diff --git a/src/discord/send.outbound.ts b/src/discord/send.outbound.ts
index 782abad147c..20d7567d472 100644
--- a/src/discord/send.outbound.ts
+++ b/src/discord/send.outbound.ts
@@ -21,6 +21,7 @@ import {
   resolveChannelId,
   sendDiscordMedia,
   sendDiscordText,
+  SUPPRESS_NOTIFICATIONS_FLAG,
 } from "./send.shared.js";
 import {
   ensureOggOpus,
@@ -273,9 +274,11 @@ export async function sendPollDiscord(
   const recipient = await parseAndResolveRecipient(to, opts.accountId);
   const { channelId } = await resolveChannelId(rest, recipient, request);
   const content = opts.content?.trim();
+  if (poll.durationSeconds !== undefined) {
+    throw new Error("Discord polls do not support durationSeconds; use durationHours");
+  }
   const payload = normalizeDiscordPollInput(poll);
-  // Discord message flag for silent/suppress notifications (matches send.shared.ts)
-  const flags = opts.silent ? 1 << 12 : undefined;
+  const flags = opts.silent ? SUPPRESS_NOTIFICATIONS_FLAG : undefined;
   const res = (await request(
     () =>
       rest.post(Routes.channelMessages(channelId), {
diff --git a/src/discord/send.shared.ts b/src/discord/send.shared.ts
index 2f62c754e3f..30b9377b009 100644
--- a/src/discord/send.shared.ts
+++ b/src/discord/send.shared.ts
@@ -232,7 +232,7 @@ async function resolveChannelId(
 }
 
 // Discord message flag for silent/suppress notifications
-const SUPPRESS_NOTIFICATIONS_FLAG = 1 << 12;
+export const SUPPRESS_NOTIFICATIONS_FLAG = 1 << 12;
 
 export function buildDiscordTextChunks(
   text: string,
diff --git a/src/gateway/protocol/schema/agent.ts b/src/gateway/protocol/schema/agent.ts
index f9f24f836d0..9eba8b83594 100644
--- a/src/gateway/protocol/schema/agent.ts
+++ b/src/gateway/protocol/schema/agent.ts
@@ -36,7 +36,7 @@ export const PollParamsSchema = Type.Object(
     options: Type.Array(NonEmptyString, { minItems: 2, maxItems: 12 }),
     maxSelections: Type.Optional(Type.Integer({ minimum: 1, maximum: 12 })),
     /** Poll duration in seconds (channel-specific limits may apply). */
-    durationSeconds: Type.Optional(Type.Integer({ minimum: 1, maximum: 600 })),
+    durationSeconds: Type.Optional(Type.Integer({ minimum: 1, maximum: 604_800 })),
     durationHours: Type.Optional(Type.Integer({ minimum: 1 })),
     /** Send silently (no notification) where supported. */
     silent: Type.Optional(Type.Boolean()),
diff --git a/src/gateway/server-methods/send.ts b/src/gateway/server-methods/send.ts
index 674be40c04d..268fd90892f 100644
--- a/src/gateway/server-methods/send.ts
+++ b/src/gateway/server-methods/send.ts
@@ -303,6 +303,25 @@ export const sendHandlers: GatewayRequestHandlers = {
       return;
     }
     const channel = normalizedChannel ?? DEFAULT_CHAT_CHANNEL;
+    if (typeof request.durationSeconds === "number" && channel !== "telegram") {
+      respond(
+        false,
+        undefined,
+        errorShape(
+          ErrorCodes.INVALID_REQUEST,
+          "durationSeconds is only supported for Telegram polls",
+        ),
+      );
+      return;
+    }
+    if (typeof request.isAnonymous === "boolean" && channel !== "telegram") {
+      respond(
+        false,
+        undefined,
+        errorShape(ErrorCodes.INVALID_REQUEST, "isAnonymous is only supported for Telegram polls"),
+      );
+      return;
+    }
     const poll = {
       question: request.question,
       options: request.options,
diff --git a/src/infra/outbound/message-action-runner.ts b/src/infra/outbound/message-action-runner.ts
index dfa000bf67b..4d3dbc4bfd4 100644
--- a/src/infra/outbound/message-action-runner.ts
+++ b/src/infra/outbound/message-action-runner.ts
@@ -59,6 +59,33 @@ export type MessageActionRunnerGateway = {
   mode: GatewayClientMode;
 };
 
