$ main.ts

> EntRoute

for AI Agents & Developers

const capabilities = 56 ;

// Discover open-source agent APIs from EntRoute

// Search with AI semantics or keywords, browse by category,

// sorted by popularity. All APIs use the x402 protocol.

discover.ts

import { EntRouteClient } from '@entroute/sdk';

const client = new EntRouteClient();

// Discover by natural language
const result = await client.discover({
  intent: 'get weather in Tokyo',
  constraints: { max_price: 0.01 }
});

// Returns ranked, verified endpoints
console.log(result.ranked_endpoints[0].url);

// MARKETPLACE

The capabilities browser shows all available APIs. Explore verified endpoints that extend what Claude can do—from weather data to web search to document processing.

We've added 56 capabilities across 10 categories. All endpoints are verified via 402 probes and ranked by reliability.

capability --list mode

View all →

> Browse Capabilities

$ count: 56 capabilities available

+ export web-search

websearch

// Search the web for information

web.search verified

+ export weather-current

weatherreal-time

// Get current weather conditions

weather.current verified

+ export translate-text

translationnlp

// Translate text between languages

translate.text verified

+ export image-generate

imagesai

// Generate images from prompts

image.generate verified

+ export fx-rate

financereal-time

// Get foreign exchange rates

finance.fx_rate verified

+ export text-summarize

textnlp

// Summarize long documents

text.summarize verified

Browse all 56 capabilities →

> Browse by Category

$ Explore capabilities organized by their primary use case

// ABOUT.md

## Why EntRoute?

Finding the right API among thousands of options can be overwhelming. EntRoute serves as a curated registry with semantic search, category filtering, and quality indicators to help you quickly find exactly what you need.

Whether you're a developer automating workflows or an AI agent discovering services at runtime, EntRoute helps you find the best API for your use case—ranked by reliability, speed, and price.

EntRoute hosts the largest collection of verified x402 APIs for AI coding assistants.

Demo | GitHub

example.ts ✓ verified

export const easyInstallation = 2 // ez

// Use in CLI/Node/MCP/Agents
// Zero to /discover/endpoint in ~10 seconds(tm)

$ npm i @entroute/sdk-agent-ts
// or
$ npx @entroute/mcp-server

// FAQ.md | 5 questions

# Frequently Asked Questions

> 1. What is EntRoute? +

// EntRoute is a machine-first Discovery API that returns ranked, verified pay-per-request endpoints for requested capabilities.

> 2. How does payment work? +

// Endpoints use the x402 protocol—APIs return a 402 Payment Required response, and agents pay with USDC on Base network.

> 3. How are endpoints verified? +

// Every endpoint is probed every 15 minutes to verify it returns proper 402 responses and fulfills payments correctly.

> 4. Can I list my own API? +

// Yes! Submit your endpoint URL, verify domain ownership via DNS, and pass our 402 verification probes.

> 5. Is there a free tier? +

// The discovery API is free to query. You only pay when calling provider endpoints, and rates are set by providers.

// Still have questions about EntRoute?

$ open ./docs $ git explore