x402 Data API
x402 data APIs that return market, on-chain, and reference datasets behind a pay-per-request HTTP 402 paywall. Each service below is live-monitored: hit an endpoint, receive a 402 with payment terms, settle onchain, and retry.
By task: Web Scraping API · Web Search API · Screenshot API · PDF API · IP Geolocation API · WHOIS API · Company Data API · News API · Weather API · Geocoding API · Real Estate API · Social Media API · Lead Enrichment API · SEO API · Salary API · Web Search MCP · Best Real Estate API · Data Enrichment API · Backlink API · Keyword Research API · Best SEO API
DATA SERVICES ── 441 total ── for live status visit /status
STATUS ── ● online · ◐ degraded · ○ offline · ─ unknown ── live health, see /status.
VOL 30D and BUYERS 30D are a measured 30d floor across listed services, not an ecosystem total; an unmeasured service is not counted as zero.
·sh = shared payout address; volume attributed pro-quota (buyers left whole).
Sponsor · This spot is open · 25 USDC/week(?)A sponsor supports this site. Learn about sponsorship.
| STATUS | NAME | DESCRIPTION | EP | FROM $/REQ | UPTIME · DAILY ROLLUP | VOL 30D | BUYERS 30D | NETWORKS |
|---|---|---|---|---|---|---|---|---|
| ● | gofetch | DescriptionPay-per-call public web page tools for AI agents. POST /v1/extract returns JSON fields from a public page matching your JSON Schema ($0.01, charged only when ok is true). GET /v1/fetch returns a public page as markdown ($0.01). GET /v1/fees/base-exact returns the PayAI exact-scheme settle fee on Base ($0.005). x402 v2, USDC on Base, no account or API key. | 3 | $0.005 | 100.00% | $0.04 | 4 | Base |
| ● | Hirescrape | DescriptionPay-per-call scraping API for LinkedIn, Instagram, TikTok and TikTok Shop profiles and content, plus job posting search across multiple job boards. Price per record is declared in the 402 response, paid in USDC on Base. | 5 | $0.00225 | 100.00% | $4 | 16 | Base |
| ● | Domain OSINT, TLS Certificate & Security Headers Recon (domain-osint.agentdiet.dev) | DescriptionInspects live IPv4/IPv6 DNS resolution, TLS certificate issuer/expiry, and HTTP security grade. | 1 | $0.01 | 100.00% | $0 | 0 | Base |
| ● | GDELT News Intelligence API | DescriptionAI-friendly JSON API for global news intelligence built on GDELT. Provides recent news, sentiment, geographic distribution, translingual coverage, and entity graph endpoints via x402 payments on Base USDC. | 5 | $0.01 | 100.00% | $0 | 0 | Base |
| ● | ForgeMesh Disruption Intelligence | DescriptionPay-per-call API over US WARN Act layoff filings on Base: company search and profiles, event severity, amendment history and relationships, state and county rollups, plus briefs on downstream sector impact. Endpoints priced $0.01 to $0.25, no signup. | 10 | $0.01 | 100.00% | $0.69 | 7 | Base |
| ● | Imagio Relay — 57 x402 tools for agents (web-intel, trade math, infra, docs) | DescriptionImagio Labs' x402 seller: 57 paid endpoints + free MCP manifest. Deterministic web-intel (URL health, links, HTML->MD), trade math (2-pool arb scanner, spreads, whale/gas feeds), infra (multi-RPC Base gas+latency normalizer, bridge quotes, SEC EDGAR parser, npm/pypi/GitHub dependency pulse), agent infra (prompt sanitizer, JSON normalizer, token meter, retry budget, receipt verification). MCP-native via /mcp. Settles USDC on Base via x402. | 50 | $0.002 | 100.00% | --- | --- | Base |
| ● | agentstools | Description359 pay-per-call HTTP tools for AI agents on one host: web search and page extraction, cited answers, crypto and DeFi market data, on-chain analysis and contract risk, security and breach checks, US government and regulatory records, and enrichment. No account and no API key - an unpaid request returns an HTTP 402 quote, pay with an X-PAYMENT header and the call is served. USDC on Base; the same catalog is also served over Solana on payai.agentstools.dev. | 20 | $0.002 | 100.00% | $12 | 125 | Base |