+function resolveAndApplyOutboundThreadId(
+  params: Record<string, unknown>,
+  ctx: {
+    channel: ChannelId;
+    to: string;
+    toolContext?: ChannelThreadingToolContext;
+    allowSlackAutoThread: boolean;
+  },
+): string | undefined {
+  const threadId = readStringParam(params, "threadId");
+  const slackAutoThreadId =
+    ctx.allowSlackAutoThread && ctx.channel === "slack" && !threadId
+      ? resolveSlackAutoThreadId({ to: ctx.to, toolContext: ctx.toolContext })
+      : undefined;
+  const telegramAutoThreadId =
+    ctx.channel === "telegram" && !threadId
+      ? resolveTelegramAutoThreadId({ to: ctx.to, toolContext: ctx.toolContext })
+      : undefined;
+  const resolved = threadId ?? slackAutoThreadId ?? telegramAutoThreadId;
+  // Write auto-resolved threadId back into params so downstream dispatch
+  // (plugin `readStringParam(params, "threadId")`) picks it up.
+  if (resolved && !params.threadId) {
+    params.threadId = resolved;
+  }
+  return resolved ?? undefined;
+}
+
 export type RunMessageActionParams = {
   cfg: OpenClawConfig;
   action: ChannelMessageActionName;
@@ -469,23 +496,12 @@ async function handleSendAction(ctx: ResolvedActionContext): Promise<MessageActi
   const silent = readBooleanParam(params, "silent");
 
   const replyToId = readStringParam(params, "replyTo");
-  const threadId = readStringParam(params, "threadId");
-  // Slack auto-threading can inject threadTs without explicit params; mirror to that session key.
-  const slackAutoThreadId =
-    channel === "slack" && !replyToId && !threadId
-      ? resolveSlackAutoThreadId({ to, toolContext: input.toolContext })
-      : undefined;
-  // Telegram forum topic auto-threading: inject threadId so media/buttons land in the correct topic.
-  const telegramAutoThreadId =
-    channel === "telegram" && !threadId
-      ? resolveTelegramAutoThreadId({ to, toolContext: input.toolContext })
-      : undefined;
-  const resolvedThreadId = threadId ?? slackAutoThreadId ?? telegramAutoThreadId;
-  // Write auto-resolved threadId back into params so downstream dispatch
-  // (plugin `readStringParam(params, "threadId")`) picks it up.
-  if (resolvedThreadId && !params.threadId) {
-    params.threadId = resolvedThreadId;
-  }
+  const resolvedThreadId = resolveAndApplyOutboundThreadId(params, {
+    channel,
+    to,
+    toolContext: input.toolContext,
+    allowSlackAutoThread: channel === "slack" && !replyToId,
+  });
   const outboundRoute =
     agentId && !dryRun
       ? await resolveOutboundSessionRoute({
@@ -584,19 +600,19 @@ async function handlePollAction(ctx: ResolvedActionContext): Promise<MessageActi
   });
   const maxSelections = allowMultiselect ? Math.max(2, options.length) : 1;
 
-  const threadId = readStringParam(params, "threadId");
-  const slackAutoThreadId =
-    channel === "slack" && !threadId
-      ? resolveSlackAutoThreadId({ to, toolContext: input.toolContext })
-      : undefined;
-  const telegramAutoThreadId =
-    channel === "telegram" && !threadId
-      ? resolveTelegramAutoThreadId({ to, toolContext: input.toolContext })
-      : undefined;
-  const resolvedThreadId = threadId ?? slackAutoThreadId ?? telegramAutoThreadId;
-  if (resolvedThreadId && !params.threadId) {
-    params.threadId = resolvedThreadId;
+  if (durationSeconds !== undefined && channel !== "telegram") {
+    throw new Error("pollDurationSeconds is only supported for Telegram polls");
   }
+  if (isAnonymous !== undefined && channel !== "telegram") {
+    throw new Error("pollAnonymous/pollPublic are only supported for Telegram polls");
+  }
+
+  const resolvedThreadId = resolveAndApplyOutboundThreadId(params, {
+    channel,
+    to,
+    toolContext: input.toolContext,
+    allowSlackAutoThread: channel === "slack",
+  });
 
   const base = typeof params.message === "string" ? params.message : "";
   await maybeApplyCrossContextMarker({
diff --git a/src/polls.test.ts b/src/polls.test.ts
index 01523265c9e..b57abfe965c 100644
--- a/src/polls.test.ts
+++ b/src/polls.test.ts
@@ -29,4 +29,15 @@ describe("polls", () => {
     expect(normalizePollDurationHours(999, { defaultHours: 24, maxHours: 48 })).toBe(48);
     expect(normalizePollDurationHours(1, { defaultHours: 24, maxHours: 48 })).toBe(1);
   });
+
+  it("rejects both durationSeconds and durationHours", () => {
+    expect(() =>
+      normalizePollInput({
+        question: "Q",
+        options: ["A", "B"],
+        durationSeconds: 60,
+        durationHours: 1,
+      }),
+    ).toThrow(/mutually exclusive/);
+  });
 });
diff --git a/src/polls.ts b/src/polls.ts
index c61d499eaa6..7fe3f800e28 100644
--- a/src/polls.ts
+++ b/src/polls.ts
@@ -71,6 +71,9 @@ export function normalizePollInput(
   if (durationHours !== undefined && durationHours < 1) {
     throw new Error("durationHours must be at least 1");
   }
+  if (durationSeconds !== undefined && durationHours !== undefined) {
+    throw new Error("durationSeconds and durationHours are mutually exclusive");
+  }
   return {
     question,
     options: cleaned,