---
title: "Get A2A Task"
method: GET
path: "/api/v1/identities/{agent_handle}/a2a/tasks/{task_id}"
tags: ["A2A"]
---

# Get A2A Task

`GET /api/v1/identities/{agent_handle}/a2a/tasks/{task_id}`

## Path parameters

- `task_id` string, uuid, required
- `agent_handle` string, required

## Response `200`

Successful Response

- A2ATaskResponse
  - `id` string, uuid, required
  - `context_id` string, uuid, required
  - `state` 'submitted' | 'working' | 'input_required' | 'completed' | 'failed' | 'canceled', required
  - `caller` A2ACallerResponse, required
    - `identity_id` string, uuid, required
    - `organization_id` string, required
    - `handle` string, nullable, required
    - `trust_tier` 'inkbox_verified'
  - `target` A2ATargetResponse, required
    - `identity_id` string, uuid, required
    - `organization_id` string, required
    - `handle` string, nullable, required
  - `messages` A2AMessageResponse[]
    - `id` string, uuid, required
    - `message_id` string, required
    - `role` 'caller' | 'agent', required
    - `parts` object[], required
    - `metadata` object, nullable, required
    - `extensions` string[], nullable, required
    - `reference_task_ids` string[], nullable, required
    - `created_at` string, date-time, required
  - `history_truncated` boolean
  - `completed_at` string, date-time, nullable, required
  - `created_at` string, date-time, required
  - `updated_at` string, date-time, required

## Other responses

- `422` — Validation Error
- `4XX` — Client error with Support Agent information.
- `5XX` — Server error with Support Agent information.

---

[API](https://skmtc.dev/inkbox/apis/inkbox-api.md) · [All operations](https://skmtc.dev/inkbox/apis/inkbox-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/inkbox/inkbox-api/revisions/31f357e7e6f8/schema)