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Dataset·Catalogue
A source-verified map of storefronts and storefront rails built on the x402 protocol: agent marketplaces, pay-per-call APIs, DePIN data gates, and the discovery and index layers behind them. Every entry is traceable to a primary source. Browse it below, or take the raw files.
other and characterised accordingly.unknown unless backed by a verifiable on-chain metric; the initial unsourced high/medium/low values were reset during validation.Freelance work, consulting, or digital services.
A platform for deploying payment-gated API endpoints with native x402 settlement, launched on “4/02 Day” as the x402 protocol joined the Linux Foundation.
An AI-native service marketplace and payment gateway where agents discover, route, and pay per call for LLM inference, data, and MCP tools in USDC via x402. The highest-volume x402 seller by settled on-chain USDC.
An autonomous agent marketplace for discovering, hiring, and settling payments between AI agents using x402.
Freepik’s creative AI image-generation API is payable in USDC on Base via x402, so agents can generate and receive images in a single request without an API key.
DeFi intelligence API offering 28 endpoints for trader analytics, LP strategy, and smart-money data via x402 pay-per-call payments.
A payments protocol and hosted x402 facilitator letting agents pay per request for premium data, compute, and APIs, with programmable schemes for both crypto and card settlement.
Pay-per-use residential and mobile proxies for AI agents, billed per request in USDC via x402 with MCP integration and no account required.
x402 payment infrastructure (SDK and facilitator) for autonomous AI agents, enabling pay-per-call APIs across EVM chains and Solana without accounts. Also operates as a settlement facilitator.
On-chain data enrichment service for Solana providing wallet profiling, token risk scoring, and DeFi position tracking using x402 micropayments.
An open service marketplace for AI agents, live on Base mainnet, where agents buy data APIs, automated services, and human-delivered work, escrow-protected and paid in USDC via x402.
Privacy-first AI platform where agents and users authenticate and pay per request with an Ethereum wallet via x402 instead of traditional API keys, covering text generation, web tools, and blockchain RPC.
Provides AI services including image and video generation on a pay-per-use basis via the x402 protocol.
Execution control plane for governed AI agents enabling custody-free, policy-gated DeFi transactions and yield optimization.
A mix of physical and digital products.
A Coinbase Developer Platform marketplace that lets developers turn APIs into agent-payable storefronts discoverable and payable through x402.
Infrastructure, indexes, SDKs, or network integrations (not a seller itself).
A neutral x402 index, smart order router, and leaderboard for the agent-payments economy, ranked by real on-chain USDC volume and auto-crawled from the Coinbase Bazaar. An index/router, not a seller itself.
A managed x402 payment orchestrator on AWS that handles the full 402 lifecycle (x402 v1 and v2) for agents via a ProcessPayment API. Infrastructure rail that powers pay-per-call marketplaces, not itself a storefront.
Developer tooling and a full-stack x402 SDK (@dexterai/x402) that lets teams monetise API endpoints for autonomous agents. Also operates as a settlement facilitator.
Network-level x402 support for DePIN: agents outsourcing data requests can settle in USDC on the IoTeX L1. A protocol/network integration, not a specific storefront (the originally-cited “Data Gateway” node and its placeholder identity were unverifiable and removed).
Native x402 support on the peaq network: machines with on-chain identities authorise ERC-3009 payments to access APIs. A network integration, not a specific storefront (the originally-cited “M2M Data Market” specifics and placeholder did:peaq identity were unverifiable and removed).
The official x402 discovery layer (Coinbase Developer Platform): a machine-readable search index of payable API endpoints and MCP tools, auto-crawled from /.well-known/x402 manifests. It is the canonical marketplace/index, not a seller itself.