# PolyTimer PolyTimer accepts real $0.01 payments for a deterministic mock agent timer. Website: https://polytimer.fun/ API: https://api.polytimer.fun/ OpenAPI: https://api.polytimer.fun/openapi.json Service manifest: https://polytimer.fun/service-manifest.json ## Payment endpoints - x402 v2 on Base USDC: POST https://x402.polytimer.fun/v1/run - MPP charge on Tempo USDC.e: POST https://mpp.polytimer.fun/v1/run Send {"task":"Prepare a checklist","seconds":45}. An unpaid request returns the protocol-standard HTTP 402 challenge. A paid retry must include an Idempotency-Key.