Best Alternatives to Sato Hub: Onchain Agents

Httpayer MCP

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x402 micropayments for AI agents — credits-based, no wallets, no blockchain.

Stripe AI

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

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.

Packrift MCP

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Exact-spec Packrift packaging search with live price, stock, shipping, cart handoff, and no-match.

WingmanProtocol Agent Gateway

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

1inch MCP

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Doc search, intent & cross-chain swaps, limit orders, portfolio, spot prices, gas & all APIs.

Blackwall X402 Guardrail

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

XFuel

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

Markifact: AI Performance Marketing

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AI marketing agent for Google Ads, Meta, GA4, TikTok, LinkedIn, Shopify, HubSpot and more.

OctoTrip Flights

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Free, no-login flight search with real-time pricing from multiple airlines.

Hera Agent Unity

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Control and verify a live Unity Editor through a local, low-token MCP server.

Optics MCP

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Search Sunex lenses and imager sensors, match compatible optics, get pricing. No API key needed.