x402 paid API tools for AI agents on Base: EU/global registries, crypto, wallet & agent trust.
| Endpoint | https://x402-endpoints.onrender.com/mcp/ (streamable-http) |
|---|---|
| Registry version | 1.4.0 |
| Now | 52 tools · grade C (67) · pin ts_11dcb15d47fecb75e4b02fb88221f102 · protocol 2025-06-18 |
| First / last listed | 2026-10-28 01:16 UTC / 2026-10-28 01:16 UTC |
| Grade over time | 2026-10-28: C (67), 52 tools |
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Tools: gleif_lei vies_vat polymarket_odds flights_states ev_charging bodacc_annonces ted_tenders eurlex_search sanctions_screen cve_lookup recalls_search drug_label osm_building_footprint climate_risk_score polymarket_resolution solar_building_insights uk_companies_search patents_search fr_sirene_lookup iban_validate fr_legifrance_search ecb_exchange_rate crypto_token_safety crypto_derivatives_radar crypto_wallet_xray crypto_dex_cex_spread web_extract crypto_new_pairs x402_seller_trust x402_payment_firewall compliance_wallet_screen macro_snapshot solana_token_safety solana_pre_trade crypto_signal_fusion agent_due_diligence agent_analysis_report agent_clearance agent_output_qa agent_content_scan crypto_pre_trade_verdict agent_ledger proof_notarize crypto_token_dossier market_intel crypto_wallet_forensics chain_events x402_seller_audit agent_clearance_packet agent_visibility_audit agent_rank_check agent_passport
gleif_lei | Look up any Legal Entity Identifier (LEI) against the official GLEIF global registry — returns legal name, status, jurisdiction, legal form and registered address, real-time, worldwide coverage. Price: $0.01 per call (x402 payment, USDC on Base mainnet). LEI lookup via GLEIF: legal entity name, status, jurisdiction, ultimate & direct parent relationships and registration authority. For regulatory params: lei* |
vies_vat | Validate an EU VAT number against the official EU VIES registry across all 27 member states — returns valid/invalid plus the registered company name and address. Distinguishes 'invalid' (number does not exist) from 'service unavailable' (national DB offline). Price: $0.01 per call (x402 payment, USDC on Base mainnet). EU VAT number validation via the official VIES registry across 27 member states. params: country*, vat* |
polymarket_odds | Live prediction market odds and implied probabilities from Polymarket — give a market id or slug, get each outcome with its probability (0-1), volume, liquidity and resolution status. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Live prediction-market odds and implied probabilities from Polymarket. Returns each outcome with its probability (0-1), plus volume, liquidity and resolutio params: market* |
flights_states | Real-time aircraft states worldwide from adsb.fi open data (ADS-B) — give a bounding box, get every aircraft in the area with live position, altitude, speed, heading and ground status. Data by adsb.fi (ODbL). Price: $0.01 per call (x402 payment, USDC on Base mainnet). Real-time aircraft states worldwide from adsb.fi open data (ADS-B). Returns every aircraft in a bounding box with live position, al params: lamin*, lomin*, lamax*, lomax* |
ev_charging | EV charging stations worldwide from Open Charge Map — give a location and radius, get nearby stations with operator, connector type, power (kW), number of points and status. Price: $0.01 per call (x402 payment, USDC on Base mainnet). EV charging stations worldwide from Open Charge Map. Returns nearby stations with operator, connector type (Type2/CCS/CHAdeMO), power in kW, number of points and stat params: latitude*, longitude*, distance, maxresults |
bodacc_annonces | Search the official French BODACC registry (DILA) for company legal announcements: incorporations, modifications, radiations and insolvencies — coverage France, by name, SIREN or RCS. Price: $0.01 per call (x402 payment, USDC on Base mainnet). BODACC company legal announcements monitor (France, official DILA source): incorporations, modifications, radiations and insolvency proceedings for a compan params: q*, famille, limit |
