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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This service provides prompt-injection scanning and clean webpage fetching for AI agents via USDC micropayments.
ai-and-agents
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An API service that enables autonomous AI agents to perform paid webhook and API executions using x402 payments.
ai-and-agents
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An API that evaluates whether an x402 endpoint is worth paying for by an AI agent.
ai-and-agents
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A pay-per-use HTTP endpoint that returns a software download link after receiving a 0.001 USDC payment on Base mainnet via x402.
developer-tools
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This service provides multi-chain wallet intelligence and OFAC sanctions screening across seven blockchains via HTTP endpoints or an MCP server.
finance-and-crypto
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A service providing cross-source search and claim corroboration across 18 data sources via USDC micropayments.
ai-and-agents
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An API that provides compact, verifiable web context and citations for autonomous agents.
ai-and-agents
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An API providing market data and machine learning trading forecasts for AI agents using the x402 payment protocol on the Base network.
finance-and-crypto
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This API provides real-time, forecast, and historical weather data for Seoul via USDC payments on the Base Mainnet.
data-and-analytics
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A pay-per-call API that converts time between IANA time zones using USDC on the Base network.
developer-tools
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A pay-per-use HTTP endpoint that provides a download link for Broken Key Remapper software upon payment of 0.001 USDC on the Base mainnet.
developer-tools
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A pay-per-use API that provides JSON data about upcoming 2026 car models, including specifications and estimated pricing.
data-and-analytics
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A paid API endpoint on the Base mainnet that provides access to horror stories for a fee in USDC.
developer-tools
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A pay-per-call API that provides random jokes in JSON format upon payment in USDC on the Base network.
developer-tools
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A pay-per-use HTTP endpoint that generates captioned meme images upon receiving a USDC payment on the Base mainnet.
developer-tools
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A pay-per-use API on the Base mainnet that returns a riddle and its answer upon receiving a USDC payment.
developer-tools
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An API endpoint that provides a lighthearted roast for a 0.001 USDC payment on the Base mainnet.
other
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A pay-per-call HTTP API that converts weight and mass between various units using the x402 protocol on the Base network.
developer-tools
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An HTTP endpoint that provides a daily curated word and definition in exchange for a 0.001 USDC payment on the Base mainnet.
developer-tools
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A background service providing on-chain intelligence and memory for AI agents and cryptocurrency users with paid and public API endpoints.
ai-and-agents
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The service provides structured news briefings in JSON, image, and document formats for AI agents and e-ink devices.
ai-and-agents
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A paid API endpoint for rolling dice with a customizable number of faces using USDC on the Base network.
developer-tools
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A pay-per-use HTTP endpoint that returns a fortune after receiving a 0.001 USDC payment on Base mainnet via x402.
developer-tools
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An API endpoint on the Base network that provides a random fact in exchange for a small USDC payment.
developer-tools
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An API service that provides URL intelligence, including redirect hops, server headers, and sitemap data.
developer-tools
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A pay-per-use API endpoint that returns life advice upon payment of USDC on the Base mainnet.
ai-and-agents
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An HTTP endpoint that returns a useless fact upon receipt of a 0.001 USDC payment on the Base mainnet.
developer-tools
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An API service for screening names and identifiers against federal healthcare and government exclusion lists.
health
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An API that checks for abandonment in WordPress, npm, and PyPI packages by reading live registry data.
developer-tools
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A DeFi market intelligence API for AI agents that uses USDC on Base for per-call payments via HTTP 402 responses.
finance-and-crypto
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An API and MCP server that provides social listening and research intelligence for AI agents.
ai-and-agents
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An API service providing consultation, diagnostic, and verification endpoints for AI agents using Base USDC.
ai-and-agents
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This site provides a trust and payment safety API for autonomous agents to verify endpoints and check counterparty reputation before transactions.
ai-and-agents
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An API providing web scraping and developer utilities such as SEC filings and business registry lookups for AI agents.
ai-and-agents
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An API service for resolving Japanese company data and verifying invoice numbers using x402 payments.
developer-tools
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This site provides a suite of pay-per-call API tools for AI agents, including chat completions, web reading, email verification, and financial market data.
