# x402 Facilitator (GoPlausible)

> Verifies and settles HTTP 402 payments on Algorand, Base and Solana so apps,
> agents and APIs can charge in stablecoins without payment infrastructure.

## Get started

- https://facilitator.goplausible.xyz/guide — Algorand quickstart (charge USDC for an API + Bazaar discovery + Global x402 Challenge), TypeScript & Python
- https://facilitator.goplausible.xyz/guide/use — end-user guide: pay via the Universal x402 Client (browser wallet), the Claude Code / Codex / OpenClaw Algorand plugins, or the local/remote/Lite Algorand MCP servers — all with the same five x402/Bazaar tools, payments in one call
- https://facilitator.goplausible.xyz/client/ — Universal x402 Client: search/filter the Bazaar, pay with Pera or Lute, rendered responses + JSON download, receipts, per-wallet history & totals

## x402 protocol endpoints

- POST https://facilitator.goplausible.xyz/verify — verify a payment payload against requirements
- POST https://facilitator.goplausible.xyz/settle — settle a verified payment on-chain
- GET https://facilitator.goplausible.xyz/supported — schemes × networks this facilitator accepts
- GET https://facilitator.goplausible.xyz/health — live per-chain health

## Discovery (Bazaar) — x402-schema JSON (send Accept: application/json)

- GET https://facilitator.goplausible.xyz/discovery/resources — paid endpoints catalog
- GET https://facilitator.goplausible.xyz/discovery/resources/{id} — one resource, complete: full accepts + merchant + agent docs (A2A card, manifest, AI plugin, llms.txt)
- GET https://facilitator.goplausible.xyz/discovery/merchants — sellers catalog
- GET https://facilitator.goplausible.xyz/discovery/merchants/{id} — one merchant, complete: profile + resources + agent docs (id or wallet address)
- GET https://facilitator.goplausible.xyz/discovery/facilitators — peer facilitators
- GET https://facilitator.goplausible.xyz/discovery/paymentmethods — network × token combinations

## Analytics & enriched directory (public, no key)

- https://facilitator.goplausible.xyz/dashboard/ — live transparency dashboard
- https://facilitator.goplausible.xyz/dashboard/providers — enriched provider directory
- GET https://facilitator.goplausible.xyz/data/providers — providers JSON (paginated)
- GET https://facilitator.goplausible.xyz/data/totals · /data/timeseries · /data/leaderboards — analytics JSON

## Docs

- https://facilitator.goplausible.xyz/docs — API reference (OpenAPI at /openapi.json)
- https://facilitator.goplausible.xyz/.well-known/x402 — machine-readable facilitator descriptor

## Providers (top by settled volume)

- XJCCGG…HW5E — 11 paid endpoint(s)
- Syra (api.syraa.fun) — 6 paid endpoint(s)
- PRISM (prism-99h2.onrender.com) — 11 paid endpoint(s)
- QSNLPP…U6EY — 655 paid endpoint(s)
- Aidress — AI Discovery, Reputation, Exchange & Settlement System - Swagger UI (api.aidress.ai) — 25 paid endpoint(s)
- Syra (api.syraa.fun) — 6 paid endpoint(s)

Full directory: https://facilitator.goplausible.xyz/dashboard/providers