| ● | Saylor Innovations Agent API & x402 Bazaar | DescriptionA broad production x402 API marketplace for autonomous agents: 250+ live data, research, finance, blockchain, scientific, legal, developer and reference endpoints with complete Bazaar schemas, OpenAPI and Streamable HTTP MCP discovery. No account or API key; supports USDC on Base, Polygon, Arbitrum and Solana, plus USDT and native SOL on Solana. | 49 | $0.01 | 100.00% | $19 | 26 | ARB/Base/POL/SOL |
| ● | Fly Labs Agentic Market | DescriptionPay-per-call data APIs for AI agents. YouTube transcripts and engagement data settled in USDC on Base via x402. Versioned JSON schemas, no signup, no keys. Coinbase CDP facilitator. | 2 | $0.02 | 100.00% | $0.03 | 1 | Base |
| ● | grist.tools | Descriptiongrist.tools is a catalog of 50 deterministic HTTP micro-utilities for AI agents: fetch and clean pages, convert and split documents, probe media, resolve DNS and domain data. Each endpoint does one thing and returns the same output for the same input. Calls are paid per request via x402 (USDC on Base, eip155:8453); no account, no API key. Manifest at /.well-known/x402, OpenAPI at /openapi.json. | 47 | $0.002 | 100.00% | $0 | 0 | Base |
| ● | Indo News API | DescriptionIndonesian news for AI agents: headlines by topic, keyword search, ranked briefings with keyword trends and top sources, a full 8-topic digest, and a brand coverage monitor with a 7-day timeline. Structured JSON, paid per call in USDC on Base via x402. | 2 | $0.50 | 100.00% | --- | --- | ARB/AVX/Base/POL |
| ● | Agent Deals | DescriptionHelps AI agents pay less for x402 services: the cheapest WORKING service for a task (live price, uptime, speed across ~25,000 paid APIs), plus a free pre-payment check that flags broken services, price mismatches and cheaper equivalents. | 1 | $0.002 | 100.00% | $0.05 | 8 | Base |
| ● | RC Quantum Data Oracle | DescriptionSigned, verifiable market-data endpoints from RC Quantum. Six paid products
over x402 on Base: BTC performance history, hourly BTC intel, a cross-venue
perpetual funding surface, a compact funding-regime read, a cross-asset macro
event-risk surface, and a BTC DCA accumulation indicator. Every payload is
Ed25519-signed and independently verifiable against a published key. Data, not
investment advice. | 6 | $0.01 | 100.00% | $0.25 | 10 | Base |
| ● | Verdoc | DescriptionDeterministic GitHub repository analysis for coding agents. Returns an AGENTS.md with build and test commands quoted from the repository's own manifests, each tagged with the file it came from, plus a directory map and entry points. No language model is used: every path is checked against the git tree and ambiguous areas are marked unverified rather than guessed, so the same commit always returns the same answer. Pay per call in USDC on Base, Polygon or Arbitrum - no account and no API key. | 2 | --- | 100.00% | $0 | 0 | BSP |
| ● | Zero-Bloat A2A Live Web Search & Tech News Grounding (serp-extract.agentdiet.dev) | DescriptionExecutes live Google News RSS + HackerNews Algolia search queries and returns clean, token-pruned results with zero ad bloat. | 1 | $0.01 | 100.00% | $0 | 0 | Base |
| ● | Agent Web Access | DescriptionLive web access for AI agents: fetch JavaScript-rendered pages as clean, LLM-ready markdown/text/html, extract elements by CSS selector, and capture full-page screenshots or PDFs of any public URL. Headless Chromium, SSRF-validated. Pay-per-call in USDC via x402 (exact scheme, Base) — no API key, no signup. | 4 | $0.001 | 100.00% | $30 | 115 | Base |