developer-tools
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The service provides API tools for AI agents to perform website origin checks, lockfile security scans, and site hygiene audits using USDC payments.
ai-and-agents
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This site provides an API for retrieving live USDC lending APY data on the Base network.
finance-and-crypto
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Trust402 provides a radar and procurement service for x402 resources, offering API endpoints for price comparison, risk detection, and policy-controlled payments.
ai-and-agents
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An API providing real-time, pay-as-you-go on-chain data and bot-scanning signals for DeFi protocols like Morpho and PoolTogether on various blockchain networks.
developer-tools
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A search and validation service for the x402 agent economy that indexes resources and provides live endpoint conformance checks via paid API calls.
developer-tools
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A pay-per-call chess API providing Stockfish evaluations, opening data, and Lichess user profiles via x402 or MPP payment methods.
developer-tools
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An API service that provides real-time local grocery prices and comparison data through pay-per-call endpoints.
data-and-analytics
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An API providing real-time on-chain data such as gas prices, ERC-20 details, and transaction status for AI agents across multiple blockchain networks.
finance-and-crypto
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A suite of pay-per-call oracles providing real-time data on regulatory changes, software dependencies, and federal actions for AI agents via the x402 protocol.
ai-and-agents
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An agent-native data marketplace offering on-chain reads, DeFi yields, and security audits paid via the x402 protocol on the Base network.
developer-tools
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An API for AI agents to convert webpages and company domains into structured JSON data with per-call payments via the x402 protocol on the Base network.
developer-tools
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A pay-per-call gas oracle for the Base mainnet that utilizes the x402 payment protocol and provides machine-readable endpoints.
developer-tools
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A pay-per-call API providing crypto and web3 data for AI agents.
finance-and-crypto
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An AI agent on the Base mainnet that provides real-time DeFi risk signals and treasury data via micropayments.
finance-and-crypto
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This service provides Ichimoku Cloud signals for cryptocurrency coins via pay-per-call API for AI agents.
finance-and-crypto
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An API service providing telemetry and analytics from a paper-trading research lab covering crypto, equities, and prediction markets.
finance-and-crypto
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An API providing macro, rates, FX, crypto, DeFi, and prediction market data for AI agents via pay-per-call USDC payments on Base.
finance-and-crypto
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A machine-payable API providing normalized public disaster alert data and funding signals, settled in USDC via the x402 protocol.
data-and-analytics
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This API provides web scraping, search, and metadata extraction utilities designed for use by AI agents.
ai-and-agents
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An API service that provides JSON repair and CSV quality profiling for automated agents.
developer-tools
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An API that provides company vendor information and contact details to AI agents by analyzing DNS records.
ai-and-agents
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The site offers an API for accessing Korean cryptocurrency premium data, historical statistics, and KRX analyst consensus.
finance-and-crypto
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An API that provides real-time status checks for product availability and job postings to assist AI agents.
ai-and-agents
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An API providing market intelligence on USDC money flows and agent economy activity on the Base network.
finance-and-crypto
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Provides pay-per-call JSON APIs for agents to retrieve company profiles, page metadata, and structured data using USDC on the Base network.
ai-and-agents
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A pay-per-call data API providing security checks and market or derivatives data for AI trading agents.
finance-and-crypto
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An API providing vehicle diagnostics including OBD-II fault codes, NHTSA recalls, technical service bulletins, and VIN decoding.
ai-and-agents
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The site provides pay-per-call agent utilities on the Base network including JSON patches, DeFi snapshots, allowance scans, and transaction explanations.
developer-tools
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This API provides JSON endpoints for accessing public data including geolocation, weather, finance, and reference registries.
data-and-analytics
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ScrapeCheck provides a service for verifying the accuracy of scraped web data by re-fetching URLs and returning signed verdicts of pass, fail, or unverifiable.
developer-tools
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The site offers live data API endpoints for AI agents to retrieve business leads, Amazon products, events, LinkedIn talent, YouTube transcripts, and job listings.
ai-and-agents
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This service provides API endpoints to verify the safety of npm packages, GitHub repositories, domains, token contracts, and MCP servers.
