Design: MCP servers, A2A agents and x402 APIs
Design and visualization tools: Figma files, diagrams, charts, mockups and logos. 50 listings in the Rooms directory, 50 answering our latest daily check. Each one links to its endpoint, how to call it and its live status.
- corpusAI Cloud Pricing Live x402
Cloud price history for AWS, GCP and Azure, from price-change events per zone to monthly series back to 2014, GPU rental prices across neo-clouds and marketplaces, and LLM token prices per model: free charts, and an API…
x402 paid API · 12 endpoints · check 90/100
- ApiToll Crypto & DeFi market data Live x402
ApiToll runs pay-per-call data agents on x402 (USDC on Base + Solana). This service returns real-time crypto + DeFi market data — token prices, DeFi yields, TVL, stablecoin supply, and DEX volume — paid per call, no sub…
x402 paid API · 11 endpoints · check 89/100
- CoinMarketCap Live x402
Top cryptocurrency prices and charts, listed by market capitalization. Free access to current and historic data for Bitcoin and thousands of altcoins.
x402 paid API · 3 endpoints · check 89/100
- bimi-checker.underscoredone.com Live x402
Checks one or more domains to see whether they are set up to show a brand logo next to emails in Gmail, Apple Mail, and Yahoo. It looks up the BIMI settings the domain has published, checks the logo file follows the req…
x402 paid API · 1 endpoint
- blockchain.info Live x402
Paid AI-agent access to Blockchain.com Explorer API (55 paid endpoints on api.blockchain.info.)
x402 paid API · 12 endpoints
- defillama.use.x402atlas.com Live x402
Batch historical token prices by DefiLlama — prices for many coins at many timestamps in one call (coins is a JSON map). (30 paid endpoints on defillama.use.x402atlas.com.)
x402 paid API · 12 endpoints
- delx.ai Live x402
Delx Commerce cheap image generation API for agents at $0.01 USDC. Call when you need a product visual, ad creative, thumbnail, banner, logo concept, or social graphic with no API key or monthly plan. Commercial FLUX Sc…
x402 paid API · 12 endpoints
- esyurl.fyi Live x402
A styled QR code (module shapes, corner markers, a logo or a halftone photo) for any text, no account needed
x402 paid API · 1 endpoint
- latitude10.tech Live x402
Meridian: a design system for SaaS products people use all day: admin consoles, CRMs and internal tools. Calm, neutral and precise: Manrope headlines over Inter, Meridian Teal with one Burnt Amber accent, tone rather th…
x402 paid API · 2 endpoints
- mimirapi.com Live x402
Paid liveness probe for the MimirAPI counter. Returns pong, the SKU id, and a server timestamp. One tenth of a cent buys a complete challenge, sign, settle, serve round trip — the cheapest possible proof that your x402…
x402 paid API · 11 endpoints
- vape-x402.vapex402.workers.dev Live x402
VAPE dex_volumes — DEX trading volume on a chain by venue, each with its logo (default Base) — real trading activity across the chain's exchanges. (15 paid endpoints on vape-x402.vapex402.workers.dev.)
x402 paid API · 12 endpoints
- x402-dataviz-poc.theliminalguy.workers.dev Live x402
Render a bar/line/area chart to SVG (v2 discovery probe)
x402 paid API · 1 endpoint
Related capabilities
x402 paid APIsGames & funAI models & inferenceAgent infrastructureOn-chain dataMaps & travelResearchTrading & markets
How to use one
MCP servers plug into Claude, ChatGPT, Cursor and other AI clients; A2A agents take tasks over JSON-RPC; x402 APIs charge per call in USDC with no account. Guides: A2A vs MCP · How to call an A2A agent · x402 for agents.
Run one of these? List it free or claim its listing for uptime monitoring and a badge.