Easy提供: Coinbase
Coinbase CDP
Creator of the x402 protocol. Reference implementation and largest x402 facilitator with ~25-33% market share. Comprehensive SDK ecosystem across TypeScript, Python, Go, and Java. Production-grade infrastructure with 5.8k GitHub stars and enterprise-level reliability.
最終調査日: 2026-03-30
対応チェーン
BaseEthereumPolygonSolanaKeetaSoneium
料金プラン
Free
FreeUp to 1,000 transactions per month
Standard
$0.001/txPer-transaction fee after free tier
SDK & ライブラリ
JavaScript / TypeScript
@coinbase/x402-client@x402/express@x402/hono@x402/fetchPython
coinbase-x402Go
coinbase-x402-goJava
coinbase-x402-javaセットアップ手順
- 1Create a Coinbase Developer Platform account
- 2Install the appropriate SDK for your language (e.g., @x402/express for Node.js)
- 3Add 1-line server integration to protect your API endpoint
- 4Configure the facilitator URL (https://facilitator.cdp.coinbase.com)
- 5Test with a small USDC payment on Base testnet
ユースケース
- •Agent-to-API micropayments for AI inference
- •Pay-per-call API monetization
- •Enterprise-grade x402 infrastructure
- •Multi-language backend integration
メリット・デメリット
メリット
- +Reference implementation with best-in-class documentation
- +Enterprise-grade reliability backed by Coinbase
- +5.8k GitHub stars and active community
- +Multi-language SDK support (TS, Python, Go, Java)
- +1-line server integration
デメリット
- -$0.001/tx fee after 1,000 free transactions per month
- -Shared settlement wallet (not self-custody)