ai-and-agents
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An API that provides structured intelligence and data from SEC filings, including risk flags and investment committee memos.
finance-and-crypto
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A safety layer for AI agents and users providing DeFi risk assessment, transaction simulation, and contract screening via pay-per-request endpoints.
finance-and-crypto
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DopamineDesk is an x402-based pay-per-call data marketplace offering machine-readable Shopify catalog, TLS certificate, and company research reports for AI agents.
developer-tools
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A suite of payment-gated cryptographic and data transformation utilities for AI agents using the Model Context Protocol and blockchain-based settlements.
developer-tools
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A pay-per-request API providing read-only Base Mainnet blockchain data utilities for autonomous agents.
finance-and-crypto
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An API providing prediction-market odds, AI consensus, web extraction, and blockchain data for AI agents and developers.
ai-and-agents
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A catalog of machine-payable API endpoints for chat, code execution, and mathematical operations settled in USDC on the Base network.
developer-tools
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A financial data provider offering stock, macro, and crypto information paid for via on-chain USDC transactions per request using the x402 protocol.
finance-and-crypto
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An API for AI agents providing European company screening, VAT validation, LEI lookups, and crypto-asset service provider verification with pay-per-call USDC payments.
finance-and-crypto
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WhiteMagic provides hosted Model Context Protocol (MCP) infrastructure and APIs for AI agent evaluation and on-chain trust verification.
ai-and-agents
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SqueezeOS provides agent-native APIs and infrastructure for machine-to-machine commerce, featuring MCP discovery and verifiable payment protocols.
ai-and-agents
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Fluid Stash provides TTL artifact storage for AI agents backed by S3-compatible object storage.
ai-and-agents
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An air quality API providing US AQI, pollutant levels, and exercise safety verdicts for any location.
data-and-analytics
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An API service providing Irish company data from CRO records via REST and A2A interfaces, paid for with USDC.
developer-tools
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HALOWERK buerowerk provides paid API endpoints for autonomous agents, offering text-to-entity graph conversion and GDPR processing record generation.
ai-and-agents
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The site offers paid API endpoints for autonomous agents to access blockchain data, including name resolution, multisig inspection, and DAO snapshots.
finance-and-crypto
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A paid API service providing autonomous agents with endpoints for headless browser tasks, form validation, ephemeral browsing, and website quality audits.
developer-tools
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This site provides paid API endpoints for autonomous agents to access drug identity, label information, and boxed warnings.
health
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An API that searches FDA, NHTSA, and CPSC product recall data and returns results with a normalized severity scale.
data-and-analytics
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An API providing real-time cryptocurrency intelligence, sentiment analysis, and macro-economic data from multiple sources.
finance-and-crypto
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This service provides pay-per-call utilities for AI agents, including JSON schema validation, receipt parsing, and web data extraction.
ai-and-agents
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An API providing behavioral habit intelligence through pay-per-call endpoints using USDC on the Base network.
ai-and-agents
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An API service for inspecting IP addresses to obtain location, network ownership, and risk signals.
developer-tools
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This service provides paid API endpoints for autonomous agents to resolve token identities, verify smart contracts, and perform honeypot checks on various blockchain networks.
finance-and-crypto
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This service provides paid API endpoints for autonomous agents to query BGP and RPKI network routing data.
developer-tools
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An API providing global risk intelligence, including travel safety alerts, country risk profiles, and sanctions screening, designed for AI agents.
data-and-analytics
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Retriever AI provides a cloud-based web scraping API that returns page text, accessibility trees, and link maps for use in AI agent retrieval pipelines.
developer-tools
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An API that provides AWS region pricing for services like EC2 and Bedrock to compare costs and calculate potential savings.
developer-tools
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The site provides an API for managed news feeds that organize articles into event clusters with source counts and citations.
ai-and-agents
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A programmatic interface that provides independent measurement of Solana lending collateral liquidity and exit capacity for synthetic assets.
finance-and-crypto
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An API service that allows users to pay a fee to store files for seven days using JSON and base64 encoding.
ai-and-agents
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Tuski provides bulk email validation services that check syntax, domains, and delivery evidence to provide quality scores and deliverability verdicts.
marketing-and-seo