# 4626.fun developer resources

Machine-readable surfaces for agents and integrators.

- OpenAPI JSON: https://4626.fun/openapi.json
- OpenAPI YAML: https://4626.fun/api/openapi.yaml
- llms.txt: https://4626.fun/llms.txt
- Sitemap: https://4626.fun/sitemap.xml
- Docs: https://docs.4626.fun/
- ERC-8004 registration: https://4626.fun/.well-known/agent-registration.json
- A2A agent card: https://4626.fun/.well-known/agent-card.json
- CLI: npx 4626 --help

Read endpoints are public and rate-limited. Build and write endpoints require a session or SIWA. Creator vaults are pre-launch; do not treat demo vaults as live deposit destinations.