Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 11,000+ payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

11,393 APIs
APICompanyCategoryPrice / callStatus
Yield.xyz MCP
Get the risk profile for a yield — ratings and scores from independent risk providers (Credora, Staking Rewards) so agents and users can weigh safety before depositing.
yield.xyz-$0.001listed
Yield.xyz MCP
List past and pending actions for a wallet across all yields — filter by status, intent, type, yield, or network. Answers "what are my pending actions?" and finds actions awaiting a next step.
yield.xyz-$0.001listed
Yield.xyz MCP
Discover DeFi yield opportunities across 80+ networks — 3,300+ staking, lending, vault, and RWA yields from Lido, Aave, Morpho, and more. Filter by token, network, yield type, or provider and sort by APY or TVL. Returns yield IDs (needed by every other tool) with APY, TVL, lock-up/cooldown periods, and KYC gating. Start here.
yield.xyz-$0.001listed
Yield.xyz MCP
Get full metadata for a single DeFi yield: current APY, TVL, fees, minimum/maximum entry, lock-up/cooldown/warm-up periods, reward mechanics, supported tokens, and whether entry/exit is currently open. Show this before a user commits to a position.
yield.xyz-$0.001listed
Yields
Yields — an agent-callable yields service, payable over x402 (USDC on Base). Provided via eltociear-tokenguard.hf.space. Priced around 0.01 USD per call.
hf.space-$0.01listed
Yields API
Top APY yield pools by token symbol and chain, with risk flags (DefiLlama). Body: { symbol?, chain?, limit?, safeOnly? }.
vercel.app-$0.01listed
YouTube Summary & Transcript
Full transcript of a YouTube video from its URL — captions/subtitles as clean plain text in your language. YouTube transcript, video to text, captions extraction, subtitle download, speech to text, multilingual. 105 languages supported, including English, Spanish, Portuguese, French, German, Hindi, Arabic, Chinese, Japanese, Korean, Russian, Indonesian and Vietnamese. Pay per call, no account or API key.
sumvid.app-$0.005listed
YouTube Summary & Transcript
AI summary of a YouTube video from its URL — a concise TLDR of what the video says, translated into your language. YouTube video summary, summarize video, video summarizer, video to text summary, multilingual. 105 languages supported, including English, Spanish, Portuguese, French, German, Hindi, Arabic, Chinese, Japanese, Korean, Russian, Indonesian and Vietnamese. Pay per call, no account or API key.
sumvid.app-$0.02listed
Zap Weighted API
Top Nostr notes and authors by sat-zap velocity over a rolling window. Surfaces real-money sentiment — who the BTC/Nostr economy is literally paying to amplify. Fundamentally different signal from reposts/likes: zaps cost sats. Query ?window=15m|1h|6h|24h &scope=notes|authors &limit=N.
nostrpulse.xyz-$0.02listed
ZoningVerdict
Address-to-zoning lookup for published municipalities. Coverage: 64 municipalities in 6 states. Resolves a street address to supported municipality and, where GIS is verified, zoning district_code with lookup method. Positioning: Records tell you what's on file; ZoningVerdict tells you what the ordinance actually says, independently verified, with the citation. Responses include source citations and last-reviewed dates. Price: $0.01/call.
zoningverdict.com-$0.01listed
agent-web-reader
Web-content reader: fetch any http(s) URL and return clean readable text, title/description/canonical, and outbound links as JSON — the data an agent ingests on each step of a crawl or RAG loop. Input: url.
charliemorrison.dev-$0.002listed
agenttoll.dev
Federal contract-fit brief: scored incumbents, buyer agencies, award amounts, and pursuit notes for one service niche
agenttoll.dev-$0.15listed
agenttoll.dev
Search SEC EDGAR filings by company, form type, or ticker — filing URLs, dates, descriptions, and public filing metadata
agenttoll.dev-$0.03listed
agenttoll.dev
Buyer-keyword rank audit for one x402 resource: Bazaar position, competitors above it, metadata defects, and next fixes
agenttoll.dev-$0.10listed
agenttoll.dev
Live Polymarket-versus-Kalshi cross-platform spread scan
agenttoll.dev-$0.10listed
agenttoll.dev
CDP Bazaar market radar for x402 builders — catalog size, keyword ranks, AgentToll visibility, vertical competition, price samples, and next actions
agenttoll.dev-$0.05listed
agri-production
US crop production, yield, acreage and grain stocks from USDA NASS QuickStats by commodity, with an optional state and year. Returns a normalized cited series plus the year-over-year change.
agentstools.dev-$0.02listed
alpha402x
Empirical floor profiles of 10x and 100x stocks at day one — valuation, size, quality, growth and base-rate minimums across the major studies, fully cited. Also /profiles/10x-floor. $0.05 each.
alpha402x.com-$0.05listed
attest-verify
Verify an attestation produced by /notarize (either the EIP-712 or the EAS off-chain form) — pure compute, no network and no keys. Recovers the signer and reports whether it matches this service's attestor, whether the EAS UID recomputes, and (if you supply the original body as payload_base64) whether its sha256 matches the attested hash.
