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POST
/
send
Send a message (A2A JSON-RPC)
curl --request POST \
  --url https://mesh.svantic.com/send \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "message/send",
  "params": {
    "message": {
      "messageId": "01JQ_EXAMPLE",
      "role": "user",
      "parts": [
        {
          "kind": "text",
          "text": "Summarize the attached document."
        }
      ]
    }
  },
  "id": 1
}
'
{
  "jsonrpc": "2.0",
  "result": {
    "message": {
      "messageId": "01JQ_REPLY",
      "role": "agent",
      "parts": [
        {
          "kind": "text",
          "text": "Here is a concise summary…"
        }
      ]
    }
  },
  "id": 1
}

Body

application/json
​
jsonrpc
enum<string>
required
Available options:
2.0
​
method
string
required

JSON-RPC method (message/send, message/stream).

​
params
object
​
id

Response

JSON-RPC response (or SSE stream for message/stream).

​
jsonrpc
enum<string>
required
Available options:
2.0
​
result
any

Method-specific result (present on success).

​
error
object
​
id