OPEN API CATALOG

39 APIs for AI Agents

Production-ready services: crypto wallets, DeFi trading, file storage, code execution, monitoring, and more. Free tier on every service. OpenAPI 3.1 specs included.

39
Services
400+
Endpoints
9
Categories
Free
Tier Included
Get Started Free Interactive Docs Try It Live Pricing Tutorials & Guides
Crypto Wallets DeFi Trading Code Execution File Storage Web Scraping Screenshots Webhooks PDF Generation Email DNS Lookup IP Geolocation +28 more

See It In Action

Click "Run" to make a live API call. No signup needed.

Request
curl https://agent-gateway-kappa.vercel.app/v1/agent-geo/geo/8.8.8.8
Response Waiting 
Click "Run Request" to try it live
200 free credits on signup. No credit card required. Get Free API Key →

Free Tools — No Signup Required

View All →
📷
Screenshot
Capture any website
📍
IP Geolocation
Find location of any IP
🔍
DNS Lookup
Resolve A & AAAA records
🌐
Domain Checker
Search 18 TLDs at once
📈
Crypto Prices
Live 38-token tracker
🔐
Hash Generator
MD5, SHA-256, SHA-512
{ }
JSON Formatter
Validate, Beautify, Minify
🔄
Base64
Encode, Decode, Files
🔐
JWT Decoder
Decode, Inspect Tokens
🔍
Regex Tester
Test, Match, Groups
⏰
Timestamp Converter
Epoch to Date & Back
🔒
Password Generator
Strong, Random, Secure
🔗
URL Encoder/Decoder
Encode, Decode, Parse
🔑
UUID Generator
v4, v7, ULID, Nano ID
⏲
Cron Generator
Build Cron Schedules
📝
Markdown Editor
Live Preview, GFM
▩
QR Code Generator
URLs, WiFi, vCard
🎨
Color Picker
HEX, RGB, HSL, CMYK
🌈
CSS Gradients
Linear, Radial, Conic
■
Box Shadow
Visual Shadow Builder
🔄
Text Diff
Compare & Find Changes

Try It Right Now

No signup, no API key, no credit card. Just paste this in your terminal:

$ curl -s https://agent-gateway-kappa.vercel.app/v1/defi-trading/prices

{
  "BTC": "68334.50",
  "ETH": "1982.55",
  "SOL": "87.29",
  "BNB": "633.86",
  ... 527 tokens total
}

More examples:

# Get your IP geolocation
curl https://agent-gateway-kappa.vercel.app/v1/agent-geo/geo/me

# Create a short URL
curl -X POST https://agent-gateway-kappa.vercel.app/v1/agent-shorturl/api/shorten \
  -H "Content-Type: application/json" -d '{"url":"https://example.com"}'

# Create an API key for higher limits
curl -X POST https://agent-gateway-kappa.vercel.app/api/keys/create
Full Getting Started Guide Postman Collection (121 requests)