---
title: "Send A2Ui Action"
method: POST
path: "/v1/agents/{agent_id}/tasks/{task_id}/a2ui/action"
tags: ["v1", "protected", "agent-tasks"]
---

# Send A2Ui Action

`POST /v1/agents/{agent_id}/tasks/{task_id}/a2ui/action`

Send an A2UI user action to a running task workflow.

## Path parameters

- `agent_id` string, uuid, required
- `task_id` string, uuid, required

## Request body

- A2UIActionPayload — Validated A2UI action payload from the frontend.
  - `context` object
  - `name` string, required
  - `source_component_id` string
  - `surface_id` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/agentarea/apis/agentarea-api.md) · [All operations](https://skmtc.dev/agentarea/apis/agentarea-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/agentarea/agentarea-api/revisions/99cf61829c55/schema)