Documentation Index
Fetch the complete documentation index at: https://docs.x402layer.cc/llms.txt
Use this file to discover all available pages before exploring further.
API reference
This section is the structured API reference for the main x402 Singularity Layer endpoints. It covers the most important live API surfaces across the platform:- marketplace discovery
- public endpoint metadata
- hosted x402 payment routes
- seller webhook management
- wallet-first agent auth
- agent endpoint management
- ERC-8004 prepare and finalize flows
- Singularity Compute
- Agentic Fundraisers
- Enterprise partner management
Base domains
| Surface | Base URL |
|---|---|
| API gateway | https://api.x402layer.cc |
| Studio web app | https://studio.x402layer.cc |
| MCP | https://mcp.x402layer.cc/mcp |
Authentication summary
| Surface | Auth |
|---|---|
| Marketplace discovery | none |
| Hosted payment challenge routes | x402 X-Payment |
| Webhook management | dashboard auth / seller session |
| Wallet-first agent auth | signed wallet challenge |
| Agent endpoint management | x402 payment + X-API-Key or owner auth |
| ERC-8004 prepare/finalize | bearer session token from wallet auth |
| Fundraiser read APIs | none |
| Fundraiser contributions | x402 receipt token |
| Fundraiser create/edit/comment | Supabase session |
| Enterprise partner APIs | X-Enterprise-Key header |
OpenAPI source
View the API specification
View the OpenAPI specification that powers this reference.