Score colors: 90–100 Excellent · 70–89 Good · 50–69 Needs work · 0–49 Needs urgent work. The score counts what AI crawlers run into when they read the site without JavaScript. Every listed site is re-checked for free every 30 days; a paid check re-scores it within the hour.
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An API that provides machine-payable temporal evidence for observed public web resources.
ai-and-agents
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The site provides API services for web research, summarization, and structured data extraction for AI agents.
ai-and-agents
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An API service for running FFMPEG tasks with tiered pricing based on processing requirements.
developer-tools
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A service providing pay-per-call machine data built from official public sources.
ai-and-agents
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ai-and-agents
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Provides an API for global counterparty intelligence, including sanctions checks and data from sources such as GLEIF, SEC, and OFAC.
finance-and-crypto
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An API providing aircraft identification, history, and intelligence data.
data-and-analytics
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An API service providing access to various chat, image, audio, and agent models with pay-per-request pricing via Solana.
ai-and-agents
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sri-test.bizapi
A test deployment of an API that inspects MCP server source code to report factual observations about credential access and data handling.
developer-tools
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Scout provides a collection of pay-per-call JSON APIs for AI agents using the x402 protocol.
ai-and-agents
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An API endpoint that provides Solana wallet profile verdicts including balance, activity, and sanctions checks for AI agents.
finance-and-crypto
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An API providing diligence reports and venture capital services for AI agents.
ai-and-agents
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An API that provides social and developer data on a pay-per-request basis for AI agents.
ai-and-agents
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A paid API service that verifies financial claims against official SEC filings and XBRL data, returning evidence and a verdict.
finance-and-crypto
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A sandbox environment for the Wever Pay payment protocol, providing API endpoints and MCP discovery for agent-based service purchases.
developer-tools
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An API providing specialized tools for AI agents, including SVG asset generation, market data snapshots, DNS inspection, and public data lookups.
ai-and-agents
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A service for linting x402/MPP OpenAPI listings to prepare them for autonomous agent use.
ai-and-agents
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RelayBox provides a temporary durable callback inbox for AI agents that cannot maintain a continuous process.
ai-and-agents
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A JSON endpoint providing machine-readable metadata and links to API and AI capability catalogs.
ai-and-agents
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An API providing research trend analytics from PubMed articles via pay-per-query payments in USDC using the x402 protocol.
data-and-analytics
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A service that provides HTTP acceptance checks for coding agents to verify deployments.
ai-and-agents
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This API provides access to space market data and milestone probabilities on the Base Sepolia testnet.
finance-and-crypto
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An API that converts structured content like headings, paragraphs, and tables into paginated PDF reports.
developer-tools
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A safety layer API that simulates unsigned Solana transactions to verify agent actions against declared intent and policy before signing.
ai-and-agents
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An API service that provides photographs for AI agents for purchase using USDC.
ai-and-agents
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An API endpoint that scores outreach emails for quality and spam risk in exchange for a small USDC payment on the Base network.
marketing-and-seo
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An API for generating AI images using the flux-schnell model with payment via USDC on the Base network.
ai-and-agents
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A deterministic API service offering text metrics, JSON-to-CSV conversion, and JSON validation for AI agents via x402 payments.
developer-tools
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A paid API service using x402 protocol on Solana USDC that offers status and brief endpoints for AI agents.
ai-and-agents
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This service provides AI-driven ecommerce catalog intelligence, including Shopify store audits, GTIN validation, and catalog remediation via API.
ai-and-agents
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An API service providing ecommerce catalog intelligence, including auditing, GTIN validation, and Merchant Center compatibility for AI-driven commerce.
commerce
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The service provides an API for verifying Pennsylvania vendor information against business registries, Census addresses, and OFAC name candidates.
data-and-analytics
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A collection of pay-per-call JSON APIs for AI agents that provide services such as data extraction, DNS lookups, and website checks.
ai-and-agents
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An API providing market data and financial intelligence for trading card games, sports, and various crypto assets.
finance-and-crypto
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This page provides a JSON manifest of API routes for the TELAGO Pennsylvania Vendor Intelligence service.
data-and-analytics
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This API provides integrity and payment policy verification for AI agents.
ai-and-agents
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This service provides machine-to-machine decision APIs for website audits, due diligence, and data quality verification.
ai-and-agents
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A paid API endpoint providing real-time OpenSea NFT market signals including listings, sales, and floor pressure.
finance-and-crypto
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Scout provides a collection of pay-per-call JSON APIs for AI agents using the x402 protocol.
ai-and-agents
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milliapi.comapi
MilliAPI provides x402-based API infrastructure for web intelligence, including web audits and crawler robot checks for autonomous software.
ai-and-agents
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An API that audits merchants and paid endpoints to determine if they are trustworthy before a user sends payment.
finance-and-crypto
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A service providing durable and semantically searchable memory for AI agents via HTTP and MCP, keyed to a wallet.
ai-and-agents
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manylives.meapi
The site offers pay-per-call API tools for AI agent developers, including web search, prompt-injection checks, and company profile extraction.
ai-and-agents
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An AI-to-AI payment gateway that allows agents to pay for MCP tool calls using the x402 protocol.
ai-and-agents
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This service provides web verification endpoints for AI agents to validate sellers, products, and claims.
ai-and-agents
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A service that verifies the validity of public product, classified, or marketplace listings for AI agents.
ai-and-agents
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The Listing Drift Watchdog API monitors the drift between live payment challenges and public listings.
developer-tools
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A directory of 1033 pay-per-call JSON APIs for AI agents using the x402 protocol, covering categories like DNS, email validation, and literature.
developer-tools
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kychange.comapi
A swap desk for exchanging Bitcoin Lightning sats and USDC on the Base network via an API.
