the402 x402 endpoint directory

MCP servers, called rather than listed · we called 16,923 of them · search their tools

Every x402 endpoint we can find, each one called to see what it actually answers and what it quotes. Other directories list what providers claim. This one reports what the endpoint did when we asked it, and says plainly where we could not tell.

Last verified 2026-10-18. We parse the payment challenge, we do not complete a payment.

EndpointStatusPriceNetworkSpecChecked
api.newsgurus.ai futures NVDA
News Gurus Intel API — crypto futures/derivatives read for one symbol (BTC, ETH, SOL, XRP...): latest APEX multi-sourc
answers 402 $0.05 base v2 GET 42d ago
api.newsgurus.ai congress trades
News Gurus Intel API — recent US congressional stock transactions: member, party, state, buy/sell, ticker, amount rang
answers 402 $0.05 base v2 GET 42d ago
api.newsgurus.ai darkpool recent
News Gurus Intel API — recent institutional dark-pool prints: symbol, direction, strength, confidence and a derived si
answers 402 $0.05 base v2 GET 42d ago
api.newsgurus.ai options flow
News Gurus Intel API — recent unusual options-flow signals: sweep clusters and large-premium prints across the active
answers 402 $0.05 base v2 GET 42d ago
api.newsgurus.ai composite NVDA
News Gurus Intel API — composite signal read for one symbol: latest 50 signals across all generators merged into bulli
answers 402 $0.05 base v2 GET 42d ago
agent.connskill.com v1 ranked-keywords
Which keywords a domain ranks for, with position, URL and search volume
answers 402 $0.05 base v2 POST 42d ago
staging.toolkit.dev e2b run-code
Run Python code in a secure sandbox environment using E2B. Supports Jupyter Notebook syntax and returns execution resu
answers 402 $0.05 base v1 POST 42d ago
music.jamesbpollack.com x402 search
Search the James B. Pollack music catalog by mood, BPM, key, year, or similarity
answers 402 $0.05 base v2 GET 42d ago
masterclaw.dev chat completions
OpenAI-compatible chat completions backed by DeepSeek (GET probe variant). Answers open-ended questions and returns re
answers 402 $0.05 base v2 GET 42d ago
Dripmetrics roll spread
Returns the roll spread market microstructure metric.
answers 402 $0.05 base v2 GET 42d ago
api.dripmetrics.ai metrics amihud-illiquidity
DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand market microstructure and risk metrics f
answers 402 $0.05 base v2 GET 42d ago
agents.dyoeway.org token
TRUST-VETTED token intelligence — price + market data PLUS a scam/rug-risk read on the project behind the coin (legit
answers 402 $0.05 base v2 GET 42d ago
oyapicks.app x402 arbitrage
OyaPicks: live prediction-market data across Polymarket and Alpha Arcade, including cross-venue arbitrage gaps where t
answers 402 $0.05 base v2 GET 42d ago
agents.samedaydesk.com wallet-enrich
Base address -> agent-ready on-chain profile: EOA or contract, ETH and major-token holdings, token or NFT metadata, EI
answers 402 $0.05 base v2 GET 42d ago
agents.samedaydesk.com enrich
Public domain -> structured company intelligence for agents: identity, keywords, tech stack, social and contact surfac
answers 402 $0.05 base v2 GET 42d ago
api.nansen.ai tgm perp-pnl-leaderboard
Get "Token God Mode" (TGM) perp PnL leaderboard data
answers 402 $0.05 base v2 POST 42d ago
squeezeos-api.onrender.com iam AAPL
IAM Full Resolution — obligation committee + Truth Layer + Action Resolution Oracle. Returns BUY/SELL/HOLD, rationale,
answers 402 $0.05 base v2 GET 42d ago
keyring-agent.blockchhub.link api send-nft
Pay the send-nft execution fee (ERC-721/1155 transfer)
answers 402 $0.05 base v2 GET 42d ago
aeonos.basechainlabs.com api agent
Improve AI search visibility and get cited by ChatGPT, Perplexity, Claude & Google AI Overviews. AEO/GEO/SEO strategy,
answers 402 $0.05 base v2 POST 42d ago
offersignal.io tools index
Directory of AI companion / adult-AI tools: pricing (verified where possible), features, and content-policy notes.
answers 402 $0.05 base v1 GET 42d ago
graphadvocate.com kalshi-polymarket spread
Cross-source arbitrage spread between Kalshi and Polymarket on a topic. POST {topic, limit?}. Pulls matching markets f
answers 402 $0.05 base v2 POST 42d ago
api.getplexa.com v1 rug-check
Plexa /v1/pretrade/check — pre-trade token safety check on Base: can you still sell this token? avoid fires only on a
answers 402 $0.05 base v2 POST 42d ago
api.getplexa.com v1 token-safety
Plexa /v1/pretrade/check — pre-trade token safety check on Base: can you still sell this token? avoid fires only on a
answers 402 $0.05 base v2 POST 42d ago
shelf.thirdmade.net probe sweep
One verify-loop lane: confidence-labeled findings on any topic. The flagship teaser — full sweeps at $0.50-5 ship when
