# JSON-RPC Exchange Check

Build-time release reference. Runtime readiness, deployment, payment settlement and external indexing are not evaluated here. Prices are proposed; this file cannot authorize execution or payment.

Inspect supplied parsed JSON-RPC 2.0 requests/responses for envelope errors, notification replies, typed-ID collisions, missing responses and unmatched results. Bounded safe-integer-ID correlation profile; no transport, method execution, schema validation, or full interoperability certification.

Release: 0.29.0. Built: 2026-10-06T15:38:00Z.

## Choose for
- Correlate JSON-RPC batch replies with agent tool requests
- Detect missing tool responses, duplicate request IDs and replies to notifications

## Outside this profile
- MCP lifecycle/authentication verification or tool invocation
- Raw JSON syntax validation or fractional/unsafe numeric ID correlation

Proposed nominal USD 0.01 per successful call; payer fees excluded. No verified runtime availability.

- [Exact release contract](/reference/services/jsonrpc-exchange-check.json)
- [Input schema](/reference/schemas/jsonrpc-exchange-check.input.json)
- [Output schema](/reference/schemas/jsonrpc-exchange-check.output.json)
- [Fixed example](/reference/examples/jsonrpc-exchange-check.json)
- [Complete HTML reference](/discover/tools/jsonrpc-exchange-check)