ted_tenders | Search the official EU TED (Tenders Electronic Daily) for public procurement notices across the 27+ member states — by keywords, buyer country and CPV code. Price: $0.05 per call (x402 payment, USDC on Base mainnet). EU public-procurement tender search via the official TED (Tenders Electronic Daily). Returns notices: publication number, title, buyer name and country, notice type, publication date params: query, country, cpv, limit |
eurlex_search | Search official EUR-Lex for EU legislation, treaties, case law and legal acts by keyword — returns CELEX number, title and date. Multilingual (en, fr, de, es, it, nl, pl). Price: $0.01 per call (x402 payment, USDC on Base mainnet). EUR-Lex search for EU legislation, treaties, case law and legal acts via the official EU Publications Office (CELLAR). Full-text title search returns CELEX number, titl params: query*, language, limit |
sanctions_screen | Screen a name against the official EU consolidated sanctions list (FISMA) — returns matches with a similarity score and context (EU reference, type, programme), not a binary yes/no. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Name screening against the official EU consolidated financial sanctions list (FISMA). Fuzzy-matches a person or entity name and returns matches with a similar params: name*, type, threshold, limit |
cve_lookup | Security vulnerability lookup (CVE) against the official NVD (NIST) database — by exact CVE id or by keyword/product. Returns description, CVSS severity, CWE weaknesses and references. Worldwide. Price: $0.01 per call (x402 payment, USDC on Base mainnet). Security vulnerability (CVE) lookup against the official NVD (NIST) database. By exact CVE id or by keyword/product. Returns description, CVSS s params: cve_id, keyword, limit |
recalls_search | Product recall lookup (drugs/devices/food), Class I/II/III, against the official FDA openFDA enforcement reports — by product, firm or reason. Coverage US. Price: $0.01 per call (x402 payment, USDC on Base mainnet). Product recall lookup against the official FDA openFDA enforcement reports (Recall Enterprise System). Search drugs, devices or food recalls by product, firm or reason, filter by Class params: query*, category, classification, limit |
drug_label | Drug interactions, warnings and contraindications lookup from the official FDA openFDA drug labels — by generic or brand name. Returns the key label sections. Coverage US. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Drug label lookup against the official FDA openFDA drug labels. By generic or brand name, returns key label sections: drug interactions, warnings, contraindications, in params: drug*, limit |
osm_building_footprint | OpenStreetMap building footprints via Overpass — give a coordinate (or bounding box) and get building geometry as GeoJSON, footprint area (m²), levels and height by coordinate. Worldwide coverage, OpenStreetMap data. Price: $0.01 per call (x402 payment, USDC on Base mainnet). Building footprint and geometry by coordinate via OpenStreetMap/Overpass. Returns the building polygon as GeoJSON, server-c params: lat, lon, radius, bbox |
climate_risk_score | Derived climate risk score from Open-Meteo CMIP6 projections — a composite heat/drought/extreme-rain risk score (0-100) by coordinate and scenario, comparing a baseline to a future horizon. Worldwide. Derived/heuristic, not an official rating; the underlying CMIP6 HighResMIP dataset is a single high-emissions pathway and does not differentiate SSP scenarios. Price: $0.05 per call (x402 payment, US params: lat*, lon*, scenario, horizon |
polymarket_resolution | Polymarket resolution status via Gamma API — market resolution, winning outcome and resolution source lookup by slug or condition id (or list recent resolved markets). Distinct from live odds: returns whether a market is closed and which outcome won. Coverage Polymarket markets. Price: $0.01 per call (x402 payment, USDC on Base mainnet). Polymarket market resolution oracle via the Gamma API. Retur params: slug, condition_id, limit |
solar_building_insights | Rooftop solar potential, panel capacity, sunshine hours and carbon offset by coordinate from the official Google Maps Platform Solar API — returns max panel count, usable roof area, annual sunshine hours and carbon-offset factor for the closest building. Worldwide partial coverage (EU well covered). Price: $0.05 per call (x402 payment, USDC on Base mainnet). Rooftop solar potential by coordinate v params: lat*, lon*, quality |