agentstools.dev-$0.001listed
botsmith
Market Intel & Signals ($0.006/call): Deep snapshot and execution microstructure for one Polymarket market: implied probability, best bid/ask/spread, 24h volume, liquidity depth, days to resolution, momentum, and estimated slippage to buy at $100 and $1000 order sizes from the live order book. Pass a slug, or omit it for the highest-volume open market right now. Signals are factual market data, not investment advice.
botsmith.dev-$0.006listed
botsmith
X Tweet Search ($0.005/call): Search X (Twitter) posts with full advanced-search syntax (from:, since:, until:, exact phrases, boolean operators). Returns up to 20 posts per call as clean JSON with metrics and entities, plus a cursor for the next page. No X account or API key needed.
botsmith.dev-$0.005listed
breach-domain
List the known public data breaches that affected a domain, from the Have I Been Pwned breach catalogue. Returns normalized breach metadata (name, date, account count, data classes, stealer-log and verified flags) plus a summary. This is which known breaches touched the domain, not whether a specific account is compromised. Breach indicators, not a guarantee.
agentstools.dev-$0.01listed
broken-endpoint-watch
Which x402 endpoints on Base are broken RIGHT NOW (down or misconfigured — not returning a valid 402). A real share of listed endpoints are dead; call this before routing a paid request so your agent never pays into a broken endpoint. No args = full broken list; ?domains=a.com,b.com = watch your dependencies; ?since=<unix> = incremental. Free-probe measurement, objective, machine-readable.
dailyelo.com-$0.02listed
crypto-abi
ABI-encode a function call (selector + args) or encode/decode arbitrary ABI types — build and parse EVM calldata correctly.
agentstools.dev-$0.003listed
crypto-convert
Convert token units (wei/gwei/ether or arbitrary decimals), between hex and int, and compute/validate an EIP-55 checksummed address.
agentstools.dev-$0.001listed
crypto-hash
Compute keccak256/sha256, a 4-byte function selector, an event topic0, or an ENS namehash/labelhash from a string or hex input.
agentstools.dev-$0.001listed
crypto-news
Aggregated crypto news with sentiment: deduplicated headlines from many major crypto outlets (CoinDesk, Cointelegraph, Decrypt, Bitcoin Magazine, The Block, CryptoSlate), each scored bullish/bearish/neutral by a crypto-tuned lexicon, optionally filtered by coin or query. One call instead of polling a dozen feeds and running your own NLP.
agentstools.dev-$0.005listed
crypto-sentiment
Composite crypto market sentiment: the Fear & Greed index (value, classification, trend) blended with aggregated news-headline sentiment into one bullish/bearish/neutral score, optionally focused on a coin or query. Data by alternative.me (attributed) + curated RSS headlines.
agentstools.dev-$0.003listed
data-convert
Pure-compute data format conversion (no network): JSON<->CSV, JSON<->YAML, JSON normalize/minify, Markdown->HTML (sanitized), HTML->Markdown/text, base64/hex, TOML->JSON. Operates only on the supplied data.
agentstools.dev-$0.001listed
dev-github-trending
Top GitHub repositories by language and/or topic (optionally newer than a date), ranked by stars/forks/recently-updated: name, full_name, stars, language, description, url, pushed_at. From the official GitHub Search API.
agentstools.dev-$0.005listed
dev-hn-sentiment
Hacker News engagement / dev-sentiment for a project or topic: story count, total & average points and comments, and the top stories (title/url/points/comments/date). From the keyless HN Algolia search API.
agentstools.dev-$0.003listed
device-adverse-events
Adverse-event summary for a medical-device brand from the FDA MAUDE database. Returns counts of malfunctions, injuries and deaths by event type. Informational, not medical advice.
agentstools.dev-$0.02listed
digest
One call, every category: pulls everything matching a topic across all aggregated sources and groups it by category (news, legal, academic, dev community, ...) with counts -- replaces manually calling /tools/search once per category and merging results yourself. Structured aggregation, not an AI-generated summary.
duckdns.org-$0.03listed
domain-trust
Phishing/trust verdict for a website domain before an agent transacts with an unfamiliar merchant. Fuses registration age (RDAP), DNS/mail posture (SPF, DMARC, DNSSEC), TLS validity, Certificate Transparency history and a typosquat/homoglyph analysis into a composite trust score 0-100, a category (trusted / caution / untrusted / unknown), per-dimension flags and reasons. Trust indicators, not a guarantee.
agentstools.dev-$0.02listed
drug-adverse-events
Adverse-event summary for a drug from the FDA FAERS database by name. Returns the top reported reactions, the serious and death-flagged fractions and a demographic breakdown as aggregate counts. Informational, not medical advice.
agentstools.dev-$0.02listed
drug-interactions
Drug-interactions label section for a drug by name, with an optional check of whether the label mentions a second drug. A label-text heuristic, informational, not medical advice.
