the402 x402 endpoint directory

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 2026-08-17. We parse the payment challenge, we do not complete a payment.

EndpointStatusPriceNetworkSpecChecked
cryptyx.ai asset asymmetry
Cross-class positioning panels per asset — futures funding stress, options 1M risk-reversal skew, order-book imbalance
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai signals backtest
Backtest any signal over up to 365 days. Returns trigger stats, per-day rows, and a 4-horizon performance block (sampl
answers 402 $0.05 base v2 POST 3d ago
cryptyx.ai signals eval
Invoke the DB-side signal evaluator for one anchor day. Dryrun mode predicts trigger counts without writes; live mode
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai composite backtest
Walk-forward backtest of a custom 8-class composite weight vector at 7d/14d/30d. Runs custom, IC-weighted default, and
answers 402 $0.05 base v2 POST 3d ago
cryptyx.ai composite attribution
Class-level attribution waterfall for one asset and horizon — master score, per-class contributions ordered by impact,
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset top-predictors
Per-asset predictor explorer — top 5 atomic signals and top 5 metrics ranked by absolute IC times hit rate. A/B grades
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset top-setups
Historical signal edge for one asset and horizon — up to 6 A/B-graded atomic signals that actually worked on this asse
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset peer-cluster
Nearest k peers for one asset in CRYPTYX's 8-class factor space at the requested horizon. Returns target asset metrics
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset thesis-journal
Per-day composite conviction trajectory for one asset over 7-90 days. Score timeline always complete; optional narrati
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset regime-context
Per-asset macro regime context — current regime id, confidence, days-in-regime streak, conditional forward-return stat
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset signal-events
Per-asset triggered signal ledger over 7-365 days, A/B grades only. Per event: signal, direction (long/short/neutral),
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset thesis
Claude-narrated per-asset conviction thesis (3-5 sentences) plus an evidence pack — composite rank vs universe, return
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai asset active-signals
Per-asset triggered signal feed on the latest day — every active signal with z, confidence, IC, hit rate, regime accur
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai api iv-surface
Latest-day Deribit IV term structure for one asset — per-tenor ATM IV, 25-delta risk reversal, butterfly, plus current
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai market-pulse regime-divergence
Market vs. asset regime cascade divergence for one symbol — score delta, per-horizon breakdown, severity, and one-line
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai slicer composite
Multi-factor z-score confluence backtest for one asset (2-4 conditions). Intersects triggered days, returns per-metric
answers 402 $0.05 base v2 POST 3d ago
cryptyx.ai metrics slicer
Single-metric z-score backtest over 5+ years of history per asset. Triggers, trigger rate, and per-horizon forward-ret
answers 402 $0.05 base v2 POST 3d ago
cryptyx.ai market-pulse factor-cross-section
Factor term-structure grid — 7 classes by 8 horizons of market-average t-score with breadth counts and 1-day momentum
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai slicer scan
Cross-sectional z-score scanner across 200+ assets and 440+ metrics. Pick a metric and threshold; get ranked triggerin
answers 402 $0.05 base v2 GET 3d ago
cryptyx.ai composite breadth
Universe-wide composite breadth at one horizon — bullish/bearish/neutral counts and percentages across 200+ assets, sl
answers 402 $0.05 base v2 GET 3d ago
api.linkedpanda.com jobs search
LinkedIn job search results page
answers 402 $0.05 base v2 POST 3d ago
api.nansen.ai tgm holders
Get "Token God Mode" (TGM) holders data
answers 402 $0.05 base v2 POST 3d ago
x402.glassnode.com distribution balance_exchanges
Balance on Exchanges (Total) — The total amount of coins held on exchange addresses. Data by Glassnode.