uk_companies_search | Search the official UK Companies House register — UK company search, status, type and registered details lookup (KYB) by name or number, or fetch a detailed company profile (registered address, SIC codes, officers) by company number. Official UK register coverage. Price: $0.01 per call (x402 payment, USDC on Base mainnet). UK company verification via the official Companies House register. Search b params: q, company_number, limit, start_index |
patents_search | European patent search and bibliographic lookup by number, title, applicant or inventor against the official European Patent Office (EPO) Open Patent Services — returns publication number, country, kind code, dates, titles, applicants, inventors, IPC/CPC classifications and family id. Coverage EU and worldwide (100+ patent offices). Price: $0.05 per call (x402 payment, USDC on Base mainnet). Europ params: publication_number, title, applicant, inventor, date_from, date_to, limit |
fr_sirene_lookup | French company/establishment lookup by SIREN, SIRET or name against the official INSEE Sirene register (France) — returns legal name, administrative status, NAF/APE code, creation date, headcount band and registered address. KYB, official France coverage. Price: $0.01 per call (x402 payment, USDC on Base mainnet). French company/establishment verification via the official INSEE Sirene register. Lo params: siret, siren, q, limit |
iban_validate | IBAN format validation (ISO 13616 mod-97) — SEPA/EU IBAN structural validation and country/bank-code extraction. Returns valid/invalid with reason, country code, check digits, bank code and grouped formatting. Format check, NOT account existence. SEPA/EU coverage. Price: $0.01 per call (x402 payment, USDC on Base mainnet). IBAN format validation via the ISO 13616 mod-97 algorithm (local, determini params: iban* |
fr_legifrance_search | Official Légifrance (French law, via DILA/PISTE) — French legal texts, codes and articles search and lookup by keyword and corpus (codes, laws/decrees, JORF), or consult a text by id. Complements EUR-Lex (EU law) on the national French side. Official France coverage. Price: $0.05 per call (x402 payment, USDC on Base mainnet). French law search and lookup via the official Légifrance (DILA/PISTE). K params: q, fond, text_id, limit |
ecb_exchange_rate | Official European Central Bank (ECB) euro reference exchange rates — EUR foreign exchange reference rate lookup by currency (29 currencies), latest or by date. Reference rates (published ~16:00 CET on working days), not live market rates. EU/worldwide coverage. Price: $0.01 per call (x402 payment, USDC on Base mainnet). Euro foreign-exchange reference rate lookup via the official European Central params: currency*, frequency, date |
crypto_token_safety | Token safety check before buying — is this token a honeypot or a rug pull? Bundles honeypot detection, buy/sell tax, holder concentration, LP lock and liquidity (GoPlus, Honeypot.is, DexScreener) into a single 0-100 token security risk score with a clear buy/avoid verdict. One call replaces three lookups. EVM chains. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Token safety check be params: token*, chain |
crypto_derivatives_radar | Perpetual funding rates, open interest and long/short ratios across Binance, Bybit, OKX and Hyperliquid in one call, plus the computed funding-rate arbitrage spread between venues and a crowding signal. Multi-venue perp derivatives data, resilient: returns whatever venues respond. For trading and funding-arbitrage agents. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Perpetual fundin params: symbol |
crypto_wallet_xray | Wallet risk analysis in one call — native + ERC-20 balances, USD portfolio valuation, token count and an OFAC sanctions flag (Blockscout, DexScreener, OFAC list). A full on-chain wallet x-ray with risk flags, where primitives serve one field per call this returns the whole valued portfolio plus risk. EVM chains. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Wallet risk analysis: nati params: address*, chain |
