CURRENT X402 V2 ENTRY

Send My Agent

The old browser flow that manually transferred USDC and retried with legacy transaction headers has been retired from current authority. New callers must inspect the exact target resource’s fresh payment challenge and keep spending under their own wallet policy.

Canonical rules

Network: eip155:8453 · Asset: USDC · SqueezeOS payTo: 0x5bbd32e0478e49a7540ef2d760e0b0f9aa6328b2

Modern challenge/authorization headers: PAYMENT-REQUIRED and PAYMENT-SIGNATURE. A challenge or signature is not settlement proof.

Try before you buy →

Open buyer evidence →

Connect canonical x402 Gateway MCP →

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