All x402 Services
SERVICES ── 575 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 24H | VOL 30D | BUYERS 30D | NETWORKS |
|---|---|---|---|---|---|---|---|---|---|---|
| ● | Biotech Catalyst Sentinel | ◦ | Upcoming FDA PDUFA decision dates for US-listed biotechs, extracted from primary SEC 8-K/6-K filings (classify-before-extract, source-quote-grounded). Date accuracy is independently backtested — median 1-day error. Verify the accuracy proof FREE at /v1/accuracy before paying. $0.02/call, USDC on Base or Solana. | Data | 1 | $0.02 | 100.00%44 chk | --- | --- | BSE / SOL |
| ● | txdecode | ◦ | Decode any confirmed Base (mainnet) transaction into a human-readable action plus normalized asset movements (token, amount, USD value). Pay-per-call via x402 — $0.005 USDC, no signup, no API key. | Data | 1 | $0.005 | 100.00%44 chk | $0 | 0 | BSE |
| ● | Bulk DMARC Record Lookup | ◦ | Give this tool a list of domain names and it will instantly check each one's DMARC email security record. DMARC is a standard that tells email providers how to handle fake or spoofed emails pretending to come from your domain. For each domain you submit, you get back whether a valid record exists, what the policy is (none, quarantine, or reject), whether reporting addresses are set up, and the full raw record text. Perfect for auditing many domains at once without any setup. | Other | 1 | $0.01 | 100.00%44 chk | --- | --- | BSE / SOL |
| ● | Skim | ◦ | Skim is the x402-native clean reader for AI agents: send a URL, get back agent-ready markdown plus structured metadata in milliseconds. Pay per call in USDC over HTTP 402 - no signup, no API keys. In a production benchmark - 15 real paid calls to skim402.com over the public internet, each verifiable on-chain - Skim ran 2.3x faster than Firecrawl at the median. Its clean output also runs about 4x smaller than raw HTML, because it strips the ads, newsletter popups, and navigation your agent doesn't need. Endpoints for single reads, JS-rendered pages, batch reads, and structured extraction. | Content | 4 | $0.002 | 100.00%44 chk | --- | --- | BSE |
| ● | AIScan | ◦ | AI visibility auditing for websites, pay-per-capability via x402 on Base. 15 endpoints: cheap HTTP checks (llms.txt, Schema.org, MCP discoverability) from 0.06 USDC, full category scores (AEO, GEO, Agent Readiness, MCP Readiness) 0.15-0.20, complete 80+ check audit 0.35, copy-paste fix generation 0.55, competitor gap analysis 0.80. The only scanner with MCP Readiness scoring. Free capability catalog at /api/agent/index. | AI | 15 | $0.06 | 100.00%44 chk | --- | --- | BSE |
| ● | PopaDex Personal Finance Reference API | ◦ | Read-only personal finance reference-data and calculation API for AI agents: tax estimates, disposable-income comparisons, sub-central tax rates, and social-security contribution data. | Finance | 4 | $0.01 | 100.00%44 chk | $0 | 0 | BSE |
| ● | LedgerBrain x402 KYA KYT KYE Compliance API | ◦ | x402 pay-per-use KYA, KYT, and KYE crypto compliance API for AI agents. Provides address risk reports, transaction risk screening, entity due diligence, compliance risk screening, and auditable report outputs via USDC payments on Base. No LedgerBrain API key required for x402 endpoints. | Blockchain | 3 | $0.10 | 100.00%44 chk | --- | --- | BSE |
| ● | TrustBoost PII Sanitizer | ◦ | Privacy firewall for autonomous AI agent pipelines. Sanitizes PII before text reaches LLMs. x402 native — returns HTTP 402 with PAYMENT-REQUIRED header. 8 languages including LATAM (RFC/CUIT/CPF). Proof of Sanitization anchored on Solana via Helius. EU AI Act compliant. | AI | 1 | $0.01 | 100.00%44 chk | --- | --- | BSE / SOL |
| ● | AgentLair | ◦ | AgentLair is identity, trust, and infrastructure for AI agents. Anonymous x402-payable endpoints: pay 0.001 USDC for an A2A AgentCard trust audit, 0.005 USDC to resolve an agent handle to its DID + JWKS, 0.01 USDC to query a trust score, or 0.0001 USDC to submit behavioral events. No API key required — payment is authentication. | AI | 5 | $0.0001 | 100.00%44 chk | $0 ·sh | 0 | BSE |
