All x402 Services
SERVICES ── 857 total ── showing 401-450 ── for live status visit /status
STATUS ── ● online · ◐ degraded · ○ offline · ─ unknown ── live health, see /status.
TIER ── ✓ = verified: we paid a real call to the endpoint and it delivered · ◦ = payment-ready: answers a valid x402 challenge and is live · blank = listed. See /methodology.
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).
| STATUS | NAME | TIER | DESCRIPTION | CATEGORY | EP | FROM $/REQ | UPTIME · DAILY ROLLUP | VOL 30D | BUYERS 30D | NETWORKS |
|---|---|---|---|---|---|---|---|---|---|---|
| ● | Quiet Stance Decision-State Capsule | ◦ | Agent-paid independent multi-source web evidence snapshot: captures 2-5 public HTTPS sources in one bounded T0 window with hashes, version headers, explicit failures and a persistent manifest before an AI agent acts. | Verification | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | farside — human consultation for AI agents | ◦ | Independent human consultation for AI agents choosing outside help within their existing permissions. Discuss a stalled task, a hypothesis, conflicting results, feasibility or an unusual problem. One payment opens an asynchronous dialogue with a human; follow-ups and reading are included. The purchase returns a secret dialogue URL, not an immediate answer. No guaranteed solution or refunds. | AI | 1 | $0.00231 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Ops Control HQ npm Health Snapshot | ◦ | Deterministic npm package-health and dependency-risk snapshot from public npm registry metadata and weekly download data. $0.01 USDC per call on Base mainnet via x402 v2; no API key required. | Other | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Work Brief | ◦ | Curated weekly one-page operator brief for AI agents: pick a focus (base_agents or id_seller_ops) and get 3-5 sourced facts with urls and dates, exactly 3 moves doable in 14 days, and one do_not. Hand source-checked weekly, not generated per request. 0.25 USDC on Base via x402; not charged if a brief can't be served. | AI | 1 | $0.25 | 100.00%30 chk | $0 | 0 | BSE |
| ● | doc-extract | ◦ | Extract schema-shaped JSON from a public PDF URL via x402. POST /v1/doc-extract; $0.05 USDC on Base Sepolia. Unpaid returns HTTP 402. | Other | 1 | --- | 100.00%30 chk | --- | --- | BSP (testnet) |
| ● | grist.tools | ◦ | grist.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. | Data | 47 | $0.002 | 100.00%30 chk | $0 | 0 | BSE |
| ● | 100pro Token Risk Screen | ◦ | Read-only due diligence for onchain traders and agents, paid per call over x402 on Base. Three reports: token risk screen (EVM + Solana: honeypot/tax/owner flags, LP lock, mint & freeze authority, holder concentration, liquidity depth, wash-trade signals), contract source check (verification route, bytecode-vs-source drift, proxy + implementation, deployer, age, capability scan) and wallet risk screen (age from first tx, activity, funding source, contracts deployed, GoPlus address-security flags). $0.10 USDC per address, $0.25 for a 2-5 address batch. Also exposed as MCP tools over streamable HTTP. | Blockchain | 4 | $0.10 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Gardenpatch Growth Coaches | ◦ | Seven pay-per-call growth coaches (strategy, sales, marketing, operations, retention, technology, people). POST a mode and messages, get a typed JSON deliverable. USDC on Base, $0.18 to $0.45 per call, no API key. | AI | 7 | $0.18 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Jithox E-Invoice Readiness | ◦ | Pay-per-call EU VAT and e-invoice checks for agents: live VIES VAT-number verification, VAT-number format/checksum validation, Peppol participant lookup, structural EU invoice validation and an e-invoice readiness assessment. 0.01 USDC per call on Base (x402 v2, scheme exact). No account or API key. Machine-readable contract at https://mcp.jithox.com/openapi.json. Validation and readiness only: it does not send invoices and gives no legal or tax advice. | Verification | 5 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | CHIPS eSIM | ◦ | Prepaid travel data eSIMs for 240+ countries and regions. Agents buy with USDC over x402 and receive the eSIM activation code; no account or KYC. | Other | 1 | $0.600061 | 100.00%30 chk | $0 | 0 | SOL |
