Submit an API

Want your x402 API listed in the Floe directory? Two ways:

Option 1: Pull Request (recommended)

1. Fork floe-labs-docs

2. Add a JSON file to x402-directory/entries/your-api-name.json

3. Follow the schema in x402-directory/schema.json

4. Open a PR — we'll verify the endpoint and merge

Option 2: Contact Us

Email [e-mail] with:

• API endpoint URL

• Provider name

• Pricing (per-call in USDC)

• Brief description

Requirements

• Must accept USDC on Base (chain ID 8453) via x402 protocol

• Must respond with HTTP 402 and a valid PAYMENT-REQUIRED header

• Must be reachable and functional at the time of submission