| ● | WDH.sh — QR Codes | ◦ | QR code generation for agents, paid per call in USDC on Base via x402. | Other | 1 | $0.001 | 100.00%44 chk | --- | --- | BSE |
| ● | LiquidPad | ◦ | Pay-per-request LiquidPad endpoints. Verify whether a token was deployed via LiquidPad (ERC-8004 anchored), get full agent provenance with fee split, or read the full agents registry snapshot. | Blockchain | 3 | $0.001 | 100.00%44 chk | $0 | 0 | BSE |
| ● | TradeOS Crypto Intelligence | ◦ | Plain read-only crypto intelligence APIs for agents, dashboards, screeners, and research workflows. | Finance | 9 | $0.15 | 100.00%45 chk | $0 | 0 | BSE |
| ● | GDELT News Intelligence API | ◦ | AI-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. | Data | 5 | $0.01 | 100.00%44 chk | $0 | 0 | BSE |
| ● | SolSigs | ◦ | Real-time Solana data APIs plus ProofGuard receipts for AI agents: 22 specialist workers paid per call in USDC via x402 - DEX prices, arbitrage, wallet intelligence, launch detection, plus signed trust scores and payment/fulfillment receipts. No API keys, no subscriptions. | Blockchain | 22 | $0.001 | 100.00%44 chk | $0 | 0 | SOL |
| ● | Fia Signals | ◦ | x402 crypto market-intelligence and token-risk API for autonomous agents, led by a delivery-verified /fear-greed checkout route on Base USDC. | Finance | 7 | $0.03 | 100.00%44 chk | --- | --- | BSE |
| ● | true402 | ◦ | Machine-native marketplace of x402-gated APIs. 27 paid endpoints, no accounts and no API keys - the wallet is the identity. Strongest coverage is on-chain token safety: honeypot buy/sell simulation via eth_call state-override, token reports and address checks across Base, Ethereum and BNB Smart Chain, deployer reputation on Base and Ethereum, and a structural Solana mint check (mint/freeze authorities only, no trade simulation). Also liquidity-pull history from a durable archive, unsigned transaction preflight, new-pair and whale-swap feeds, screenshot and page-render tools, SEO/GEO audit, prediction markets, DeFi yields, and an OpenAI-compatible LLM router. USDC on Base (eip155:8453), EIP-3009 exact scheme via a no-KYC facilitator; the amount must equal the quote exactly, and settlement is submitted only on a 2xx, so a failed call is never charged. Flat pricing $0.003-$0.04 per call (SEO audit is priced per page); the LLM router is metered per token. Machine discovery via /openapi.json, /.well-known/x402-manifest.json and /llms.txt, plus an official MCP server and LangChain, CrewAI, Vercel AI SDK and AgentKit clients. | Blockchain | 27 | $0.0001 | 100.00%45 chk | --- | --- | BSE / SOL |
| ● | EconDash | ◦ | Global macroeconomic data API with 753 indicators across 298 countries. AI agents get pay-per-call access to GDP, inflation, employment, trade, and other World Bank/FRED/OECD indicators. Returns structured JSON with time series, rankings, country profiles, and metadata. Designed for agent-driven economic analysis, dashboards, and automated research. | Data | 15 | $0.02 | 100.00%44 chk | --- | --- | BSE |
| ● | Crinkl | ◦ | Crinkl provides real-time, verified, identity-free commerce signals from U.S. consumers who are rewarded in Bitcoin for purchase participation. Agents can buy privacy-safe aggregate demand insights without raw receipts, wallet histories, or personal data. | Data | 6 | $0.001 | 100.00%44 chk | $0 | 0 | BSE / SOL |
| ● | Find or Verify | ◦ | Email finder and verifier API, paywalled per-call with x402 (USDC on Solana). | Data | 3 | $0.03 | 100.00%44 chk | $0 | 0 | SOL |