crypto_dex_cex_spread | DEX vs CEX arbitrage spread — the price difference between DEX and CEX with the fee-adjusted NET spread and execution direction, not two raw prices. Compares the most liquid DEX pair (DexScreener) to CEX spot (Binance/Bybit), subtracts taker+swap fees, and flags any profitable arbitrage opportunity. For arbitrage agents. Price: $0.05 per call (x402 payment, USDC on Base mainnet). DEX vs CEX arbitr params: symbol |
web_extract | Web search and webpage extraction for AI agents — returns clean, LLM-ready markdown (deduplicated, with source URLs), not raw HTML. Give 'query' to search the web or 'url' to scrape and extract a page into markdown ready to drop into a prompt. Powered by Jina Reader. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Web search and webpage extraction for AI agents, returned as clean LLM-r params: query, url, limit |
crypto_new_pairs | Newly launched DEX pairs and pools per chain (GeckoTerminal) with an instant per-pair safety check bundled in (GoPlus honeypot/tax/verified + mini score) — a sniping agent filters rugs without a second call. Returns pool, base token, price, liquidity and age. EVM safety; Solana lists pairs only. Price: $0.05 per call (x402 payment, USDC on Base mainnet). Newly launched DEX pairs and pools per chai params: chain, limit, safety |
x402_seller_trust | Score an x402 seller wallet BEFORE paying it: verdict TRUSTED/CAUTION/AVOID + confidence from its on-chain settlement graph on Base — settlement count, unique paying counterparties, wallet age, wash-trade and sybil signals — with a signed, offline-verifiable receipt. Vet an unknown x402 endpoint or merchant wallet before you pay: scam, fake-volume wash-trader or sybil cluster? Agent counterparty r params: seller_wallet*, depth |
x402_payment_firewall | Pre-payment risk firewall for AI agents: validate {recipient, amount, chain} BEFORE sending an x402 payment and get ALLOW/REVIEW/BLOCK in <200ms — OFAC blocklist, sanctioned-mixer check, runaway-overspend vs expected price and anomalous-amount guard. Stop an agent from overpaying or paying a bad address; transaction risk screening and payment guardrail before send. The hosted spending guard / agen params: to_address*, amount, chain, expected_price |
compliance_wallet_screen | Crypto wallet sanctions & compliance screening (AML/KYT): screen any EVM/Solana/Bitcoin/Tron/XRP wallet against the official OFAC SDN crypto list (UN/UK declared) with mixer (Tornado Cash) exposure and wallet age, returning PASS/WARN/BLOCK and a cryptographically SIGNED compliance receipt (list-version-pinned, verifiable offline) for audit. OFAC wallet check, travel-rule / KYT counterparty screeni params: wallet*, chains |
macro_snapshot | Macro economic snapshot API — dated Eurozone economic indicators for trading/research agents: euro-area inflation (HICP / CPI), ECB policy interest rates (deposit, refi), unemployment and EUR FX from the official European Central Bank data portal — each indicator with value, as_of date, next_release cadence and a signed dated snapshot receipt for reproducible backtests. The interest-rate, inflatio params: indicators, area |
solana_token_safety | Solana SPL token safety, rug check and honeypot / scam detection before trading: is this Solana token a rug pull, honeypot or scam? Verdict SAFE/RISKY/CRITICAL + 0-100 score combining STATIC checks (mint/freeze authority, holder concentration) AND BEHAVIORAL analysis (liquidity, churn, recent dump, tx velocity) plus a blue-chip false-positive guard so USDC/USDT/SOL are never flagged. Pre-trade SPL params: mint*, deep |
solana_pre_trade | All-in-one Solana pre-trade decision in ONE call: BUY-SAFE/CAUTION/AVOID fusing four scored modules — token security, EXECUTABLE liquidity depth (estimated slippage at $100/$1k/$10k), deployer history/control and holder concentration. Should I buy or avoid this Solana token? Full token due-diligence in one call — replaces 3-4 lookups; built for a trading / sniping agent's risk-review pipeline. Sol params: mint* |