agentstools.dev-$0.02listed
drug-label
Key FDA structured-product-label sections for a drug by name: boxed warning, indications, dosing, contraindications, warnings, drug interactions and pregnancy. Informational, not medical advice.
agentstools.dev-$0.015listed
endpoint-preflight
Preflight trust check of another x402 endpoint before an agent pays it. From the target resource URL: a composite trust score 0-100, a category (trusted / caution / untrusted / unknown), per-dimension flags, reasons and weighted signals. Scored from CDP x402 Bazaar discovery, an on-chain USDC payment-diversity sample, and a live 402 probe that the served payTo matches the listing. Trust indicators, not a guarantee.
agentstools.dev-$0.005listed
energy-petroleum
US petroleum prices and stocks from the EIA: retail gasoline and diesel by PADD region (weekly), WTI and Brent crude spot (daily), and weekly crude/gasoline/distillate inventories. Returns latest value, change vs prior period, short history, and a region-vs-US spread.
agentstools.dev-$0.01listed
enrich-domain
Enrich a domain / company / email into one aggregated profile from public sources: registration (RDAP/WHOIS age, registrar, expiry, nameservers), DNS (A/AAAA/MX/NS, SPF, DMARC), TLS certificate (issuer, validity, expiry), homepage metadata (title, description, Open Graph, JSON-LD Organization, social links, role contacts) and a tech-stack detection. Each block is null-on-failure (partial, never 500). Business/domain data only — no personal data of individuals.
agentstools.dev-$0.015listed
eu-verify
Official French company registry search via recherche-entreprises.api.gouv.fr (INSEE Sirene data, updated daily). Query: ?q=airbus or ?q=383474814 (name or SIREN), optional per_page (1-10), page, code_postal, activite_principale (NAF, e.g. 70.10Z), etat_administratif (A active / C ceased). Returns SIREN, legal form, NAF, HQ address, employee range, status and published finances per company. Personal data on directors is stripped (GDPR). 24h cache.
greeneris.io-$0.005listed
eu-verify
Live intra-EU VAT number validation via the European Commission VIES REST API (real-time query of the member state registry). Query: ?cc=IE&vat=6388047V (cc = member state code incl. EL/XI, vat = number without country prefix). Returns is_valid, the trader name and address as registered (when the member state publishes them) and request_date (compliance timestamp); 24h cache.
greeneris.io-$0.005listed
eu-verify
Legal entity reference data from the GLEIF LEI golden copy (updated daily, CC0). Direct lookup: ?lei=529900FCMZ4LKXFD0R69. Search: ?name=airbus&country=FR&limit=5. Each result: lei, legal_name, entity_status, registration_status (ISSUED/LAPSED), jurisdiction, legal_form_id, hq_city/country, next_renewal_date. 24h cache.
greeneris.io-$0.005listed
eu-verify
Monthly average interest rates the US Treasury pays on its outstanding securities, from the official FiscalData API (Average Interest Rates dataset, updated monthly). Query: ?security=Treasury Bills (exact security_desc, optional; e.g. Treasury Notes, Treasury Bonds) &since=2026-01-01 (optional record_date floor) &limit=12 (1-100, newest first). Returns record_date, security type/name and avg rate in percent. Cached 24h.
greeneris.io-$0.005listed
eu-verify
Official Swiss commercial register via Zefix (Federal Office of Justice). Search: ?q=swisscom (company name, 3+ chars) returns matches with UID, legal form and status. Profile: ?uid=CHE-105.909.036 (or ?chid=CH-...) returns the full record: legal form, status, canton, registered seat, purpose, capital and the official Zefix/cantonal excerpt links. Optional canton, active_only, limit (1-20). Sole-proprietor home addresses withheld (GDPR). 24h cache.
greeneris.io-$0.005listed
eu-verify
Latest European Central Bank reference exchange rates, normalized JSON. Query: ?base=EUR&symbols=USD,GBP,JPY (symbols optional -> all). Rates update once per working day; served with a 1h cache.
greeneris.io-$0.001listed
fraud-fusion-score
Fusion anti-abuse risk score for an email and/or IP in one call. Combines domain-level email intelligence (MX, SPF, DMARC, disposable, free, role) with IP reputation into a deterministic 0-100 score with per-dimension reasons. Works with either input alone.
agentstools.dev-$0.01listed
gate402
Fetch any public URL, render client-side JS, strip nav/ads, return clean LLM-ready Markdown.
gate402.app-$0.002listed
gate402
Anti-bot fetch for Cloudflare / JS-heavy protected pages: routed through rotating residential proxies with automatic JS rendering and CAPTCHA solving, returned as clean LLM-ready Markdown. Best-effort on the hardest targets.
gate402.app-$0.05listed
geocode
Forward-geocode a street address or place name (WORLDWIDE) to coordinates + parsed address components via OpenStreetMap Nominatim (public, keyless).
agentstools.dev-$0.002listed
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