---
title: "A2A Add Artifact"
method: POST
path: "/a2a/tasks/{a2a_task_id}/artifacts"
---

# A2A Add Artifact

`POST /a2a/tasks/{a2a_task_id}/artifacts`

Attach an artifact to an A2A task.

## Path parameters

- `a2a_task_id` string, required

## Request body

- A2AArtifactRequest — Body for POST /a2a/tasks/{id}/artifacts - attach an artifact.
  - `name` string, required
  - `data` string
  - `content_type` string

## Response `201`

Successful Response

- A2AArtifactResponse — Single artifact in responses.
  - `name` string, required
  - `content_type` string, required
  - `data` string, required
  - `created_at` number, required

## Other responses

- `404` — A2A task not found
- `422` — Validation Error

---

[API](https://skmtc.net/sipyourdrink-ltd/apis/bernstein-task-server.md) · [All operations](https://skmtc.net/sipyourdrink-ltd/apis/bernstein-task-server/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/sipyourdrink-ltd/bernstein-task-server/versions/86f514b4e920/schema)