> ## Documentation Index
> Fetch the complete documentation index at: https://docs.devin.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# CognitionAcp.AgentStopCause

> Why the agent stopped — more granular than ACP's .

Why the agent stopped — more granular than ACP's `StopReason`.

```typescript
type AgentStopCause = "complete" | "cancelled" | "interrupted" | "error" | "quota_exhausted" | "tool_rejected" | "auth_required" | "shutdown" | "max_turn_requests" | "output_truncated" | "content_filter"
```


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