# Radar API

Structured contract-tech opportunities through REST and MCP.

- [Radar API documentation](https://www.revenirdata.com/data-products/radar/api/docs): Read normalized contract-tech opportunities through REST and MCP.
- [Quickstart](https://www.revenirdata.com/data-products/radar/api/docs/quickstart): Create a key and make one small authenticated request.
- [Authentication & keys](https://www.revenirdata.com/data-products/radar/api/docs/authentication): Keep credentials on the server and replace them safely.
- [Filters & taxonomy](https://www.revenirdata.com/data-products/radar/api/docs/filters): Use exact identifiers and distinguish engagement from eligibility.
- [Records & provenance](https://www.revenirdata.com/data-products/radar/api/docs/responses): Interpret IDs, nulls, source evidence and verification times.
- [Pagination & consistency](https://www.revenirdata.com/data-products/radar/api/docs/pagination): Use signed cursors with unchanged filters and a strict page budget.
- [Usage, retries & billing](https://www.revenirdata.com/data-products/radar/api/docs/usage): Unique opportunities, request IDs, rate limits and prepaid credit.
- [Errors & recovery](https://www.revenirdata.com/data-products/radar/api/docs/errors): Fix the cause before retrying.
- [MCP & coding agents](https://www.revenirdata.com/data-products/radar/api/docs/mcp): Connect to the existing read-only Streamable HTTP server.
- [Integration examples](https://www.revenirdata.com/data-products/radar/api/docs/examples): Three small recipes using the existing contract.
- [Coverage & Data Quality](https://www.revenirdata.com/data-products/radar/api/docs/coverage): Understand what Radar observed, normalized and verified.
- [Versioning & compatibility](https://www.revenirdata.com/data-products/radar/api/docs/compatibility): Follow the published V1 contract and verified release notes.
- [Support](https://www.revenirdata.com/data-products/radar/api/docs/support): Get help with setup, a request or a source/data issue.
- [API acceptable use](https://www.revenirdata.com/data-products/radar/api/docs/acceptable-use): Build software with Radar while respecting dataset and source boundaries.

- [Setup](https://www.revenirdata.com/data-products/radar/api/setup.md)
- [OpenAPI](https://www.revenirdata.com/data-products/radar/api/openapi.json)