answers 402 $0.05 base v2 GET 3d ago
api.stakedbots.com 5 events
Raw on-chain registry event log for one autonomous AI trading bot: registrations, wallet links, pre-committed strategy
answers 402 $0.05 base v1 GET 3d ago
api.munition.io flights search
Munition Flight Search: x402-paid live flight offer search for AI agents. Pay 0.05 USDC to search Duffel flight offers
answers 402 $0.05 base v2 POST 3d ago
hoodgrow.com token NVDA
HoodGrow — live price, corporate-action adjusted supply, and corporate-action history for NVDA on Robinhood Chain. Pri
answers 402 $0.05 base v2 GET 3d ago
jobs.use.x402atlas.com search
Job search — find current openings by role, skill or company with location, salary, schedule, qualifications and direc
answers 402 $0.05 base v2 GET 3d ago
hotels.use.x402atlas.com search
Hotel search — find hotels & vacation rentals anywhere by destination with live nightly rates, star class, guest ratin
answers 402 $0.05 base v2 GET 3d ago
hoodgrow.com base tokens
HoodGrow — Base mainnet (chain 8453) B20 native-equity-token registry: verified on-chain metadata and a liveness signa
answers 402 $0.05 base v2 GET 3d ago
hoodgrow.com agent markets
HoodGrow — Robinhood Chain stock-token market movers: top gainers and losers by 24h price change, highest 24h swap vol
answers 402 $0.05 base v2 GET 3d ago
hoodgrow.com defi NVDA
HoodGrow — every Morpho lending market and Uniswap V3 pool involving NVDA on Robinhood Chain. Morpho market and Uniswa
answers 402 $0.05 base v2 GET 3d ago
hoodgrow.com agent trades
HoodGrow — recent large (whale) trades in Robinhood Chain stock-token Uniswap V3 pools: side (buy/sell), USD size, and
answers 402 $0.05 base v2 GET 3d ago
hoodgrow.com holders NVDA
HoodGrow — holder count trend, 24h net supply change (mint/burn), and top-holder concentration for NVDA on Robinhood C
answers 402 $0.05 base v2 GET 3d ago
data.rcqsignals.com fetch btc-intel
Hourly Ed25519-signed BTC market-state intel: directional bias with conviction, regime label and score, technical leve
answers 402 $0.05 base v2 GET 3d ago
etherealgoodsco.store security cve-lookup
CVE lookup by ID from NVD (CVSS score, severity, description)
answers 402 $0.05 base v2 POST 3d ago
etherealgoodsco.store api token-snapshot
ERC-20 token snapshot on Base (symbol, decimals, contract)
answers 402 $0.05 base v2 POST 3d ago
bazaar.fronesislabs.com evaluate strict
Higher-confidence evaluation for high-impact, sensitive, or difficult-to-reverse agent actions.
answers 402 $0.05 base v2 POST 3d ago
proxy.aproxpay.com v1 session
Entry session pass: ephemeral CONNECT credentials (30 min + 15MB). Upsell: /v1/session/heavy or /v1/session/gb.
answers 402 $0.05 base v2 POST 3d ago
sqlguard.io v1 cert
Instant Cert — LEGACY TASTE ONLY Exact $0.05 for ONE mutating SQL PASS/FAIL. OFF TABLE as wealth. Prefer Authorize mut
answers 402 $0.05 base v2 POST 3d ago
tenjin.blog api answer
Pay once for a cited answer synthesized from independent publishers on Tenjin. POST a question; a question the catalog
answers 402 $0.05 base v2 POST 3d ago
hoodgrow.com api corporate-actions
HoodGrow — dedicated, filterable, paginated feed of Robinhood Chain corporate-action events (splits, dividends, oracle
answers 402 $0.05 base v2 GET 3d ago
vaaya.ai modal sandbox-create
Modal — Create a sandboxed compute environment (CPU by default, 300s timeout). Pass `gpu` (T4 | L4 | A10G | A100 | H10
answers 402 $0.05 base v2 POST 3d ago
finance-api.kdlcfa.workers.dev nasdaq-index
Nasdaq Composite spot index quote, delayed, via Yahoo Finance
answers 402 $0.05 base v2 GET 3d ago
apiacre.com developer code-change-review
Compare caller-supplied before and after source snapshots without execution or network access, returning source finger
answers 402 $0.05 base v2 POST 3d ago
techforce-agents.onrender.com api linkedin-candidates
LinkedIn candidate search on demand — full name, job title/headline, profile URL, and bio snippet. Priced $0.05 per ca
answers 402 $0.05 base v2 GET 3d ago
api.hergertsynthora.com v1 regwatch
SYNTHORA regwatch: x402 Registry Watch: signed Ed25519 deltas of the x402/A2A endpoint registry (payTo/listings/endpoi
answers 402 $0.05 base v2 POST 3d ago
api.hergertsynthora.com v1 polymarket-markets
SYNTHORA polymarket-markets: mercados de prediccion filtrados sobre dos paginas fusionadas; si no hay coincidencias lo
answers 402 $0.05 base v2 POST 3d ago
app.tenna.ai lumi lumi_forecast_integrity_receipt
Integrity receipt for sealed five-minute forecast history: cutoff timing, feature hashes, settlement sources, and agen
answers 402 $0.05 base v2 POST 3d ago
api.x402lint.dev v1 scan
Paid ($0.05). ALWAYS runs a fresh 25-check scan of the origin (non-settling GET/HEAD + benign empty-POST probes), bypa
answers 402 $0.05 base v2 POST 3d ago
api.macaroonnetwork.com execute polymathica-dreaming-v1
Reviews Polymathica's governed experiment memory and returns advisory dream candidates, review decisions, and solver/P
answers 402 $0.05 base v2 POST 3d ago
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