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🔍 AI Indigo API

3,293+ AI tools. Search programmatically. Pay with x402.

$0.01 USDC per query

How it works

  1. Send a GET request to /api/v1/search?q=your+query
  2. Receive HTTP 402 with payment requirements
  3. Pay via x402 (USDC on Base)
  4. Get your search results

Endpoints

  • GET /pay — This page
  • GET /api/v1/search?q=query — Search tools (x402)
  • GET /api/categories — List categories (free)
  • GET /api/tools — Browse tools (free)

Example

curl https://aiindigo.com/api/v1/search?q=chatbot

# Returns 402 with x-payment header
# Pay via x402, then retry to get results

For AI Agents

This API is designed for autonomous AI agents. No API keys needed — just pay and query.

Built on x402 protocol using OpenFacilitator.

💳

Powered by Stripe Machine Payments

Payments via x402 land directly in our Stripe balance. USDC on Base, $0.01 per query, gasless.

  • • Stripe-verified payment processing
  • • USDC on Base network
  • • $0.01 per query — no minimums
  • • Instant settlement
Learn about Stripe Machine Payments →

🌐 aiindigo.com — AI tools directory

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