The playground
Try any of 919 endpoints — live.
Pick an endpoint, load a working example, tweak the params, and send — no signup to try. Results render the way the data deserves; raw JSON, headers & code are one tab away.
Playground demo key · api.reefapi.com
post/mcp-registry/v1/search1 credit
Normalized cross-registry search over the Official MCP Registry, Glama and Smithery (and skills via GitHub). Dedups the same server across registries by canonical GitHub repo and returns cross-registry presence.
Working example
Parameters
Free-text search (server name, capability, keyword).
Which ecosystem to search.
Restrict to a single source (default: all reachable).
Result ordering.
Max merged results (1-100). (1–100)
request preview
curl -X POST https://api.reefapi.com/mcp-registry/v1/search \
-H "x-api-key: $REEF_KEY" \
-H "content-type: application/json" \
-d '{"query":"filesystem","limit":"10"}'Hit Send to run this endpoint live.