 Turbo via Kiro",
+			ContextLength:       16384,
+			MaxCompletionTokens: 4096,
+		},
+		// --- Agentic Variants (Optimized for coding agents with chunked writes) ---
+		{
+			ID:                  "kiro-claude-opus-4-6-agentic",
+			Object:              "model",
+			Created:             1736899200, // 2025-01-15
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Opus 4.6 (Agentic)",
+			Description:         "Claude Opus 4.6 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-sonnet-4-6-agentic",
+			Object:              "model",
+			Created:             1739836800, // 2025-02-18
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Sonnet 4.6 (Agentic)",
+			Description:         "Claude Sonnet 4.6 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-opus-4-5-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Opus 4.5 (Agentic)",
+			Description:         "Claude Opus 4.5 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-sonnet-4-5-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Sonnet 4.5 (Agentic)",
+			Description:         "Claude Sonnet 4.5 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-sonnet-4-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Sonnet 4 (Agentic)",
+			Description:         "Claude Sonnet 4 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-claude-haiku-4-5-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Claude Haiku 4.5 (Agentic)",
+			Description:         "Claude Haiku 4.5 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-deepseek-3-2-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro DeepSeek 3.2 (Agentic)",
+			Description:         "DeepSeek 3.2 optimized for coding agents (chunked writes)",
+			ContextLength:       128000,
+			MaxCompletionTokens: 32768,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-minimax-m2-1-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro MiniMax M2.1 (Agentic)",
+			Description:         "MiniMax M2.1 optimized for coding agents (chunked writes)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+		{
+			ID:                  "kiro-qwen3-coder-next-agentic",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Kiro Qwen3 Coder Next (Agentic)",
+			Description:         "Qwen3 Coder Next optimized for coding agents (chunked writes)",
+			ContextLength:       128000,
+			MaxCompletionTokens: 32768,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 32000, ZeroAllowed: true, DynamicAllowed: true},
+		},
+	}
+}
+
+// GetAmazonQModels returns the Amazon Q (AWS CodeWhisperer) model definitions.
+// These models use the same API as Kiro and share the same executor.
+func GetAmazonQModels() []*ModelInfo {
+	return []*ModelInfo{
+		{
+			ID:                  "amazonq-auto",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro", // Uses Kiro executor - same API
+			DisplayName:         "Amazon Q Auto",
+			Description:         "Automatic model selection by Amazon Q",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+		},
+		{
+			ID:                  "amazonq-claude-opus-4.5",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Amazon Q Claude Opus 4.5",
+			Description:         "Claude Opus 4.5 via Amazon Q (2.2x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+		},
+		{
+			ID:                  "amazonq-claude-sonnet-4.5",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Amazon Q Claude Sonnet 4.5",
+			Description:         "Claude Sonnet 4.5 via Amazon Q (1.3x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+		},
+		{
+			ID:                  "amazonq-claude-sonnet-4",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Amazon Q Claude Sonnet 4",
+			Description:         "Claude Sonnet 4 via Amazon Q (1.3x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+		},
+		{
+			ID:                  "amazonq-claude-haiku-4.5",
+			Object:              "model",
+			Created:             1732752000,
+			OwnedBy:             "aws",
+			Type:                "kiro",
+			DisplayName:         "Amazon Q Claude Haiku 4.5",
+			Description:         "Claude Haiku 4.5 via Amazon Q (0.4x credit)",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+		},
+	}
+}

