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 2026-10-20. We parse the payment challenge, we do not complete a payment.

EndpointStatusPriceNetworkSpecChecked
aeml-x402.zeabur.app gauge agri-region
[3-LEG] Agriculture chain, one grain belt (?loc=us-iowa): leading soil drought (USDM D0-D4) -> current heat stress and
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge japan-region
Japan official readings in one call plus an independent cross-agency check: JMA seismic intensity (shindo), RSMC Tokyo
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge taiwan-region
Taiwan first-party official readings in one call: PLA air and naval activity around Taiwan (Ministry of National Defen
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge biodiversity-region
[3-LEG] Biodiversity credit chain, one project (?entity=uk-bng-warwickshire): leading standard-body pipeline pressure
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge tariff-region
[3-LEG] Tariff and customs measure chain, one trade measure (?entity=sec301-china-list1): leading review pipeline stag
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge meddevice-region
[3-LEG] Medical device recall chain, one product line (?entity=philips-dreamstation-cpap): leading recall pressure sig
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge aidataset-region
[3-LEG] AI dataset takedown chain, one dataset (?entity=laion-5b): leading access pressure from gating and legal notic
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge defilending-region
[3-LEG] DeFi lending chain, one protocol (?entity=euler-v1): leading utilisation and bad-debt stress -> current curren
answers 402 $0.25 base v2 GET 44d ago
aeml-x402.zeabur.app gauge chokepoint-region
[3-LEG] Maritime chokepoint passage chain, one chokepoint (?loc=hormuz, suez, panama, malacca and more): leading sea s
answers 402 $0.25 base v2 GET 44d ago
sqlguard.io v1 session
LEGACY Session burst. Exact $0.25 → 10 Ed25519 PASS slots (~30m). Wealth primary: Pilot Challenge unlock POST /v1/chal
answers 402 $0.25 base v2 POST 44d ago
alpha402x.com AAPL fye-2025-09-27
Deterministic, 10-K-cited cost-of-capital builds — CAPM cost of equity, tranche-level cost of debt, capital structure.
answers 402 $0.25 base v2 GET 44d ago
stablecoinpulse.theaslangroupllc.com api issuer-check
GENIUS Act compliance read for a named stablecoin issuer — charter type, regulator, attestation cadence, and reserve c
answers 402 $0.25 base v2 GET 44d ago
talentpulse.theaslangroupllc.com talent compensation
Executive and C-suite total compensation benchmark by role, sector, level and country — CEO/CFO/CTO/VP pay, base salar
answers 402 $0.25 base v2 GET 44d ago
stablecoinpulse.theaslangroupllc.com api rails-compare
Payment-rail comparison across stablecoin-native L1s (Plasma, Circle Arc, Stripe/Paradigm Tempo, Tether Stable) and in
answers 402 $0.25 base v2 GET 44d ago
stablecoinpulse.theaslangroupllc.com api yield-compare
Effective-yield comparison across yield-bearing stablecoins and stablecoin neobank/card products — with the GENIUS Act
answers 402 $0.25 base v2 GET 44d ago
SignalPulse tokenization
Returns equity tokenization radar for financial agents.
answers 402 $0.25 base v2 GET 44d ago
longevitypulse.theaslangroupllc.com longevity protocol-builder
Longevity / healthspan protocol builder (personalized anti-aging plan) for longevity and biohacker agents. Combines ex
answers 402 $0.25 base v2 GET 44d ago
gridpulse.theaslangroupllc.com energy compute-window
Carbon- and cost-aware compute scheduling. Given a region, job length and load, returns the optimal window in the next
answers 402 $0.25 base v2 GET 44d ago
footballpulse.theaslangroupllc.com api fpl-check
Fantasy Premier League check grounded in the official FPL API: player price, ownership, form, injury status, expected
answers 402 $0.25 base v2 GET 44d ago
esgpulse.theaslangroupllc.com esg csrd
CSRD compliance roadmap for sustainability-reporting and compliance agents. Returns which ESRS standards apply, what m
answers 402 $0.25 base v2 GET 44d ago
cyberpulse.theaslangroupllc.com cyber attack-surface
External attack-surface assessment (EASM) for any company and domain — internet-exposed assets, tech-stack fingerprint
answers 402 $0.25 base v2 GET 44d ago
cyberpulse.theaslangroupllc.com cyber compliance-gap
Compliance gap analysis for SOC2, ISO27001, GDPR, HIPAA, PCI-DSS, NIST CSF, NIS2, PDPA, POPIA, LGPD, CCPA, FISMA, and
answers 402 $0.25 base v2 GET 44d ago
climatepulse.theaslangroupllc.com climate date-pick
Rank 2-6 candidate dates for an outdoor event by real historical weather odds. Rain, heat, frost, wind, and extreme-he
answers 402 $0.25 base v2 GET 44d ago
clinicalintelpulse.theaslangroupllc.com clinical approval-outlook
FDA/EMA drug approval probability + PDUFA calendar for a disease area — which Phase 3 drugs are most likely to win app
answers 402 $0.25 base v2 GET 44d ago
citepulse.theaslangroupllc.com api literature-brief
State-of-research synthesis for a specific question — grounded in top OpenAlex + Semantic Scholar results with full ci
answers 402 $0.25 base v2 GET 44d ago
mudko.com x402 verify-counterparty
