---
title: "Send Task"
method: POST
path: "/a2a/{agent_id}/tasks/send"
tags: ["a2a"]
---

# Send Task

`POST /a2a/{agent_id}/tasks/send`

## Request

- Base URL: `https://usemeridian.us` (the document declares no server; this is the origin it was published from)
- URL: `https://usemeridian.us/a2a/{agent_id}/tasks/send`
- Auth: none declared

Receive an A2A task, store it as 'submitted', and return the task envelope.

Request body (A2A spec TaskSendParams):
  {
    "id": "<caller-supplied task id, optional>",
    "message": { "role": "user", "parts": [...] },
    "metadata": {...}       # optional
  }

Response (202 Accepted) follows the A2A Task schema:
  {
    "task_id": "<uuid>",
    "agent_id": "<agent_id>",
    "status": { "state": "submitted" },
    "artifacts": [],
    "metadata": {...},
    "created_at": "...",
    "updated_at": "..."
  }

## Path parameters

- `agent_id` string, required

## Response `202`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/usemeridian/apis/meridian.md) · [All operations](https://skmtc.dev/usemeridian/apis/meridian/llms.txt) · [OpenAPI document](https://skmtc.dev/usemeridian/apis/meridian/revisions/f37a894bd374?raw)