| ● | x402.eleeth.com | ◦ | Pay-per-call x402 v2 API store on Base mainnet (USDC): 34 endpoints including web search, page reader, AI chat, AI image/video generation, text-to-speech, podcast generation, and crypto/weather/stock/fx/news/dns/wayback/rss/summarize/whois/certs/seo/github/arxiv/wiki/sec/feargreed/holidays APIs, plus hosted tools (website screenshot, JS-rendered page reader, image OCR, file metadata, PDF text extraction). No account, no API key — the payment is the credential. | AI | 34 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | N9T2 Agent — Native XRPL Infrastructure | ◦ | Agent-native XRPL infrastructure providing x402-enabled JSON-RPC access, XRP-native request-level settlement, machine-readable agent discovery, payment-gated execution, and direct compatibility with the XRPL network for AI agents and applications. | Blockchain | 1 | --- | 100.00%30 chk | --- | --- | |
| ● | Revenue Swarm — EU Tender Intelligence | ◦ | Machine-buyable EU procurement intelligence with autonomous x402 products from micro lookups through focused $5 and $49 tender research. | Data | 2 | $5.00 | 100.00%30 chk | $0 | 0 | BSE |
| ● | New Runtime research tools | ◦ | Paid research APIs over an AI-engineering newsroom archive: research bundle, prior-coverage check, primary-source finder and rumour check. USDC on Base via PayAI; charged only on success. | Data | 4 | $0.05 | 100.00%30 chk | $0 | 0 | ARB / AVX / BSE / POL / SOL |
| ● | AuthiChain | ◦ | Signed product verification for agents. Unpaid POST /api/x402 returns HTTP 402 for $0.05 Circle USDC on Base. Humans pay on published Stripe Payment Links at /pricing (Passport $49, EU DPP Readiness $299). | Verification | 1 | $0.05 | 100.00%30 chk | $0 | 0 | BSE |
| ● | wodan-posture | ◦ | Access-posture reports for agent data sourcing. Given any public URL it answers whether an agent can treat that page as a machine-readable source and what stands in the way: robots.txt verdict for the exact path, bot-wall vendor fingerprint, whether the page needs JavaScript, extractable content size, structured-data types, licence hint, plus the evidence lines behind the verdict. Eight verdicts: open, machine_readable, robots_disallowed, bot_walled, auth_required, js_rendered, thin_content, unreachable. Free preview companion returns the verdict, field schema and one evidence line so a caller can size the answer first. | Data | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | X402 Git | ◦ | Marketplace for paid access to private git repositories and agent skills over x402. One USDC payment on Base buys a signed download of a security-scanned release zip; versions you own re-fetch free, forever. Every listing has a free manifest (file tree, licence, dependencies, scan result of the exact bytes) at /api/v/{owner}/{slug}, and the paid resource at /api/r/{owner}/{slug} answers 402 with x402 v2 requirements. No account or API key to buy. Full listing index in /openapi.json; buy-side MCP server at /api/mcp. | Content | 3 | $5.00 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Japan Corporate-Number (法人番号) API | ◦ | Look up, search, and name-match Japanese corporations against the official 国税庁 (National Tax Agency) corporate-number registry. x402-enabled for AI agents doing KYC, vendor reconciliation (名寄せ), invoice verification, or company research in Japan. | Data | 6 | $0.001 | 100.00%30 chk | $0 | 0 | BSE / POL / SOL |
| ● | Crystal Collective Research Pack (x402) | ◦ | A graded research compilation over an independently-harvested agent-memory corpus: 448 harvested claims from 261 authors, collapsing to 153 independent evidence paths by an explicit, publicly documented rule (near-duplicate text + shared named sources + shared threads). Priced by discovery, floor 5.00 USDC on Solana (also a Base USDC option). A recomputable provenance receipt ships with it, and a free pre-purchase spot-check kit lets a buyer falsify the grading rule offline before paying. The honest seam is published: the commodity is a graded LEAD, not truth — a receipt proves retrieval, not veracity. The serving host holds no keys and signs nothing. | Data | 1 | $5.00 | 100.00%30 chk | $0 | 0 | BSE / SOL |
| ● | Nexus Gateway | ◦ | M2M legal-code gateway for Web3: Solidity security dry-run engine (9 breach scenarios, gas asymmetry ratio, ERC-4626 vault awareness), bilingual EN/ID legal-code contract generation, and structured data payloads. x402 payments in USDC on Polygon PoS. | Blockchain | 3 | $0.20 | 100.00%30 chk | $0 | 0 | POL |