crypto_signal_fusion | Crypto trading signal (long/short) and market-regime signal in ONE call: LONG/SHORT/NEUTRAL with confidence, fusing the cross-exchange funding rate, crowding (long/short) bias, trend/chop market regime and BTC→altcoin lead-lag from Binance/Bybit/OKX/Hyperliquid — with declared data freshness. Should I go long or short on this coin? A fused directional trading signal where competitors sell the fund params: symbol, timeframe |
agent_due_diligence | Vet any company, crypto project, counterparty or domain before engaging: one call composes a risk DOSSIER — synthesis + detected signals + sources + 0-100 risk score + GO/CAUTION/STOP verdict + recommendation + a signed, offline-verifiable receipt. Is this entity a scam, fraud, sanctioned, or safe to deal with? Replaces 3-4 manual web searches plus the synthesis an agent would have to do itself, c params: target*, target_type, context |
agent_analysis_report | Structured analysis report on any URL, company, product or subject in one call: positioning + strengths + risks + opportunities + 0-100 actionable score + STRONG/MODERATE/WEAK rating + recommendation + provenance + a signed receipt. A fixed-schema research report an agent can consume without re-parsing, composed from live public web signals. Competitive / investment / partnership analysis for agen params: input*, focus |
agent_clearance | Safety preflight before an agent runs a DESTRUCTIVE, costly or IRREVERSIBLE action (delete, deploy, transfer funds, publish, overwrite): risk assessment + reversibility check + timing + CLEAR/LIMIT/REVIEW/BLOCK verdict + a cryptographically SIGNED ClearancePacket (decision, approved amount, policy version, evidence hash, expiry, rationale) the agent keeps as proof of authorization. Agent action gu params: action*, action_type, amount_usd, reversible, target, context |
agent_output_qa | Review and improve an agent's outbound text (email, social post, customer reply) before sending: a multi-criteria scorecard (clarity, spam-safety, tone, length, personalization, CTA, compliance — each 0-100) + poor/fair/good/excellent rating + top suggestions + a ready-to-send IMPROVED REWRITE. Will this message land or get flagged as spam? One call scores and rewrites. Output review / spam check params: output*, format, goal |
agent_content_scan | Scan any external content before an agent INGESTS it (SKILL.md, web page, user input, tool output) for prompt-injection, data exfiltration, dangerous code execution, hidden/invisible unicode and instruction overrides: 0-100 risk score + SAFE/WARN/BLOCK verdict + structured findings with matched evidence. Is it safe to feed this content to my agent? A fast, cheap, deterministic, high-volume pre-ing params: content*, source_type |
crypto_pre_trade_verdict | One-call GO/CAUTION/NO-GO pre-trade verdict for AI trading agents: fuses token safety (honeypot, rug, tax, holders), counterparty wallet sanctions screening (OFAC/mixer) and cross-exchange market signal into a single decision with a signed, offline-verifiable receipt. Should I buy this token now? Replaces three separate calls (token-safety + wallet-screen + signal) with one fused GO/NO-GO verdict. params: token*, chain, wallet |
agent_ledger | Your AI agent's books in one call: structured USDC accounting for any wallet on Base (the x402 settlement asset) — revenue (incoming) vs expenses (outgoing), net, transaction count, top paying counterparties and payees, and a weekly breakdown over a 7d/30d/90d window. Turnkey bookkeeping / expense and revenue report an agent can drop straight into its accounting. The value is the structuring, not params: wallet*, period |
proof_notarize | Notarize a document or data hash for AI agents: submit a SHA-256 hash (or short content hashed server-side) and get a timestamped, Ed25519-signed proof-of-existence receipt, verifiable offline with no callback. Prove an artifact, agent output or decision existed at a point in time. Honest scope: this is a SIGNED proof-of-existence receipt, NOT a blockchain-anchored or eIDAS/RFC-3161 legal timestam params: hash, content, memo |
