Expects the full message history and executes against the latest non-empty user message.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Conversation identifier.
Full client-side message history; backend executes using the latest user message. L402 tool contract: maxSpendMsats is canonical (maxSpendSats temporary alias) and requireApproval is canonical (approvalRequired temporary alias).
Server-sent event stream (Vercel AI data stream protocol)
The response is of type string.
"data: {\"type\":\"start\"}\n\ndata: [DONE]\n\n"