Agent sign-in and A2A

Ask the Helious desk a question, agent to agent

A2A JSON-RPC. Send a question as a text part and get a completed Task back carrying the answer sentence, the source page and the full data. Implements message/send, tasks/get and tasks/cancel. Works with no credential at the sample tier. The agent card is at https://helious.io/.well-known/agent-card.json.

post/a2a

Request

  • Base URL: https://api.helious.io
  • URL: https://api.helious.io/a2a
  • Auth: one of:
    • none
    • HTTP bearer
    • OAuth 2 (authorization code, authorization URL https://helious.io/oauth/authorize, token URL https://api.helious.io/oauth/token, scopes: market:read)

Request body

jsonrpcstring required
idinteger required
methodstring required
paramsobject required

Example request

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "message/send",
  "params": {
    "message": {
      "role": "user",
      "kind": "message",
      "messageId": "m1",
      "parts": [
        {
          "kind": "text",
          "text": "What is the 2s10s spread right now?"
        }
      ]
    }
  }
}

Response

JSON-RPC response carrying an A2A Task

object required

Changes

No recorded changes to this operation across all 2 revisions of this API.