| ● | SENTINEL Compliance Intelligence | ◦ | First comprehensive AML/CFT compliance oracle for the agent economy. Screen wallet addresses against 12,997+ sanctioned crypto addresses (OFAC SDN, USDT/USDC Blacklists, Ransomwhere, OpenSanctions, UK OFSI). Search 1.1M+ entities across OFAC/UN/EU sanctions, PEPs, Interpol wanted, World Bank debarment. 179-country jurisdiction risk scoring. Compound intelligence endpoints fuse wallet + entity + jurisdiction screening in one call. Plus Mauritius economic data oracle (forex, fuel, stocks, weather, macro, monetary). ERC-8004 Agent #27961 on Base. CDP Facilitator integrated. | Finance | 11 | $0.001 | 100.00%44 chk | --- | --- | BSE |
| ● | AxonGate | ◦ | AxonGate is an x402-paid Clean Context Broker on Base. It converts public web pages into clean Markdown for RAG, autonomous research, and LLM context preparation. | Data | 1 | $0.03 | 100.00%44 chk | $0 | 0 | BSE |
| ● | Fly Labs Agentic Market | ◦ | Pay-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. | Data | 2 | $0.02 | 100.00%44 chk | $0 | 0 | BSE |
| ● | AgentNews | ◦ | The frontpage of the agentic internet — AI agents bid to post, vote, and comment. All actions gated by x402 micropayments on Base. | Content | 3 | $0.50 | 100.00%44 chk | --- | --- | BSE |
| ● | Spraay Gateway | ◦ | Full-stack x402 gateway: AI inference, payments, oracle, analytics, comms, webhooks, RPC, storage, KYC, GPU compute, Search/RAG. ~60 endpoints. | AI | 4 | $0.005 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | Robtex | ◦ | DNS, IP, AS, and Lightning Network intelligence. 53 endpoints covering DNS lookups, reverse DNS, IP geolocation, BGP/ASN analysis, reputation scoring. | Data | 4 | $0.005 | 100.00%120 chk | $0 | 0 | BSE |
| ● | AskClaude | ◦ | Pay-per-query Claude (Haiku/Sonnet/Opus) plus 8 packaged tools. No subscription, no account. | AI | 5 | $0.01 | 100.00%120 chk | $0 | 0 | BSE |
| ● | Neynar | ◦ | Farcaster protocol data API (users, casts, feeds, reactions). x402 pay-per-request in USDC on Base. | Data | 3 | $0.01 | 100.00%120 chk | $0 | 0 | BSE |
| ● | Zerion | ◦ | Wallet, DeFi portfolio, and on-chain data API. Pay-per-request x402 on Base and Solana with no API key. | Data | 3 | $0.01 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | StableEmail | ◦ | Pay-per-send email via micropayments. AWS SES backend. Supports subdomains, inboxes, and replies. USDC on Base or Solana. | AI | 3 | $0.02 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | Mycelia Signal | ◦ | Signed cryptographic price oracle. Ed25519-signed canonical price/econ attestations for agent consumption. 38 price pairs + 19 econ indicators. | Data | 2 | $0.01 | 100.00%120 chk | --- | --- | BSE |
| ● | Pinata | ◦ | Account-free public IPFS pinning, paid per upload via x402. No signup or API key required. | Content | 1 | $0.001 | 100.00%120 chk | --- | --- | BSE |
| ● | Venice AI | ◦ | Uncensored, privacy-preserving LLM and image API (OpenAI-compatible). x402 wallet top-up model with 10 USDC prepay. | AI | 1 | $10.00 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | Stakevia | ◦ | Pay-per-request Solana validator due-diligence reports. | Blockchain | 1 | $1.00 | 100.00%120 chk | $0 | 0 | SOL |
| ● | Otto AI | ◦ | AI-powered DeFi assistant swarm — 37 services covering market intel, news, token analytics, trading execution. Multi-chain (Base, Polygon, Solana). | AI | 3 | $0.001 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | SocioLogic RNG | ◦ | Cryptographically secure RNG (CSPRNG with rejection sampling). Random ints, UUIDs, dice, coin flips, weighted samples. | Data | 3 | $0.01 | 100.00%120 chk | --- | --- | BSE |
| ● | QuickNode | ◦ | Blockchain RPC provider with x402-gated multi-chain access. Pay-per-request in USDC on Base with no API key. | Compute | 3 | $0.0001 | 100.00%120 chk | $0 | 0 | AMOY (testnet) / ARCT (testnet) / BSE / BSP (testnet) / POL / SOL / SOLD (testnet) / XLYT (testnet) |
| ● | Nansen | ◦ | On-chain analytics — wallet labels, Smart Money flows, Token God Mode. Monetized per-call via x402 on Base + Solana. | Data | 3 | $0.01 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | CoinMarketCap | ◦ | Pay-per-call cryptocurrency market data (quotes, listings, metadata) via x402 micropayments. | Data | 1 | $0.01 | 100.00%120 chk | --- | --- | BSE |
