x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| — | Statistics stats.openverbs.com Descriptive and inferential statistics — summary stats, percentiles/quantiles, Pearson correlation and linear regression. | Other | Base | $0.00 | 0 | 0 |
| — | Status State API status-state-api.replit.app Check whether a service is up and which parts are affected. Basic status summaries are free. Detailed status reports and recent change history cost USDC… | Chain infra | Base, Solana | $0.00 | 0 | 0 |
| — | Still OS Notary stillosdigitalholdings.com Agent-payable verification, screening, and market-intelligence endpoints. Ed25519-signed receipts on every response. Discovery is free; payment (x402, USDC on… | Chain infra | Base | $0.10 | 2 | 3 |
| — | Stock Bloc ai.studio Machine-readable financial market intelligence, SEC 13F whale analytics, and quantitative endpoints for autonomous AI agents. Settled natively via the open… | AI | Base | $0.02 | 2 | 7 |
| — | store.advice-sky.net advice-sky.net Provides paid AI advice through an API. | AI | Base | $0.00 | 0 | 0 |
| — | Agent Exchange agentexchange.work Machine-payable data APIs for AI agents across web search, on-chain reads, trading data, market judgment, and AI visibility. The canonical x402 catalog… | AI | Base, Solana | $0.00 | 0 | 0 |
| — | store-production-8add.up.railway.app store-production-8add.up.railway.app Provides a paid API endpoint for retrieving probers. | AI | Base | $0.00 | 0 | 0 |
| — | Stratalize stratalize.com x402-gated governed intelligence endpoints. All endpoints require on-chain USDC payment on Base mainnet per the x402 protocol. | AI | Base, Solana | $0.16 | 8 | 6 |
| — | StrategicMaterials minerals.lonestaroracle.xyz Critical-minerals supply concentration and US import-reliance. Pass ?commodity=. | Data | Base, Solana | $0.00 | 0 | 0 |
| — | strategy-sim.vercel.app strategy-sim.vercel.app A service hosted at strategy-sim.vercel.app with no endpoint details provided. | Other | Base | $0.00 | 0 | 0 |
| — | Subpay document reader subpay.ai Reads construction pay applications (AIA G702/G703, Procore, Textura) and change orders into structured JSON, with arithmetic checks. $0.20 in USDC per… | AI | Base, Solana | $0.00 | 0 | 1 |
| — | Supervision Draw supervision-draw.saastemly.com Draw detections onto an image with Roboflow supervision's own annotators, over HTTP and MCP. Send a base64 image and detections (boxes in xyxy pixels… | Media | Base | $0.00 | 0 | 0 |
| — | SupplyChainPulse supply.lonestaroracle.xyz Global supply-chain pressure, freight and logistics stress signal. | AI | Base, Solana | $0.00 | 0 | 0 |
| — | SupraPack suprapack-x402.fly.dev x402 Agent Skill Discovery | AI | Base | $0.00 | 0 | 0 |
| — | supremeai supremeai.ca Pay-per-call APIs for AI agents: Latin American tax-ID validation (checksum), developer package and repo lookups (npm, PyPI, GitHub), and public URL health… | AI | Base | $0.016 | 4 | 3 |
| — | SVG Bar Chart Renderer svg-bar-chart-renderer.jannioura.workers.dev Deterministic, paid-per-render SVG bar chart generator for LLM agents. Accepts labeled scalar data and layout options, performs exact geometry math (min/max… | AI | Base | $0.00 | 0 | 0 |
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