diff --git a/src/agents/identity.ts b/src/agents/identity.ts
new file mode 100644
index 000000000..4af8d9d30
--- /dev/null
+++ b/src/agents/identity.ts
@@ -0,0 +1,21 @@
+import type { ClawdbotConfig, IdentityConfig } from "../config/config.js";
+import { resolveAgentConfig } from "./agent-scope.js";
+
+const DEFAULT_ACK_REACTION = "👀";
+
+export function resolveAgentIdentity(
+  cfg: ClawdbotConfig,
+  agentId: string,
+): IdentityConfig | undefined {
+  return resolveAgentConfig(cfg, agentId)?.identity;
+}
+
+export function resolveAckReaction(
+  cfg: ClawdbotConfig,
+  agentId: string,
+): string {
+  const configured = cfg.messages?.ackReaction;
+  if (configured !== undefined) return configured.trim();
+  const emoji = resolveAgentIdentity(cfg, agentId)?.emoji?.trim();
+  return emoji || DEFAULT_ACK_REACTION;
+}