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 allows AI agents to send SMS messages using USDC payments via the x402 protocol.
ai-and-agents
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An API providing metered access to a catalog of honey varieties, including flavor profiles, origin data, and a producer directory.
data-and-analytics
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An API providing autonomous compute, DeFi oracles, and cryptographic attestations for AI agents using micropayments on the Base network.
ai-and-agents
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The Sly API offers agentic payment orchestration and governed agent onboarding.
ai-and-agents
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x402.aubr.aiapi
A service providing a payment proxy and system health monitoring for the AUBRAI x402 mainnet.
finance-and-crypto
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This API provides machine-readable security hygiene snapshots for URLs, including HTTPS status, security headers, and file presence.
developer-tools
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BotPay provides payment access, service discovery, and settlement infrastructure for AI agents, applications, and connected machines.
ai-and-agents
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An API for AI agents to perform pay-per-call HHS OIG exclusion screening using USDC on the Base network.
health
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A preview of x402 agent APIs including endpoints for sourcing requests, tariff rates, and wallet PnL breakdowns.
ai-and-agents
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An API providing daily English-language news digests and market analysis of the Japanese game industry.
other
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Provides API services for payment reconciliation checks and on-chain SVG avatar minting using USDC on the Base mainnet.
ai-and-agents
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An API service that provides federal lobbying disclosure data for AI agents via pay-per-call requests.
data-and-analytics
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An API for verifying FinCEN MSB registration status using USDC on the Base network.
finance-and-crypto
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An API that provides pay-per-call screening of firms or persons against US DOJ FARA registration data.
ai-and-agents
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An API service for monitoring AI agent spending and detecting transaction anomalies.
ai-and-agents
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Pharos Atlas provides access to a data network of specialist sources through localized HTML and structured APIs.
data-and-analytics
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1yc.devapi
A collection of developer APIs for monitoring, screenshotting, PDF conversion, and data extraction.
developer-tools
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The service provides webhook alerts and event monitoring for token positions on the Base network to detect rug pulls and other on-chain activities.
finance-and-crypto
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An API that prioritizes CVE lists using exploitation signals like EPSS and CISA KEV for security automation.
developer-tools
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An API service for verifying UK charity registration details using the x402 protocol on the Base network.
ai-and-agents
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An API for generating workouts and fitness coaching programs, including daily, weekly, and custom plans.
health
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This service provides API endpoints to retrieve technical data for URLs, such as timing, meta tags, redirects, and security headers.
developer-tools
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An API for verifying US Coast Guard documented vessels using official numbers, IMO numbers, or vessel names.
data-and-analytics
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An API service that provides H-1B LCA sponsor screening data for AI agents using the x402 protocol.
ai-and-agents
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An API for assessing Ethereum wallet risk through transaction history, DeFi exposure, and sanctions screening.
finance-and-crypto
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An API for validating JSON data against a JSON Schema.
developer-tools
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A pay-per-call API for screening UK beneficial ownership using company numbers.
ai-and-agents
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The site provides API endpoints for checking Unicode text for hidden characters, bidi controls, confusables, and normalization.
developer-tools
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An API for vetting email addresses and domains through checks such as MX records, disposable provider lists, and SPF/DMARC/DKIM status.
developer-tools
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This API provides compliance screening services for AI agents, including OFAC sanctions, legal entity verification, and EU VAT validation.
ai-and-agents
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An API service providing pay-per-call access to Harmonized System codes, Incoterms 2020 rules, and UN/LOCODE trade locations.
data-and-analytics
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A pay-per-call API for verifying Scottish charity registration details using the OSCR register.
ai-and-agents
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An API that converts resumes into video-pitch scripts including hooks, value propositions, and timed captions.
ai-and-agents
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An API providing Nostr zap-weighted and DVM-activity signal feeds.
data-and-analytics
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The service provides AML/KYC sanctions and PEP screening for individuals and companies against multiple international lists.
finance-and-crypto
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This API provides endpoints for web summarization, text extraction, DNS lookups, currency conversion, and weather information.
developer-tools
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A network of 77 intelligence APIs that AI agents can access and pay for autonomously using USDC via the x402 protocol.
ai-and-agents
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A pay-per-call API for verifying New Zealand charity registration numbers and names using USDC on the Base network.
data-and-analytics
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An API that provides biotech clinical-trial catalyst signals and upcoming readout schedules for stock tickers.
finance-and-crypto
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A service for renting NVIDIA GPUs by the hour via Telegram, API, or CLI for AI workloads and creative tools.
ai-and-agents
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The Margin API provides margin calculation, sufficiency checking, haircut rate lookup, and breach detection for collateral positions on the Base network.
finance-and-crypto
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An API service for AI agents to screen employers for permanent labor certification sponsorship using public DOL OFLC data.
ai-and-agents
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An AI oracle that answers questions about crypto, data science, and technology using USDC micropayments via the x402 protocol.
ai-and-agents
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This API provides risk assessments and market statistics for cryptocurrency tokens across various blockchain networks.
finance-and-crypto
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This API provides domain intelligence including RDAP registration data, DNS records, HTTPS probing, and risk scores.
data-and-analytics
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An API service for verifying email addresses through syntax checks, DNS lookups, and risk scoring.
developer-tools
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An API service providing image generation from text prompts and image description capabilities for AI agents.
ai-and-agents
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An API providing Middle East and North Africa macro and geopolitical stress signals for AI agents.
data-and-analytics
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An API that checks EVM addresses and contracts for security flags such as phishing, theft, or scams across multiple blockchain networks.
finance-and-crypto
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A developer console for a proof-of-concept API that evaluates product listings for marketplaces like Amazon, Etsy, and Shopify.