| ● | Waveline | DescriptionAI-written artist insights for AI agents, 0.005 USDC per insight on Base. Unknown artist returns 404 and is never charged. Free preview at /api/insight/preview. | 1 | $0.005 | 100.00% | $0.005 | 1 | Base |
| ● | Apify Agentic Endpoint (AGI) | DescriptionSells a prepaid, spend capped Apify API token paid in USDC on Base, to be used afterwards as a Bearer token against the Apify APIs to run scraping and automation Actors. Minimum amount 1 dollar. | 1 | $1.00 | 100.00% | $399 ·sh | 57 | Base/SOL |
| ● | Locus Report | DescriptionProperty and place reports from cited public records: parcel lookup, flood zone, permits, crime, air quality, PFAS, electricity context, assessments and satellite change. | 21 | $0.01 | 100.00% | $10 | 24 | Base/SOL |
| ● | StrategicMaterials | DescriptionReturns supply concentration data for 77 mineral commodities: top producing countries with shares, an HHI concentration score, US net import reliance with major foreign sources, and USGS critical mineral designation. Source: USGS Mineral Commodity Summaries. | 1 | $0.05 | 100.00% | $0.89 ·sh | 43 | Base/SOL |
| ● | Business Day & Deadline API | DescriptionVerified, always-current business-day arithmetic for ~200 countries incl. subdivisions (German Bundeslaender, US states) and correct per-country weekend rules (e.g. Fri/Sat in Egypt). Check business days, add/subtract business days (deadline calculation), count days between dates. $0.001 per query (exact, USDC on Base). OpenAPI at /openapi.json, free introspection at /v1/schema. | 5 | $0.001 | 100.00% | $0 | 0 | Base |
| ● | FetchDelta | DescriptionPublic-page evidence for AI agents: fetch HTML as Markdown, compare page changes, extract price mentions from up to five pages, or prepay a private daily watch for 30 days. x402 v2 with USDC on Base. No API account or subscription; no JavaScript rendering or login bypass. | 4 | $0.002 | 100.00% | $0.04 | 10 | Base |
| ● | Signalis | DescriptionGlobal intelligence for AI agents on x402: a 4-hourly Master Intelligence digest cross-synthesized from a 20-source roster — each digest reports the exact subset it used in its sourcesUsed field — plus Pulse, AI-business narrative intelligence (lifecycle-staged narratives, per-narrative detail, historical digests, raw content). Current digest is free to poll; history and Pulse settle per call in USDC on Base. Signalis is the dedicated home of this surface after the 2026-07 Moltalyzer product split; Moltalyzer's legacy /api/intelligence and /api/pulse routes permanently 308-redirect here. | 4 | $0.01 | 100.00% | $2 ·sh | 28 | Base |
| ● | Groundcheck | DescriptionGroundcheck is verified enrichment for AI agents. Send a factual claim and it returns a machine verified verdict with a confidence score and cited sources, grounded against live web sources. Identity protocols verify who an agent is; Groundcheck verifies what it says. Single claim grounding is free. Paid endpoints over x402: claim extraction and instrument resolution at 0.005 USDC, document grounding at 0.02, and delivery attestation at 0.05, which returns a signed receipt binding the x402 payment to the delivered content, verifiable offline. v1 and v2 both accepted. No account and no API key. | 4 | $0.005 | 100.00% | $0 | 0 | Base |
| ● | Quant Agent Shop | DescriptionPay-per-call web tools for AI agents: Google web search, clean page reading as Markdown, and PDFs from Markdown or a URL. USDC on Base over x402, no account or API key; failed calls are not charged. | 4 | $0.0099 | 100.00% | --- | --- | Base |
25 of 441 services ── category: Data ── all services
Measurement methodology
Page snapshot as of .