| ● | First Dollar Desk | ◦ | Human $1 Stripe checkout and $0.05 Base USDC agent verify over HTTP 402. Self-pay is rejected. | Verification | 1 | $0.05 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Shots for Bots | ◦ | A catalog of 3,790 original photographs sold one file at a time over HTTP 402. GET /original?id=<12 hex id> answers 402 with an x402 v2 challenge (exact scheme, USDC on Base, eip155:8453, settled by a self-hosted facilitator); pay and the response body is the full-resolution JPEG, with a redelivery token for interrupted downloads. Prices are fixed per photograph at $0.10, $0.50 or $2.00. Free 800 px previews and 320 px thumbnails, a paged JSON catalog at /index.json, plus llms.txt, OpenAPI 3.1 and /.well-known/x402 so an agent can find and buy a file without a human. Every 402 carries an extensions.bazaar input schema for the id parameter. Previews are reserved from training; the originals come with a per-file license for ML training, fine-tuning and evaluation. Contact [email protected]. | Content | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | 200 | ◦ | Reliability layer for x402 data providers. Routes each paid call to whichever provider is currently most reliable and scores them on delivery, not just payment. | AI | 2 | $0.0001 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Clarity | ◦ | Base mainnet x402 gateway: paid short research reports ($2 USDC) and cheap chat ($0.001) via local Ollama. External Base USDC payers only. | AI | 2 | $0.001 | 100.00%30 chk | $0 | 0 | BSE |
| ● | ausref — Australasian government reference data | ◦ | Australasian government reference data as clean, cited JSON: central-bank policy rates, VAT/GST, corporate and personal income tax, minimum wages, CPI inflation, statutory interest, withholding tax, social contributions and public holidays across 8 countries. Every value returns with the official source URL it was verified against, the date it took effect and the date we last checked it, so an answer can be audited rather than trusted. Each series also declares how it was obtained — GET /catalog?confidence=primary returns only values with no recorded verification limitation. Out-of-scope questions are refused free, with an explanation, rather than guessed. Paid per call in USDC on Base via x402 — no key, no signup. Public holidays are free. Australia is the free evaluation country. | Data | 2 | $0.005 | 100.00%30 chk | $0 | 0 | BSE |
| ● | YouTube Transcript APIs for AI Agents | ◦ | Pay-per-call YouTube transcript, captions and video-to-text APIs for AI agents. USDC on Base. No signup. For RAG ingestion, LLM context, research, summarization and automation. $0.004 per successful request. | AI | 3 | $0.004 | 100.00%30 chk | $0 | 0 | BSE |
| ● | MakeStack Schema text→JSON | ◦ | Schema text→JSON agent API — unpaid POST returns HTTP 402 with x402 PAYMENT-REQUIRED; settle Base USDC. | AI | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Hermie Agent Service | ◦ | Agent briefs, OSINT, and code deliverables. $0.01 USDC on Base via x402 v2 + Bazaar; facilitator xpay.sh. | AI | 3 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | HCAD Harris County Property-Tax API | ◦ | Assessment-protest outcomes (value before vs. after) and per-parcel assessed-value history for every Harris County, TX parcel. Free address search; paid per-parcel routes $0.02-$0.05 via x402 on Base. No owner names. | Data | 1 | $0.02 | 100.00%30 chk | $0 | 0 | BSE |
| ● | LaunchCheck Website Signals | ◦ | 16 deterministic website checks for deployment QA: SEO, accessibility, security headers and HTML size. JSON evidence from one public HTML page. x402 v2 exact EIP-3009, 0.25 USDC on Base. No JavaScript execution or crawl. | AI | 1 | $0.25 | 100.00%30 chk | $0 | 0 | BSE |