Counterparty trust verification for agents: before transacting with a domain, verify its trust artifacts — DNSSEC + DN
answers 402 $0.25 base v2 GET 44d ago
api.scoop.sundaebar.ai x402 find-email
Find verified work and/or personal emails for a LinkedIn profile across multiple data providers (Aleads, Apollo, Nymer
answers 402 $0.25 base v2 POST 44d ago
api.mcx-ventures.com v2 forensics
Six-check network forensics scan against a fixed canonical target basket. TLS, DNS, CT, NTP, portal, route. Result has
answers 402 $0.25 base v2 POST 44d ago
oracle.the-undesirables.com v1 arb-weather
Detect mispriced weather derivatives on Kalshi by comparing live National Weather Service forecast data against curren
answers 402 $0.25 base v2 GET 44d ago
shopperpulse.theaslangroupllc.com shopper trip
Birdie, the AI personal shopper: POST a shopping list (up to 3 items, free text or structured) and get back 3 best-fit
answers 402 $0.25 base v2 POST 44d ago
toolcall.click brand visibility
See what AI models say about a brand right now. Runs category and reputation prompts across multiple AI engines (one w
answers 402 $0.25 base v2 GET 44d ago
waterpulse.theaslangroupllc.com water supply-snapshot
Deterministic water-supply numbers snapshot for a US state — latest USGS groundwater well readings (depth-to-water) an
answers 402 $0.25 base v2 GET 44d ago
taxpulse.theaslangroupllc.com tax 529-check-lite
529 withdrawal & rollover checker — LITE preview. Same deterministic engine as the full product: verdict + a one-line
answers 402 $0.25 base v2 GET 44d ago
prospectpulse.theaslangroupllc.com prospect exploration-snapshot
Deterministic facts-only snapshot for exploration targets: USGS MRDS deposit counts, geochemical anomaly stats, satell
answers 402 $0.25 base v2 GET 44d ago
prospectpulse.theaslangroupllc.com prospect oil-gas-basin
Sedimentary basin analysis for petroleum and upstream-investment agents. Returns petroleum system, play types, undisco
answers 402 $0.25 base v2 GET 44d ago
prospectpulse.theaslangroupllc.com prospect jurisdiction-entry
Entry-risk assessment for exploration in 80+ countries, for mining and investment agents. Covers mining code, royaltie
answers 402 $0.25 base v2 GET 44d ago
prospectpulse.theaslangroupllc.com prospect critical-minerals-scan
Country and region endowment in energy-transition and strategic minerals (Li, Co, Ni, REE, Cu, graphite, PGE, uranium)
answers 402 $0.25 base v2 GET 44d ago
prospectpulse.theaslangroupllc.com prospect mineral-potential
Mineral prospectivity assessment for any region, for exploration and geology agents. Combines USGS MRDS deposit invent
answers 402 $0.25 base v2 GET 44d ago
onchainpulse.theaslangroupllc.com api rwa-risk
Issuer and redemption risk read for a named tokenized RWA product (BUIDL, USDY, OUSG, USYC, USTB, BENJI, and others) —
answers 402 $0.25 base v2 GET 44d ago
marketpulse.theaslangroupllc.com market ai-visibility-probe
Agent-tier preview of the AI-visibility check: live pass/fail scan of the actual website — robots.txt AI-crawler block
answers 402 $0.25 base v2 GET 44d ago
legalpulse.theaslangroupllc.com legal trademark-precheck
Trademark precheck (agent-tier preview of /api/legal/trademark-check $0.50): live USPTO TSDR verification of serial/re
answers 402 $0.25 base v2 GET 44d ago
legalpulse.theaslangroupllc.com legal letter-triage
Letter-engine triage (agent-tier preview of /api/legal/letter $2.00): deterministic check of whether the letter engine
answers 402 $0.25 base v2 GET 44d ago
grantpulse.theaslangroupllc.com grant loi-readiness
Deterministic $0.25 readiness check for /api/grant/loi ($2.00): scores completeness of your funder/project/org/amount/
answers 402 $0.25 base v2 GET 44d ago
grantpulse.theaslangroupllc.com grant uk
UK grants matched to your organisation, grounded in the official gov.uk Find a Grant service fetched LIVE: verbatim ro
answers 402 $0.25 base v2 GET 44d ago
grantpulse.theaslangroupllc.com grant funder-990
Private foundation giving intelligence from live IRS Form 990-PF public data — grants paid trend, minimum-distribution
answers 402 $0.25 base v2 GET 44d ago
geopoliticalpulse.theaslangroupllc.com geopolitical event-impact
Rapid geopolitical event assessment for trading, risk, and intelligence agents. Maps cascading implications across dip
answers 402 $0.25 base v2 GET 44d ago
filingspulse.theaslangroupllc.com filings earnings
Earnings brief for any US-listed company: the last 8 quarters of revenue, net income, and diluted EPS pulled verbatim
answers 402 $0.25 base v2 GET 44d ago
econsignalpulse.theaslangroupllc.com econsignal country-brief
Comprehensive sovereign economic intelligence for any of 190+ countries — macro fundamentals, fiscal position, externa
answers 402 $0.25 base v2 GET 44d ago
cryptopulse.theaslangroupllc.com api research-snapshot
Deterministic, data-only crypto snapshot: BTC/ETH price, 24h change, market cap, BTC dominance, total market cap, and
answers 402 $0.25 base v2 GET 44d ago
clinicalintelpulse.theaslangroupllc.com clinical deal-signal-lite
Deterministic preview of biotech M&A deal-signal candidates — Phase 2/3 trial counts and the industry-sponsored asset
answers 402 $0.25 base v2 GET 44d ago
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