---
title: "SSE stream of new messages and live-activity events"
method: GET
path: "/agents/{agentId}/events"
tags: ["Messages"]
---

# SSE stream of new messages and live-activity events

`GET /agents/{agentId}/events`

## Request

- Base URL: `https://api.atako.ai`
- URL: `https://api.atako.ai/agents/{agentId}/events`
- Auth: HTTP bearer

Not a JSON response: `Content-Type: text/event-stream`. Emits `message`, `typing`, `heartbeat`, `activity`, `activity_state`, and `message_delta` events. Kept alive with `: ping` comments.

## Path parameters

- `agentId` string, required

## Response `200`

text/event-stream — no fixed JSON schema.

## Other responses

- `401`: Missing, malformed, or invalid bearer token / API key, or revoked session (SESSION_REVOKED).
- `404`: Not found, or the caller is not authorized to access this resource.

---

[API](https://skmtc.dev/atako/apis/atako-api.md) · [All operations](https://skmtc.dev/atako/apis/atako-api/llms.txt) · [OpenAPI document](https://skmtc.dev/atako/apis/atako-api/revisions/aa555c56fbd7?raw)