| ● | Messari | ◦ | Institutional crypto market intelligence — AI chat trained on 30TB+ data covering 40,000+ assets. USDC on Base or Solana. | Data | 1 | $0.25 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | CoinGecko | ◦ | Crypto price and on-chain DEX data API. x402-gated endpoints for agents — pay-per-call USDC on Base or Solana. | Data | 3 | $0.01 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | Gloria AI | ◦ | Real-time crypto news intelligence — headlines with sentiment, feeds, recaps. Paid per-call in USDC on Base. | Data | 3 | $0.03 | 100.00%120 chk | --- | --- | BSE |
| ● | ActionGate | ◦ | x402 + Stripe billing proxy for APIs/MCP servers. Ships built-in safety tools: risk-scoring, simulation, policy-gate. | AI | 3 | $0.02 | 100.00%120 chk | $0 | 0 | BSE |
| ● | Exa | ◦ | AI-native semantic/neural web search API. Pay-per-query via x402 for agents without API keys. | AI | 1 | $0.007 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | Minifetch | ◦ | Composable URL/metadata/data extraction APIs — URL to markdown, structured data extraction. | Data | 1 | $0.002 | 100.00%120 chk | --- | --- | BSE / SOL |
| ● | GoldRush | ◦ | x402-native blockchain data — balances, NFTs, transactions, DEX, pricing across 100+ chains. Currently on Base Sepolia testnet. | Data | 2 | --- | 100.00%120 chk | --- | --- | BSP (testnet) |
| ◐ | Clink Forge | ◦ | Machine-purchasable government and civic data products with cryptographic provenance - CVEs, safety recalls, CPI, Federal Register, US debt, bank profiles, weather alerts - sold per call over x402 (USDC on Base). | Data | 8 | $0.01 | 100.00%44 chk | --- | --- | BSE |
| ● | Base USDC lending APY | ◦ | Live USDC lending APY on Base, read on-chain: Aave V3 USDC vs Morpho Gauntlet USDC Prime. Size-aware pick for parking idle USDC: USD per year, days to break even vs Base gas, skip if entry is uneconomic. Conservative two venues only. | Finance | 1 | $0.01 | 95.45%44 chk | --- | --- | BSE |
| ● | euroref — European government reference data | ◦ | European government reference data as clean, cited JSON: ECB and Bank of England policy rates, VAT with reduced and zero bands, corporate and personal income tax, minimum wages, CPI inflation, statutory late-payment interest, official central-bank FX fixes and public holidays across 35 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. Also served: sub-national holiday calendars for Germany's 16 Länder and the four UK nations, point-in-time reads via ?as_at=YYYY-MM-DD, and settlement-date conventions including the enacted EU T+1 transition from 11 October 2027. Paid per call in USDC on Base via x402 — no key, no signup. Public holidays are free. | Data | 2 | $0.005 | 97.73%44 chk | $0 | 0 | BSE |
| ◐ | WhaleTape | ◦ | Hyperliquid smart-money intelligence, pay-per-request over x402 in USDC on Base. Whale positioning and entries/exits, open-interest and funding signals, notional flow with stealth accumulation, a squeeze radar scored 0-100, and AI market briefs. 16 endpoints from $0.01 to $1.00, no account and no API key. Free tier: aggregate stats and a market sample. | Data | 16 | $0.01 | 100.00%44 chk | --- | --- | BSE |
| ◐ | Animica x402 APIs | ◦ | 47 pay-per-request x402 APIs for agents: web search, one-call research (search+fetch+extract), page contents, a full-text index of ~18,000 machine-payable services built from their 402 challenges, structured extraction/classification/reranking, verifiable randomness, chain exports, GEO audit and OpenAI-compatible inference. USDC on Base via a self-hosted facilitator, or ANM-native (animica:1) at a 25% discount; prepaid credits; free /trial route on every product. Catalog: https://animica.dev/.well-known/x402 | Data | 7 | $0.006 | 100.00%44 chk | --- | --- | BSE |
401-450 of 575 services ── filtered: all