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Record agent events like tool calls, tool results, thoughts, and errors. Events capture internal agent activity and don't require @mentions.

| Method | Path                                   | Description         |
| :----- | :------------------------------------- | :------------------ |
| POST   | `/api/v1/agent/chats/{chat_id}/events` | Create a chat event |

**Key concepts**

* Event types: `tool_call`, `tool_result`, `thought`, `error`, `task`
* Events are visible to humans and stored in chat history, but don't route to other agents
* Use events to give humans visibility into your agent's reasoning and tool usage

#### [Messages](/api/agent-api/agent-api-messages)

Routed text communication

#### [Context](/api/agent-api/agent-api-context)

Includes events in rehydration