diff --git a/src/commands/health.ts b/src/commands/health.ts
index ddfc308bda4..301cb55282e 100644
--- a/src/commands/health.ts
+++ b/src/commands/health.ts
@@ -14,7 +14,7 @@ import { formatErrorMessage } from "../infra/errors.js";
 import {
   type HeartbeatSummary,
   resolveHeartbeatSummaryForAgent,
-} from "../infra/heartbeat-runner.js";
+} from "../infra/heartbeat-summary.js";
 import { buildChannelAccountBindings, resolvePreferredAccountId } from "../routing/bindings.js";
 import { normalizeAgentId } from "../routing/session-key.js";
 import type { RuntimeEnv } from "../runtime.js";
diff --git a/src/commands/status.summary.test.ts b/src/commands/status.summary.test.ts
index c0344065126..2045c380e1b 100644
--- a/src/commands/status.summary.test.ts
+++ b/src/commands/status.summary.test.ts
@@ -48,7 +48,7 @@ vi.mock("../infra/channel-summary.js", () => ({
   buildChannelSummary: vi.fn(async () => ["ok"]),
 }));
 
-vi.mock("../infra/heartbeat-runner.js", () => ({
+vi.mock("../infra/heartbeat-summary.js", () => ({
   resolveHeartbeatSummaryForAgent: vi.fn(() => ({
     enabled: true,
     every: "5m",
diff --git a/src/commands/status.summary.ts b/src/commands/status.summary.ts
index b028c99ab6d..6de3b282648 100644
--- a/src/commands/status.summary.ts
+++ b/src/commands/status.summary.ts
@@ -16,7 +16,7 @@ import {
   listAgentsForGateway,
   resolveSessionModelRef,
 } from "../gateway/session-utils.js";
-import { resolveHeartbeatSummaryForAgent } from "../infra/heartbeat-runner.js";
+import { resolveHeartbeatSummaryForAgent } from "../infra/heartbeat-summary.js";
 import { peekSystemEvents } from "../infra/system-events.js";
 import { parseAgentSessionKey } from "../routing/session-key.js";
 import { resolveRuntimeServiceVersion } from "../version.js";
diff --git a/src/infra/heartbeat-runner.ts b/src/infra/heartbeat-runner.ts
index 1f6ae8767e9..34b3a7b5f86 100644
--- a/src/infra/heartbeat-runner.ts
+++ b/src/infra/heartbeat-runner.ts
@@ -11,7 +11,6 @@ import { DEFAULT_HEARTBEAT_FILENAME } from "../agents/workspace.js";
 import { resolveHeartbeatReplyPayload } from "../auto-reply/heartbeat-reply-payload.js";
 import {
   DEFAULT_HEARTBEAT_ACK_MAX_CHARS,
-  DEFAULT_HEARTBEAT_EVERY,
   isHeartbeatContentEffectivelyEmpty,
   resolveHeartbeatPrompt as resolveHeartbeatPromptText,
   stripHeartbeatToken,
@@ -21,7 +20,6 @@ import { HEARTBEAT_TOKEN } from "../auto-reply/tokens.js";
 import type { ReplyPayload } from "../auto-reply/types.js";
 import { getChannelPlugin } from "../channels/plugins/index.js";
 import type { ChannelHeartbeatDeps } from "../channels/plugins/types.js";
-import { parseDurationMs } from "../cli/parse-duration.js";
 import type { OpenClawConfig } from "../config/config.js";
 import { loadConfig } from "../config/config.js";
 import {
@@ -56,6 +54,12 @@ import {
 } from "./heartbeat-events-filter.js";
 import { emitHeartbeatEvent, resolveIndicatorType } from "./heartbeat-events.js";
 import { resolveHeartbeatReasonKind } from "./heartbeat-reason.js";
+import {
+  isHeartbeatEnabledForAgent,
+  resolveHeartbeatIntervalMs,
+  resolveHeartbeatSummaryForAgent,
+  type HeartbeatSummary,
+} from "./heartbeat-summary.js";
 import { resolveHeartbeatVisibility } from "./heartbeat-visibility.js";
 import {
   areHeartbeatsEnabled,
@@ -84,6 +88,12 @@ export type HeartbeatDeps = OutboundSendDeps &
 const log = createSubsystemLogger("gateway/heartbeat");
 
 export { areHeartbeatsEnabled, setHeartbeatsEnabled };
+export {
+  isHeartbeatEnabledForAgent,
+  resolveHeartbeatIntervalMs,
+  resolveHeartbeatSummaryForAgent,
+  type HeartbeatSummary,
+} from "./heartbeat-summary.js";
 
 type HeartbeatConfig = AgentDefaultsConfig["heartbeat"];
 type HeartbeatAgent = {
@@ -91,17 +101,6 @@ type HeartbeatAgent = {
   heartbeat?: HeartbeatConfig;
 };
 
