Best Alternatives to X402 Counterparty Score

Stripe AI

Runtime: npx

MCP server integrating with Stripe - tools for customers, products, payments, and more.

Vouch

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Trust/risk score for AI agents before they pay. Free via MCP; paid x402 for reasons.

WingmanProtocol Agent Gateway

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Async errands, artifact hosting, watches, memory + 15 calculators for AI agents. x402 on Base.

XFuel

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Submit AI inference to XFuel, pay per task (USDC via x402 or TFUEL), fetch/verify ZK proofs.

Pulsenetwork

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785+ paid intelligence endpoints in one MCP server — agents pay per query via x402 USDC on Base.

Verify business legitimacy by domain or name in <2s. Trust score, verdict, evidence. x402-payable.

Brazilian Central Bank (BCB) MCP

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Verified

Queries BCB economic series, Focus expectations, and PTAX exchange rates through local or hosted MCP access.

MCP Server

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Marketplace of paid HTTP APIs. USDC micropayments via x402 on Base. Non-custodial.

BridgeNode MCP

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AI inference via MCP — pay per request with Solana USDC through x402. No API keys.

LogicNodes — Agent Infrastructure

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Agent payments, identity, and compliance for AI on Base. 9 tools via x402 USDC.

Blackwall X402 Guardrail

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Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt.

Agentrisk

Runtime: npx

Pre-trade token risk scoring API for Base tokens, paid via x402.