Easyby Polygon Labs

Polygon x402

Polygon's native x402 facilitator with 1,000 free transactions per month and gas sponsorship. Includes KYT (Know Your Transaction) screening for compliance. Comprehensive buyer and seller quickstart documentation. Amoy testnet available for development.

Last researched: 2026-03-30

Supported Chains

Polygon PoS

Pricing

Free

1,000 transactions per month free. Gas sponsored.

Free

Standard

Per-transaction fee after free tier

$0.001/tx

SDKs & Libraries

JavaScript / TypeScript

Standard @x402/* packages@swader/x402facilitators aggregator

Setup Steps

1
Follow the seller quickstart at agentic-docs.polygon.technology
2
Install standard @x402/* middleware packages
3
Configure the facilitator URL for Polygon PoS
4
Test on Amoy testnet (https://x402-amoy.polygon.technology)
5
Deploy to mainnet with KYT screening enabled

Use Cases

•Low-cost micropayments on Polygon PoS
•KYT-compliant agent payment processing
•Polygon ecosystem API monetization
•Enterprise-grade payments backed by Polygon Labs

Pros & Cons

Pros

+Backed by Polygon Labs with enterprise reliability
+1,000 free transactions per month
+Gas sponsored for all transactions
+KYT compliance screening built-in
+Excellent documentation with testnet available

Cons

-Polygon PoS only (single chain)
-Post-free tier costs ($0.001/tx) add up at volume

Links

Website→Documentation→Facilitator (testnet)→Seller Quickstart→Buyer Quickstart→