crypto_token_dossier | Full degen token dossier in one call: safety score + honeypot/tax + detailed TOP HOLDERS and concentration + liquidity/FDV/volume/pool-age + contract control (owner, creator, mintable, open-source) + an AI red-flag narrative. Deep due-diligence report on a token before aping — the premium tier above a plain safety check. EVM chains and Solana. Price: $0.10 per call (x402 payment, USDC on Base main params: token*, chain |
market_intel | AI market intelligence report in one call for research and trading agents: cross-exchange perp derivatives (funding, open interest, long/short), fused directional signals and the euro-area macro snapshot (ECB inflation, policy rates, unemployment, EUR FX) synthesized into a headline, crypto and macro outlook, key signals, risks and opportunities. Multi-source market research report with a crypto + params: focus, depth |
crypto_wallet_forensics | Multi-hop wallet forensics for AI agents: traverse an address's ERC-20 counterparty graph across 1-3 hops and get the flow graph (nodes + edges), ranked counterparties (direction, tokens, activity) and detected patterns — flow concentration, circular flows, linked/clustered wallets and high-degree hubs (exchange/mixer/deployer) — plus a signed receipt. Trace where funds move and who is connected. params: wallet*, depth, chain |
chain_events | On-demand, decoded on-chain events for AI agents: query a contract's event logs on Base (eth_getLogs) and get normalized, human-readable events — Transfer, Approval, ERC-1155 TransferSingle/Batch, Uniswap V2/V3 Swap, Sync, Mint, Burn — with raw topics for unknown signatures. Filter by event name, full signature or topic0, and by block range or lookback. Decoded event feed with no RPC setup, block params: contract*, event, from_block, to_block, lookback, limit |
x402_seller_audit | Deep audit of an x402/ACP seller before trusting it: give a seller wallet or domain and get a full report — on-chain settlement reputation (settlements, unique counterparties, wash-trade/sybil, OFAC), the seller's advertised endpoints (from its /.well-known/x402.json), on-chain liveness, web reputation and red flags — fused into a TRUSTED/CAUTION/AVOID verdict with a signed, offline-verifiable rec params: seller*, depth |
agent_clearance_packet | Signed clearance packet an AI agent buys BEFORE a large capital move: one call fuses OFAC/sanctions + mixer screening, multi-hop fund-flow forensics (layering, concentration, hubs) and counterparty settlement trust into a CLEAR/REVIEW/BLOCK verdict with the evaluated amount, a policy-bounded approved amount, a short expiry and an Ed25519 signature verifiable offline. Can I send this capital to THI params: to*, amount_usd*, depth |
agent_visibility_audit | Audit how discoverable an x402 agent/seller is across the agent registries (CDP Bazaar, 402index): keyword-RELEVANCE rank per category (not raw settled-volume rank), a metadata-quality score of your advertised endpoints (schema, output.example, tags, llm_usage_prompt), settle activity, a top-3 benchmark, prioritized fixes, and a DELTA vs a signed snapshot you carry back. Why am I not being found a params: seller*, snapshot |
agent_rank_check | Quick check of where an x402 seller ranks RIGHT NOW by keyword-relevance in the CDP Bazaar discovery (not the raw settled-volume rank the free explorers show): best rank + per-category-keyword rank in one cheap call, plus a pointer to the full /agent/visibility-audit when the rank slips. The frequent pulse for monitoring your x402 discoverability. Where do I rank now? Am I being out-ranked on my c params: seller* |
agent_passport | Measured-vs-declared reputation dossier for an AI agent, Sybil-corrected. Give an ERC-8004 agent id or wallet: reads the on-chain ERC-8004 Identity + Reputation registries on Base, computes the DECLARED reputation (reviews/reviewers/values) then the MEASURED, Sybil-corrected reputation (owner agent-farming, footprint-less reviewers, review concentration, unbacked-by-settlement), returns the DELTA params: agent_id, wallet |
Entries describe changes in tool definitions. They are not statements about a server, its quality or its author. The grade measures how the tool definitions fit model providers (token cost, schema compatibility, confusable names) as scored by the ToolFit engine at the time of the listing. JSON: append .json. Opt-out: how or hello@youraitools.co.