-export type HeartbeatSummary = {
-  enabled: boolean;
-  every: string;
-  everyMs: number | null;
-  prompt: string;
-  target: string;
-  model?: string;
-  ackMaxChars: number;
-};
-
-const DEFAULT_HEARTBEAT_TARGET = "none";
 export { isCronSystemEvent };
 
 type HeartbeatAgentState = {
@@ -122,18 +121,6 @@ function hasExplicitHeartbeatAgents(cfg: OpenClawConfig) {
   return list.some((entry) => Boolean(entry?.heartbeat));
 }
 
-export function isHeartbeatEnabledForAgent(cfg: OpenClawConfig, agentId?: string): boolean {
-  const resolvedAgentId = normalizeAgentId(agentId ?? resolveDefaultAgentId(cfg));
-  const list = cfg.agents?.list ?? [];
-  const hasExplicit = hasExplicitHeartbeatAgents(cfg);
-  if (hasExplicit) {
-    return list.some(
-      (entry) => Boolean(entry?.heartbeat) && normalizeAgentId(entry?.id) === resolvedAgentId,
-    );
-  }
-  return resolvedAgentId === resolveDefaultAgentId(cfg);
-}
-
 function resolveHeartbeatConfig(
   cfg: OpenClawConfig,
   agentId?: string,
@@ -149,54 +136,6 @@ function resolveHeartbeatConfig(
   return { ...defaults, ...overrides };
 }
 
-export function resolveHeartbeatSummaryForAgent(
-  cfg: OpenClawConfig,
-  agentId?: string,
-): HeartbeatSummary {
-  const defaults = cfg.agents?.defaults?.heartbeat;
-  const overrides = agentId ? resolveAgentConfig(cfg, agentId)?.heartbeat : undefined;
-  const enabled = isHeartbeatEnabledForAgent(cfg, agentId);
-
-  if (!enabled) {
-    return {
-      enabled: false,
-      every: "disabled",
-      everyMs: null,
-      prompt: resolveHeartbeatPromptText(defaults?.prompt),
-      target: defaults?.target ?? DEFAULT_HEARTBEAT_TARGET,
-      model: defaults?.model,
-      ackMaxChars: Math.max(0, defaults?.ackMaxChars ?? DEFAULT_HEARTBEAT_ACK_MAX_CHARS),
-    };
-  }
-
-  const merged = defaults || overrides ? { ...defaults, ...overrides } : undefined;
-  const every = merged?.every ?? defaults?.every ?? overrides?.every ?? DEFAULT_HEARTBEAT_EVERY;
-  const everyMs = resolveHeartbeatIntervalMs(cfg, undefined, merged);
-  const prompt = resolveHeartbeatPromptText(
-    merged?.prompt ?? defaults?.prompt ?? overrides?.prompt,
-  );
-  const target =
-    merged?.target ?? defaults?.target ?? overrides?.target ?? DEFAULT_HEARTBEAT_TARGET;
-  const model = merged?.model ?? defaults?.model ?? overrides?.model;
-  const ackMaxChars = Math.max(
-    0,
-    merged?.ackMaxChars ??
-      defaults?.ackMaxChars ??
-      overrides?.ackMaxChars ??
-      DEFAULT_HEARTBEAT_ACK_MAX_CHARS,
-  );
-
-  return {
-    enabled: true,
-    every,
-    everyMs,
-    prompt,
-    target,
-    model,
-    ackMaxChars,
-  };
-}
-
 function resolveHeartbeatAgents(cfg: OpenClawConfig): HeartbeatAgent[] {
   const list = cfg.agents?.list ?? [];
   if (hasExplicitHeartbeatAgents(cfg)) {
@@ -212,35 +151,6 @@ function resolveHeartbeatAgents(cfg: OpenClawConfig): HeartbeatAgent[] {
   return [{ agentId: fallbackId, heartbeat: resolveHeartbeatConfig(cfg, fallbackId) }];
 }
 