answers 402 $0.05 base v2 POST 42d ago
api.satledger.org x402 receipt
One RFC 3161 timestamp receipt over a digest you supply. No account and no API key: the response is the whole delivera
answers 402 $0.05 base v2 POST 42d ago
agentdata-api.sander-van-aard.workers.dev x402 demand-report
What are agents asking for that they cannot buy yet, aggregated over 30 days. From our own measurements: calls we reje
answers 402 $0.05 base v2 POST 42d ago
bunnvault.xyz api premium-ask
AI Inference via BunnBase Premium Agent (Gemini 2.5 Flash)
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 chain-state
Wallet/contract state on 5 EVM chains in one call: native balance, nonce, EOA-or-contract (EIP-7702-aware), ERC-20 bal
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 traffic-estimate
Estimated organic and paid Google traffic for up to 10 domains in one call
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 local-businesses
Business listings around a coordinate: name, category, address, phone, website, rating — lead lists for local outreach
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 keywords-for-site
Keywords a website SHOULD target, derived from its content (Google Ads data)
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 domain-rank
Organic visibility overview of a domain: keyword counts by position bucket plus estimated traffic
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 keyword-gap
Keywords two domains BOTH rank for, with each position — the competitive overlap
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 keyword-difficulty
SEO ranking difficulty (0-100) for up to 1000 keywords — how hard it is to rank on Google page one
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 domain-tech
Full technology stack a domain runs (analytics, frameworks, CMS, servers, payment, ads) plus its domain rank — competi
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 ai-search-volume
How often keywords are asked inside AI assistants (ChatGPT, Perplexity & co) — AI search volume with 12-month history,
answers 402 $0.05 base v2 POST 42d ago
agent.connskill.com v1 competitors
Organic search competitors of a domain, with keyword overlap metrics
answers 402 $0.05 base v2 POST 42d ago
api.vindexapi.dev v1 known-issues
LLM-clustered named failure modes from NHTSA owner complaints — every issue cites verified ODI complaint numbers (hall
answers 402 $0.05 base v2 GET 42d ago
fetchharbor.benlab.download audio transcribe-summary
Transcribe bounded audio and explicitly pass the resulting text to the operator's local Ollama model for a concise sum
answers 402 $0.05 base v2 POST 42d ago
api.dripmetrics.ai orderbook spread
DripMetricsAI (https://dripmetrics.ai/) provides on-demand order-book microstructure metrics computed fresh per reques
answers 402 $0.05 base v2 GET 42d ago
crypto.forgemesh.io kronos signals
Returns latest per-symbol signal scores and a ranked top_k list across crypto and supported stock symbols — pair with
answers 402 $0.05 base v2 GET 42d ago
vietnam-holiday-api.kdlcfa.workers.dev vn-index
VN-Index — Vietnam stock market index (HOSE), delayed quote
answers 402 $0.05 base v2 GET 42d ago
crypto.forgemesh.io kronos preflight
Returns a go/no-go allowed flag with market_state, cooldown status, and warnings for one symbol — call it before /kron
answers 402 $0.05 base v2 GET 42d ago
vietnam-holiday-api.kdlcfa.workers.dev vn-etf
VanEck Vietnam ETF (NYSE: VNM) — USD-denominated foreign investor exposure to the Vietnam market, delayed quote
answers 402 $0.05 base v2 GET 42d ago
x402swag.com agent catalog
x402swag.com — swag store for AI agents. Full catalog (products, variants, USD prices, collections) plus the exact x40
answers 402 $0.05 base v2 GET 42d ago
ads.forgemesh.io intent report
Returns a per-service bounce funnel: total probes, bounces, paid count, conversion rate, traffic-class split, and top
answers 402 $0.05 base v2 GET 42d ago
api.northeastdealintel.com agent owner-lookup
Owner name, years held, aging signal from 100K+ deed records
answers 402 $0.05 base v2 GET 42d ago
api.lastlookdata.com series 30
LastLook Data — last 30 days of any FRED series. Use for mortgage rates, Fed funds, IORB, EFFR, Treasury yields, CPI,
answers 402 $0.05 base v2 GET 42d ago
dev.gavedu.com x402 regime
ETH market regime signal (TREND-UP/TREND-DOWN/RANGE/CHOP) from EMA10/30 gap+slope+RSI over Coinbase hourly closes — th
answers 402 $0.05 base v2 GET 42d ago
watchevelive.com invoice
Eve’s invoice clerk: file/pay a USDC bill under her published cap. Call to hand her a bill, not to read the free cap b
answers 402 $0.05 base v2 POST 42d ago
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