| ● | mearef — Middle Eastern government reference data | ◦ | Middle Eastern government reference data as clean, cited JSON: central-bank policy rates, VAT, corporate and personal income tax, minimum wages, CPI inflation, statutory interest, withholding tax, social contributions and public holidays across 9 countries. Every value returns with the official source URL it was verified against, the date it took effect and the date we last checked it, so an answer can be audited rather than trusted. Each series also declares how it was obtained — GET /catalog?confidence=primary returns only values with no recorded verification limitation. Out-of-scope questions are refused free, with an explanation, rather than guessed. Paid per call in USDC on Base via x402 — no key, no signup. Public holidays are free. The United Arab Emirates is the free evaluation country. | Data | 2 | $0.005 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Vend API Merchant | ◦ | Pay-per-call URL extraction and link checking for AI agents, settled in Nano (XNO) on nano:mainnet via x402 exact scheme. Extract clean text/markdown from any URL, or check HTTP status, response time and redirect chain. No signup, no API key, no account; payment is verified directly on the Nano ledger. | Data | 2 | --- | 100.00%30 chk | --- | --- | |
| ● | earn-your-right-to-live | ◦ | Fair-rate agent tools on Base USDC via x402: research briefs ($0.25), code review ($0.75), market snapshots, hashing, encoding, token balance, URL-to-markdown. No penny races. | AI | 9 | $0.05 | 100.00%30 chk | $0 | 0 | BSE |
| ● | ForgeMesh x402 Proxy | ◦ | Payment proxy for registered API routes, accepting USDC micropayments on Base. Includes unsigned Base transaction preflight simulation and validation. | Blockchain | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Vend API Merchant | ◦ | Pay-per-call API merchant selling web extraction, link checking, domain intelligence, web search, geoIP, and Nano blockchain data — all settled in Nano (XNO) via x402 protocol. Instant, feeless, green peer-to-peer payments on nano:mainnet. | Data | 5 | --- | 100.00%30 chk | --- | --- | |
| ● | x402 Toolbox | ◦ | A toolbox of x402 payment-protocol mechanics: 25 small real endpoints on Base mainnet USDC, each demonstrating a distinct pattern -- oracle attestation, escrow, auction, prediction market, deferred invoicing, subscription reminders, insured data feeds, and more. No API keys, no signup. | Data | 23 | $0.001 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Julie Autonomous Security Agent | ◦ | EVM smart-contract risk screen for Base tokens. Returns honeypot score, reentrancy flags, and liquidity lock status as JSON. Pay 0.05 USDC on Base per call via x402. | Blockchain | 1 | $0.025 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Document Analysis & OCR — Micropayment, No Transfer Fee | ◦ | Two endpoints, billed per page, paid in Nano (XNO). OCR: image to text in English, German and Swahili — 0.003 XNO per image (~0.1 US cent), answers in about one second; printed and typed text only, handwriting is not recognised. Document analysis: title, language, type, summary, key points, entities (people, organisations, places, dates, amounts) and open points as structured JSON — 0.009 XNO per page of 2400 characters (~0.3 US cent), up to 50 pages. Self-hosted, no third-party API behind it. Nano has no transfer fee and settles in under a second, so the full amount arrives and there is no practical minimum: no account, no API key, no signup, no subscription. If a payment is too small for the document, the response states exactly how much is missing instead of rejecting it. Machine-readable service card at /.well-known/agent-card.json. | Data | 2 | --- | 100.00%30 chk | --- | --- | |
| ● | RONIN Search Router | ◦ | Cited web research and source verification for autonomous agents. Machine-readable JSON with sources, summary, fact checks, and a fulfillment receipt. Pay per call in Base USDC via x402. | AI | 1 | $0.01 | 100.00%30 chk | $0 | 0 | BSE |
| ● | GigSoul x402 API | ◦ | Pay-per-call AI agent tools for marketing, content, research, and analysis. 23 endpoints ($0.04-$0.10 per call, USDC on Base): competitor analysis, SEO keywords, cold email and follow-up sequences, LinkedIn posts, document summarization and analysis, sentiment, pricing research, positioning statements, show notes, webinar invites, case study and testimonial questions, review velocity, content calendars, viral potential scoring, and article-to-thread repurposing. Manifest at /.well-known/x402, OpenAPI 3.1 at /openapi.json. | AI | 23 | $0.04 | 100.00%30 chk | $0 | 0 | BSE |
| ● | Agent Search (CyberWareX) | ◦ | Web search API for agents | Data | 1 | $0.003 | 100.00%30 chk | $0 | 0 | BSE |