finance-and-crypto
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An API service providing deterministic JSON flattening and CSV-to-JSON conversion for AI agents via x402 payments.
ai-and-agents
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An API that provides tamper-evident web change-check receipts and snapshots for public URLs.
ai-and-agents
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A collection of pay-per-call JSON APIs for AI agents providing network and IP information via the x402 protocol.
developer-tools
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OpusIntelligence provides machine-readable market and ecosystem measurement feeds via an API.
data-and-analytics
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An API that provides unsigned transactions for token swaps, bridging, and allowance checks for AI agents.
finance-and-crypto
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A machine-readable entry point for Forest paid agent capabilities and discovery surfaces.
ai-and-agents
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httpx420.comapi
An online HTTP microservice gateway and paywall operating on Cloudflare Edge Workers for the Base Sepolia testnet.
developer-tools
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An API that provides search results for U.S. federal grant opportunities in JSON format.
data-and-analytics
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This service provides human-in-the-loop verification and task execution via API for AI agents.
ai-and-agents
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This API provides search capabilities for U.S. federal grant opportunities, returning data such as deadlines, eligibility, and funding amounts in JSON format.
finance-and-crypto
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This API provides verified web search, commerce intelligence, and verification services for AI agents.
ai-and-agents
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An API that enables AI agents to verify references against live sources to ensure data accuracy.
ai-and-agents
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A pay-per-call MCP server providing crypto market intelligence and technical indicators for AI agents using Binance spot data.
finance-and-crypto
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A pay-per-call API that provides agent-likeness scores, sybil flags, and wallet relationship data for addresses on the BSC and Base chains.
finance-and-crypto
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fastsend.devapi
A service that allows AI agents to send SMS, email, and instant messages using an API or MCP endpoint.
ai-and-agents
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An API service providing SEC EDGAR filing intelligence for AI agents, including recent filings, insider trading, earnings, and material events.
finance-and-crypto
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A utility gateway service for AI agents providing status, payment information, and API documentation.
ai-and-agents
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Fallback provides pay-per-call tools for AI agents to find sources, diagnose failures, and repair requests.
ai-and-agents
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A service providing isolated Python code execution for AI agents through a sandboxed API.
ai-and-agents
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An API providing email validation and DNS security intelligence for autonomous agents.
ai-and-agents
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This API compares twelve weather models to provide spread, agreement scores, and ensemble rain probability.
data-and-analytics
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A collection of pay-per-call JSON APIs for AI agents that use the x402 protocol for automated payments.
ai-and-agents
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An API for document extraction and OCR that converts PDFs and images into structured JSON.
developer-tools
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A collection of pay-per-call JSON APIs for AI agents that use the x402 protocol for automated payments.
developer-tools
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An API that extracts structured JSON data from documents such as invoices, receipts, contracts, and resumes.
developer-tools
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An API that routes natural-language intent from agents to various fleet services using USDC on the Base network.
ai-and-agents
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dihh.my.idapi
An API providing trading signals and price data based on Coinbase Advanced Trade data.
finance-and-crypto
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A collection of pay-per-call JSON APIs for AI agents using the x402 protocol.
ai-and-agents
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A service that captures public web pages to provide timestamped metadata and content hashes for verifying supplier information.
data-and-analytics
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A JSON endpoint providing discovery links and configuration for DIEM Agent Workers.
ai-and-agents
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A catalog of over 1,000 pay-per-call JSON APIs designed for AI agents using the x402 protocol.
ai-and-agents
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PathCourse Health is a machine-to-machine protocol that sells AI inference and data to software agents via USDC on Base.
ai-and-agents
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An API service that validates CSV files against JSON column specifications to detect missing fields, duplicates, and invalid data types.
developer-tools
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A registry for cryptographically verifiable token records that allows controllers to write signed metadata via an API.
finance-and-crypto
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An API service providing token risk assessment, due diligence, and portfolio ranking on the Base network.
finance-and-crypto
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An API that removes the background from an image URL and returns a hosted transparent PNG URL.
ai-and-agents
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An API that classifies HTTP 402 paywalls and converts public web pages into markdown for AI agents.
ai-and-agents
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A collection of pay-per-call JSON APIs for AI agents providing blockchain, token, and wallet data.
finance-and-crypto
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An API service that checks for duplicate citation URLs and shared links in supplied HTML for research agents.
developer-tools
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This service provides access to data on funded companies in Portugal for sales research by AI agents and developers.
data-and-analytics
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This API provides Brazilian company profiles, public procurement data, and regulatory risk compliance screening for due diligence and KYB.
data-and-analytics
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A JSON API endpoint for BlueBreath Decision Guard offering preflight checks for agent tasks, delivery gates, and action locks on the Base network.
ai-and-agents
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A platform for machine-to-machine API commerce and product monitoring that enables autonomous agents to purchase data and services using USDC.
ai-and-agents
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An API that provides automotive intelligence, including vehicle identity resolution, specifications, fitment, safety, and efficiency data.
ai-and-agents
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This API offers pay-per-call video generation using USDC for payment.
ai-and-agents
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The RobotsShop Trust Index API provides endpoints for accessing settlement data, statistics, and leaderboards.
finance-and-crypto
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api.runx.aiapi
This page is an authorization endpoint used to connect provider accounts via the runx CLI.
developer-tools
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An API providing biomechanical motion data for use cases in medical insurance, physical therapy, robotics, and security.
ai-and-agents
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An API service providing structured website data, competitor pricing comparisons, and preflight checks for AI agents using USDC payments.
developer-tools
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An API that provides tooling for AI agents and stock market insights.
ai-and-agents
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Provides an API for retrieving independent, dated trust receipts and verification data for local businesses.
data-and-analytics