Public resources for claw402.ai — the universal x402 API payment gateway.
Pay-per-call access to 200+ premium APIs using USDC micropayments on Base. No API key signup, no subscription — just connect a wallet and call.
providers/ # API provider definitions (YAML)
logos/ # Provider logo SVGs
openclaw-skill/ # OpenClaw AI agent skill
docs/ # Public documentation
Each YAML file in providers/ defines an API provider and its endpoints. These are the source of truth for what's available on the claw402 marketplace.
| Provider | Category | Endpoints | Price/Call |
|---|---|---|---|
| CoinAnk | Crypto | 59 | $0.00001 |
| NoFXOS | AI Signals | 18 | $0.00001 - $0.001 |
| Polygon.io | US Stocks | 25 | $0.00001 |
| Alpha Vantage | US Stocks | 27 | $0.00001 |
| Alpaca | US Stocks | 10 | $0.00001 |
| Twelve Data | Multi-Asset | 15 | $0.00001 |
| Tushare | A-Shares | 10 | $0.00001 |
| OpenAI | AI Models | 3 | $0.01 - $0.025 |
| Anthropic | AI Models | 3 | $0.01 - $0.025 |
Want to list your API on claw402? Create a provider YAML file and submit a Pull Request.
- Copy the template below to
providers/your-api.yaml - Fill in your provider details and endpoint definitions
- Submit a PR to this repo
- We review and activate your provider on the marketplace
- Start earning USDC per API call
id: your-api # Unique slug (lowercase, hyphens only)
name: Your API Name
short_description: "Brief description of your API"
full_description: "Detailed description of what your API provides"
website: https://your-api.com
logo_url: /providers/your-api.svg # Add your logo to logos/
category: crypto # crypto | stocks | forex | ai | cn_stocks
tags: [tag1, tag2, tag3]
featured: false
# Upstream configuration (how claw402 connects to your API)
upstream_base_url: https://api.your-service.com
upstream_type: api_key # api_key | query_param
upstream_auth_env: YOUR_API_KEY # Environment variable name for your API key
upstream_auth_header: Authorization # Header name (for api_key type)
# upstream_auth_query: apikey # Query param name (for query_param type)
routes:
# Each route becomes a paid endpoint on claw402.ai
- gateway_path: /api/v1/your-api/endpoint-name
upstream_path: /v2/your-upstream-path
category: Data Category
user_price: "0.00001" # Price in USDC per call
description: "Endpoint description (Chinese)"
description_en: "Endpoint description (English)"
method: GET # GET or POST
allowed_params: [param1, param2] # Query params users can pass
# Path parameters are supported with {placeholder} syntax
- gateway_path: /api/v1/your-api/item
upstream_path: /v2/items/{itemId}
category: Items
user_price: "0.00001"
description_en: "Get item by ID"
method: GET
allowed_params: [itemId]- Format: SVG
- Size: 200x200px viewBox recommended
- Dark background compatible (will be displayed on dark UI)
- Place in
logos/your-api.svg
- Micro-data endpoints (price quotes, simple lookups):
$0.00001per call - Standard data endpoints (historical data, analytics):
$0.00001 - $0.0001 - AI/ML inference endpoints:
$0.001 - $0.025per call - You set the price, platform takes a commission on each call
- Automated checks: YAML syntax, required fields, no duplicate paths
- Manual review: Endpoint descriptions, pricing reasonableness, API reliability
- Activation: Routes go live on claw402.ai marketplace
- Revenue: You earn USDC per API call, settled periodically
The openclaw-skill/ directory contains the AI agent skill for OpenClaw. This allows any AI agent to access claw402 APIs with a single wallet.
# Install in OpenClaw
clawhub install claw402- TypeScript: github.com/NoFxAiOS/claw402-js
- Python: github.com/NoFxAiOS/claw402-python
- Go: github.com/NoFxAiOS/claw402-go
- Website: claw402.ai
- Marketplace: claw402.ai/marketplace
- x402 Protocol: x402.org
MIT