| ● | CN Evidence | ◦ | China supplier verification API and remote MCP. Basic: registration, operating abnormalities and administrative penalties, 0.032 USDC. Full: nine selected modules, 0.093 USDC. Base USDC via x402 v2. First page up to 10 records per list; not complete due diligence. | Data | 2 | $0.032 | 100.00%30 chk | $0 | 0 | BSE |
| ● | askzephy Solana/Anchor Static Security Scan | ◦ | Deterministic pattern scan of Solana/Anchor Rust repos: missing signer/owner checks, account confusion, PDA seed mismatches, unsafe CPI, unchecked arithmetic - findings with file:line, evidence snippet and suggested fix. No LLM. Also offers sol-quick-scan one-line verdict endpoint. Honest recall disclosure (0/11 on Anchor labelled corpus - lead generator, verify findings). | Other | 1 | $0.05 | 100.00%30 chk | $0 | 0 | BSE |
| ● | SAGG Gateway | ◦ | Multi-provider LLM inference gateway with automatic failover - pay per request in USDC via x402, no API key or signup needed. OpenAI-compatible /v1/chat/completions. | AI | 1 | $0.000326 | 100.00%30 chk | $0 | 0 | BSE |
| ● | usaref — North American government reference data | ◦ | North and Central American government reference data as clean, cited JSON: central-bank policy rates, VAT and sales tax, corporate and personal income tax, minimum wages, CPI inflation, official FX fixes and public holidays across 10 countries. Every value returns with the official source URL it was verified against, the date it took effect and the date we last checked it, so an answer can be audited rather than trusted. Each series also declares how it was obtained — GET /catalog?confidence=primary returns only values with no recorded verification limitation. Out-of-scope questions are refused free, with an explanation, rather than guessed. Includes sub-national public-holiday calendars for 10 US states and all 13 Canadian provinces and territories, each cited to that jurisdiction's own statute rather than inferred from a federal list. Paid per call in USDC on Base via x402 — no key, no signup. Public holidays are free. The United States is the free evaluation country. | Data | 2 | $0.005 | 100.00%30 chk | $0 | 0 | BSE |
| ● | YiduoChan API Credits | ◦ | Prepaid credits and pay-per-call inference for MiniMax models over x402. Pay USDC on Base or Arbitrum and receive a working OpenAI-compatible API key in the response — no account, email or signup. Serves MiniMax-M2.7 and M2.7-highspeed for general chat, agent loops and coding; MiniMax-M3 for long-context reasoning with a 1,048,576-token window; speech-2.8-hd and speech-2.8-turbo for audio; MiniMax-H3 for video. Text, audio and video all draw on the same balance. Both x402 v1 and v2 are accepted. Tiers from $0.10, or pay per call from $0.01. | AI | 5 | $0.01 | 100.00%30 chk | $0 | 0 | ARB / BSE |
| ● | ProofDesk Website QA Audit Kit | ◦ | A complete original website QA kit delivered as a 42,942-byte Markdown download for 10 USDC on Base via x402. Includes 102 identified checks, a report template, severity rubric, a clearly fictional worked example, delivery checklist and single-buyer commercial-use license. A free preview is available on the product page. This is a reusable digital product, not a custom audit or certification. | Content | 1 | $10.00 | 100.00%30 chk | $0 | 0 | BSE |
| ● | BROK x402 (Neobanx) | ◦ | Pay-per-call BROK tools on Solana: Bio-Age, Inneagram, NABU News, and buy $POCK. Native 50 $POCK or guest $0.05 USDC. JSON in, labelled JSON out. Software, not a bank. Humans stay free on the web pages. | Finance | 5 | $0.05 | 100.00%31 chk | $0 | 0 | SOL |
| ● | Locale Format API | ◦ | Verified, CLDR-versioned locale formatting for 120+ locales: currency amounts, numbers and dates per the official CLDR rules (de-CH apostrophe grouping, en-IN lakh, ja-JP zero decimals, Arabic-Indic digits), raw per-locale rules, and a /verify endpoint that checks YOUR formatted string against the canonical CLDR output before it lands in an invoice or document. Every response carries the CLDR/ICU version for auditability. $0.001 per call, USDC on Base via the Coinbase CDP facilitator. Free locale list. | Data | 5 | $0.001 | 100.00%30 chk | $0 | 0 | BSE |
| ● | x402 Discovery Launch Pack | ◦ | A pay-per-download implementation pack for making x402 v2 endpoints discoverable and CI-auditable: OpenAPI x-payment-info, Bazaar discovery metadata, well-known manifest, and automated checks. | Verification | 1 | $0.05 | 100.00%31 chk | $0 | 0 | BSE |
401-450 of 857 services ── filtered: all