-export function resolveHeartbeatIntervalMs(
-  cfg: OpenClawConfig,
-  overrideEvery?: string,
-  heartbeat?: HeartbeatConfig,
-) {
-  const raw =
-    overrideEvery ??
-    heartbeat?.every ??
-    cfg.agents?.defaults?.heartbeat?.every ??
-    DEFAULT_HEARTBEAT_EVERY;
-  if (!raw) {
-    return null;
-  }
-  const trimmed = String(raw).trim();
-  if (!trimmed) {
-    return null;
-  }
-  let ms: number;
-  try {
-    ms = parseDurationMs(trimmed, { defaultUnit: "m" });
-  } catch {
-    return null;
-  }
-  if (ms <= 0) {
-    return null;
-  }
-  return ms;
-}
-
 export function resolveHeartbeatPrompt(cfg: OpenClawConfig, heartbeat?: HeartbeatConfig) {
   return resolveHeartbeatPromptText(heartbeat?.prompt ?? cfg.agents?.defaults?.heartbeat?.prompt);
 }
diff --git a/src/infra/heartbeat-summary.ts b/src/infra/heartbeat-summary.ts
new file mode 100644
index 00000000000..89650de44a6
--- /dev/null
+++ b/src/infra/heartbeat-summary.ts
@@ -0,0 +1,118 @@
+import { resolveAgentConfig, resolveDefaultAgentId } from "../agents/agent-scope.js";
+import {
+  DEFAULT_HEARTBEAT_ACK_MAX_CHARS,
+  DEFAULT_HEARTBEAT_EVERY,
+  resolveHeartbeatPrompt as resolveHeartbeatPromptText,
+} from "../auto-reply/heartbeat.js";
+import { parseDurationMs } from "../cli/parse-duration.js";
+import type { OpenClawConfig } from "../config/config.js";
+import type { AgentDefaultsConfig } from "../config/types.agent-defaults.js";
+import { normalizeAgentId } from "../routing/session-key.js";
+
+type HeartbeatConfig = AgentDefaultsConfig["heartbeat"];
+
+export type HeartbeatSummary = {
+  enabled: boolean;
+  every: string;
+  everyMs: number | null;
+  prompt: string;
+  target: string;
+  model?: string;
+  ackMaxChars: number;
+};
+
+const DEFAULT_HEARTBEAT_TARGET = "none";
+
+function hasExplicitHeartbeatAgents(cfg: OpenClawConfig) {
+  const list = cfg.agents?.list ?? [];
+  return list.some((entry) => Boolean(entry?.heartbeat));
+}
+
+export function isHeartbeatEnabledForAgent(cfg: OpenClawConfig, agentId?: string): boolean {
+  const resolvedAgentId = normalizeAgentId(agentId ?? resolveDefaultAgentId(cfg));
+  const list = cfg.agents?.list ?? [];
+  const hasExplicit = hasExplicitHeartbeatAgents(cfg);
+  if (hasExplicit) {
+    return list.some(
+      (entry) => Boolean(entry?.heartbeat) && normalizeAgentId(entry?.id) === resolvedAgentId,
+    );
+  }
+  return resolvedAgentId === resolveDefaultAgentId(cfg);
+}
+
+export function resolveHeartbeatIntervalMs(
+  cfg: OpenClawConfig,
+  overrideEvery?: string,
+  heartbeat?: HeartbeatConfig,
+) {
+  const raw =
+    overrideEvery ??
+    heartbeat?.every ??
+    cfg.agents?.defaults?.heartbeat?.every ??
+    DEFAULT_HEARTBEAT_EVERY;
+  if (!raw) {
+    return null;
+  }
+  const trimmed = String(raw).trim();
+  if (!trimmed) {
+    return null;
+  }
+  let ms: number;
+  try {
+    ms = parseDurationMs(trimmed, { defaultUnit: "m" });
+  } catch {
+    return null;
+  }
+  if (ms <= 0) {
+    return null;
+  }
+  return ms;
+}
+
+export function resolveHeartbeatSummaryForAgent(
+  cfg: OpenClawConfig,
+  agentId?: string,
+): HeartbeatSummary {
+  const defaults = cfg.agents?.defaults?.heartbeat;
+  const overrides = agentId ? resolveAgentConfig(cfg, agentId)?.heartbeat : undefined;
+  const enabled = isHeartbeatEnabledForAgent(cfg, agentId);
+
+  if (!enabled) {
+    return {
+      enabled: false,
+      every: "disabled",
+      everyMs: null,
+      prompt: resolveHeartbeatPromptText(defaults?.prompt),
+      target: defaults?.target ?? DEFAULT_HEARTBEAT_TARGET,
+      model: defaults?.model,
+      ackMaxChars: Math.max(0, defaults?.ackMaxChars ?? DEFAULT_HEARTBEAT_ACK_MAX_CHARS),
+    };
+  }
+
+  const merged = defaults || overrides ? { ...defaults, ...overrides } : undefined;
+  const every = merged?.every ?? defaults?.every ?? overrides?.every ?? DEFAULT_HEARTBEAT_EVERY;
+  const everyMs = resolveHeartbeatIntervalMs(cfg, undefined, merged);
+  const prompt = resolveHeartbeatPromptText(
+    merged?.prompt ?? defaults?.prompt ?? overrides?.prompt,
+  );
+  const target =
+    merged?.target ?? defaults?.target ?? overrides?.target ?? DEFAULT_HEARTBEAT_TARGET;
+  const model = merged?.model ?? defaults?.model ?? overrides?.model;
+  const ackMaxChars = Math.max(
+    0,
+    merged?.ackMaxChars ??
+      defaults?.ackMaxChars ??
+      overrides?.ackMaxChars ??
+      DEFAULT_HEARTBEAT_ACK_MAX_CHARS,
+  );
+
+  return {
+    enabled: true,
+    every,
+    everyMs,
+    prompt,
+    target,
+    model,
+    ackMaxChars,
+  };
+}