commerce
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evmstate.comapi
The site provides an API for batching read-only checks for wallets, tokens, and contracts across multiple EVM networks and comparing snapshots.
finance-and-crypto
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know.fastapi
The service converts URLs into markdown packets and knowledge pages for AI agents.
ai-and-agents
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kder-ai.comapi
An API service that validates and corrects postal addresses for the United States and France.
developer-tools
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An API providing climate hazard risk data for US addresses, including flood, wildfire, heat, and storm information.
data-and-analytics
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An API that provides company identity resolution for AI agents using GLEIF and SEC EDGAR data.
ai-and-agents
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An API service providing environmental data including air quality, pollen forecasts, and EPA toxics-release facility information.
data-and-analytics
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The website offers prepaid eSIM data plans for travelers that can be purchased by AI agents using USDC.
ai-and-agents
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A service that provides signed receipts for client-declared API exchanges to enable verification and record-keeping.
developer-tools
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A free API providing Taiwan cryptocurrency data, including compliant exchange lists, USDT premiums, scam domain checks, and tax calculations.
finance-and-crypto
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A service providing pay-per-call AI model inference, image generation, and agent-to-agent data transfers using USDC.
ai-and-agents
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A pay-per-call API for verifying US college information using IPEDS data.
ai-and-agents
-
The Seneschal Data API provides endpoints for cryptocurrency statistics, payment monitoring, and notice board management.
finance-and-crypto
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The service provides smart contract verification including source code checks, proxy detection, and owner analysis.
finance-and-crypto
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An API service that provides independent verification and review for AI agent outputs, such as drafts, task completions, and file contents.
ai-and-agents
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call402.comapi
This site offers pay-per-call APIs for AI agents, including text extraction, wallet lookups, and data validation, with payments settled in USDC.
ai-and-agents
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An API for checking the availability of ENS identity names for AI agents, APIs, and MCP servers.
developer-tools
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A service that provides website audits covering performance, security, SEO, accessibility, and AI crawler visibility.
marketing-and-seo
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This API provides monthly average US Treasury interest rates for various types of government debt securities.
finance-and-crypto
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An API service for verifying Australian charities using an ABN or charity name.
ai-and-agents
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An API that provides Australian company verification using ACN, ABN, or company names.
data-and-analytics
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Ned Watch provides monitoring services for agents, including deadman, overrun, http, content, and TLS watches with signed callbacks.
developer-tools
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This API provides pay-per-call CFTC Commitment of Traders positioning data for various market sectors.
finance-and-crypto
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An API providing cancellation steps and return policies for major U.S. companies.
data-and-analytics
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An API that provides analytics on x402 payment settlements on the Base blockchain for AI agents.
ai-and-agents
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An API service for AI agents to perform FDA drug product lookups using NDC or drug names.
health
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The site offers an API providing structured SPX options market data and insights for AI agents via WebMCP and x402 micropayments.
finance-and-crypto
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A pay-per-call API for AI agents to look up US import duty rates using HTS codes or product descriptions.
commerce
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An API gateway providing B2B person and organization enrichment and search services for autonomous AI agents.
ai-and-agents
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An API service that provides FAA aircraft registration verification for AI agents using the x402 protocol.
ai-and-agents
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An API for verifying SEC investment adviser registration and regulatory data via the x402 protocol on the Base network.
finance-and-crypto
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An ERC-8004 agent on the Celo network that issues wallet-maturity certificates through real-time analysis.
finance-and-crypto
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Provides pay-per-call APIs for web search, page scraping, and Algorand DEX prices, payable with USDC.
ai-and-agents
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An API that provides vehicle recall status information using NHTSA data for a fee in USDC.
data-and-analytics
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An API providing aggregated crypto market intelligence and snapshots for AI agents on the Base network.
finance-and-crypto
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This service provides API endpoints for retrieving Wikidata entity facts, identifiers, and Wikipedia links.
developer-tools
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This service provides pay-per-call financial data for AI agents, including prediction market movers and price divergence.
finance-and-crypto
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An API that provides live staking yield comparisons and strategy recommendations for various blockchain assets.
finance-and-crypto
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An X402-compliant wrapper for The Graph Token API that enables gasless micropayments across multiple blockchain networks.
finance-and-crypto
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uk-cm-kg.aiapi
A knowledge graph providing UK capital markets issuer records and disclosure events to AI agents via MCP and A2A.
finance-and-crypto
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An API that verifies whether a public source page supports a specific factual claim.
ai-and-agents
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sol.onhub.aiapi
OnHub provides an API layer for software agents that uses a pay-per-request model settled in USDC.
ai-and-agents
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A sports analytics API providing structured JSON data for injury reports, matchup predictions, and odds analysis.
data-and-analytics
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This API generates SVG or PNG QR codes for links and text with customizable colors and error correction using USDC payments on the Base mainnet.
developer-tools
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The site offers pay-per-call API endpoints for parsing, building, expanding, and describing iCalendar RRULE recurrence patterns.
developer-tools
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An API providing Polymarket prediction market data including order books, event odds, and price history.
finance-and-crypto
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An API that converts audio and video files into diarized transcripts, summaries, and captions.
ai-and-agents
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An API that flags payment-related instructions in text to prevent injection attacks on AI agents.
ai-and-agents
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A service providing high-impact SEC 8-K filing data, offering free event types and severity with paid access to company details via USDC.
finance-and-crypto
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The Recoup API provides a chain-agnostic protocol for web payments.
finance-and-crypto
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This service provides API endpoints to screen crypto addresses and names against the OFAC SDN sanctions list.
finance-and-crypto