internal/registry/model_definitions_static_data.go

@@ -51,6 +51,18 @@ func GetClaudeModels() []*ModelInfo {
 			MaxCompletionTokens: 128000,
 			Thinking:            &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: false},
 		},
+		{
+			ID:                  "claude-sonnet-4-6",
+			Object:              "model",
+			Created:             1771286400, // 2026-02-17
+			OwnedBy:             "anthropic",
+			Type:                "claude",
+			DisplayName:         "Claude 4.6 Sonnet",
+			Description:         "Best combination of speed and intelligence",
+			ContextLength:       200000,
+			MaxCompletionTokens: 64000,
+			Thinking:            &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: false},
+		},
 		{
 			ID:                  "claude-opus-4-5-20251101",
 			Object:              "model",
@@ -955,12 +967,12 @@ func GetAntigravityModelConfig() map[string]*AntigravityModelConfig {
 		"gemini-3.1-pro-high":        {Thinking: &ThinkingSupport{Min: 128, Max: 32768, ZeroAllowed: false, DynamicAllowed: true, Levels: []string{"low", "high"}}},
 		"gemini-3.1-flash-image":     {Thinking: &ThinkingSupport{Min: 128, Max: 32768, ZeroAllowed: false, DynamicAllowed: true, Levels: []string{"minimal", "high"}}},
 		"gemini-3-flash":             {Thinking: &ThinkingSupport{Min: 128, Max: 32768, ZeroAllowed: false, DynamicAllowed: true, Levels: []string{"minimal", "low", "medium", "high"}}},
-		"claude-sonnet-4-5-thinking": {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
 		"claude-opus-4-5-thinking":   {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
 		"claude-opus-4-6-thinking":   {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
 		"claude-opus-4-6":            {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 128000},
 		"claude-sonnet-4-5":          {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
 		"claude-sonnet-4-6":          {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
+		"claude-sonnet-4-5-thinking": {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
 		"claude-sonnet-4-6-thinking": {Thinking: &ThinkingSupport{Min: 1024, Max: 128000, ZeroAllowed: true, DynamicAllowed: true}, MaxCompletionTokens: 64000},
 		"gpt-oss-120b-medium":        {},
 		"tab_flash_lite_preview":     {},

internal/registry/model_registry.go

@@ -47,6 +47,8 @@ type ModelInfo struct {
 	MaxCompletionTokens int `json:"max_completion_tokens,omitempty"`
 	// SupportedParameters lists supported parameters
 	SupportedParameters []string `json:"supported_parameters,omitempty"`
+	// SupportedEndpoints lists supported API endpoints (e.g., "/chat/completions", "/responses").
+	SupportedEndpoints []string `json:"supported_endpoints,omitempty"`
 
 	// Thinking holds provider-specific reasoning/thinking budget capabilities.
 	// This is optional and currently used for Gemini thinking budget normalization.
@@ -499,6 +501,9 @@ func cloneModelInfo(model *ModelInfo) *ModelInfo {
 	if len(model.SupportedParameters) > 0 {
 		copyModel.SupportedParameters = append([]string(nil), model.SupportedParameters...)
 	}
+	if len(model.SupportedEndpoints) > 0 {
+		copyModel.SupportedEndpoints = append([]string(nil), model.SupportedEndpoints...)
+	}
 	return &copyModel
 }
 
@@ -1023,9 +1028,13 @@ func (r *ModelRegistry) convertModelToMap(model *ModelInfo, handlerType string)
 		if len(model.SupportedParameters) > 0 {
 			result["supported_parameters"] = model.SupportedParameters
 		}
+		if len(model.SupportedEndpoints) > 0 {
+			result["supported_endpoints"] = model.SupportedEndpoints
+		}
 		return result
 
-	case "claude":
+	case "claude", "kiro", "antigravity":
+		// Claude, Kiro, and Antigravity all use Claude-compatible format for Claude Code client
 		result := map[string]any{
 			"id":       model.ID,
 			"object":   "model",
@@ -1040,6 +1049,19 @@ func (r *ModelRegistry) convertModelToMap(model *ModelInfo, handlerType string)
 		if model.DisplayName != "" {
 			result["display_name"] = model.DisplayName
 		}
+		// Add thinking support for Claude Code client
+		// Claude Code checks for "thinking" field (simple boolean) to enable tab toggle
+		// Also add "extended_thinking" for detailed budget info
+		if model.Thinking != nil {
+			result["thinking"] = true
+			result["extended_thinking"] = map[string]any{
+				"supported":       true,
+				"min":             model.Thinking.Min,
+				"max":             model.Thinking.Max,
+				"zero_allowed":    model.Thinking.ZeroAllowed,
+				"dynamic_allowed": model.Thinking.DynamicAllowed,
+			}
+		}
 		return result
 
 	case "gemini":