Get play

Fetch the full definition of a single system play by id. Returns the complete PlayDefinition including inputs/outputs schema, capability metadata, required credentials, retry policy, idempotency key fields, and timeout. Returns 404 when the playId is unknown. Use after list-plays to inspect a candidate step in detail before referencing it from a workflow.

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get-play",
    "arguments": {
      "playId": "00000000-0000-4000-8000-000000000000"
    }
  }
}