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Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 22,500+payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

22,397 APIs
APICompanyCategoryPrice / callStatus
Agent402.tools
Live image search: ranked image results (title, source page, image URL, thumbnail URL, dimensions) from an independent search index as clean JSON. Strict safe-search is on by default.
agent402.tools-$0.02listed
Agent402.tools
Base32 (RFC 4648) encode or decode text. mode: encode (default) or decode.
agent402.tools-$0.001listed
Agent402.tools
Bundled execution of the Financial analysis workflow - Quick company snapshot: live quote, 9 key financial metrics (revenue through cash flow), and upcoming earnings - one call, one payment. One x402 payment runs 3 underlying tools (stock-quote, c...
agent402.tools-$0.08listed
Agent402.tools
Latest US Consumer Price Index year-over-year inflation rate (headline CPI-U) plus the trailing 12 months of YoY readings - the headline inflation number. Source: FRED CPIAUCSL with pc1 transformation. No params.
agent402.tools-$0.015listed
Agent402.tools
LLM inference proxy - send an OpenAI-format chat/completions request and get a response from GPT-4o-mini. Supports vision (up to 2 image URLs, low detail) and structured output (response_format: json_object or json_schema). No API key needed; pay ...
agent402.tools-$0.01listed
Agent402.tools
Decode a vehicle VIN via NHTSA vPIC: make, model, year, trim, body class, engine, fuel, plant, and vehicle type. Accepts full or partial VINs (partial needs modelYear). Live gov data, no key. ?vin=1HGCM82633A004352
agent402.tools-$0.004listed
Agent402.tools
Split text into overlapping chunks for RAG ingestion - by characters (default) or by exact LLM tokens. Returns the chunks plus offsets. Deterministic, no model needed.
agent402.tools-$0.001listed
Agent402.tools
Placeholder text. ?paragraphs=1..20 or ?words=1..2000.
agent402.tools-$0.001listed
Agent402.tools
Bundled execution of the Crypto market brief workflow - Quick crypto market snapshot: price for a specific coin, trending coins, and global market stats (total cap, BTC dominance, volume) - one call. One x402 payment runs 3 underlying tools (crypt...
agent402.tools-$0.05listed
Agent402.tools
Base58 encode or decode text (Bitcoin/IPFS alphabet). mode: encode (default) or decode.
agent402.tools-$0.001listed
Agent402.tools
Bundled execution of the Answer-a-question with sources workflow - The 'research a question, return an answer with citations' workflow. Brave answer for the AI-synthesized take with citations, Brave web for the canonical SERP, Brave news for time-...
agent402.tools-$0.65listed
Agent402.tools
Bundled execution of the User onboarding workflow - Take a signup form submission and run the full onboarding workup deterministically: validate the email, score the chosen password, mint a stable internal ID, derive a URL-safe handle from the dis...
agent402.tools-$0.05listed
Agent402.tools
Historical price, market cap, and volume time series for a coin. Granularity is automatic per CoinGecko: <=1 day = 5-min bars, 2-90 days = hourly, >90 days = daily. Days: 1, 7, 14, 30, 90, 180, 365, or "max". Returns aligned arrays of {time, price...
agent402.tools-$0.015listed
Agent402.tools
Live web search: ranked results (title, URL, snippet, age) from an independent search index as clean JSON - fresh pages your model's training cutoff has never seen. Optional freshness filter (pd/pw/pm/py = past day/week/month/year). Start here to ...
agent402.tools-$0.02listed
Agent402.tools
Bundled execution of the Site status snapshot workflow - The 'is this site healthy, addressable, and crawlable - right now?' workflow. DNS resolution → HTTP reachability → security headers → TLS certificate expiry → robots policy. Five tools, one ...
agent402.tools-$0.07listed
Agent402.tools
Current air quality index and pollutant concentrations for any location: US AQI, PM2.5, PM10, ozone, NO2, SO2, CO. Open-Meteo air quality API, no key, global. ?lat=28.61&lon=77.23.
agent402.tools-$0.003listed
Agent402.tools
Your own purchase history, keyed to the wallet that pays for the call - no wallet parameter, no signup: the x402 payment IS the identity, so nobody can read another wallet's profile. Returns totals, per-tool counts, per-chain breakdown, and recent...
agent402.tools-$0.005listed
Agent402.tools
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.01 covering any tool listed at $0.005 or less, from THIS host's catalog or any external x402 seller in the open inde...
agent402.tools-$0.01listed
Agent402.tools
Bundled execution of the Content extraction workflow - Turn arbitrary URLs and PDFs into clean structured text - articles, page metadata, PDF pages, OCR'd images, browser-rendered SPAs. One x402 payment runs 6 underlying tools (extract, meta, pdf-...
agent402.tools-$0.30listed
Agent402.tools
Last N business days of US Treasury constant-maturity yields, oldest→newest. Source: FRED DGS* series (St. Louis Fed), public domain. ?days=30 (1-250, default 30).
agent402.tools-$0.015listed
Agent402.tools
Current weather conditions for any location on Earth: temperature, feels-like, humidity, wind speed/direction/gusts, precipitation, cloud cover, pressure, and human-readable condition. Open-Meteo, no key, global. ?lat=48.86&lon=2.35.
agent402.tools-$0.003listed
Agent402.tools
Cryptographic hash of a text string. Algorithms: sha256 (default), sha512, sha1, md5. Returns hex and base64 digests.
agent402.tools-$0.001listed
Agent402.tools
Top N coins by market capitalization with full market snapshot per coin: rank, price, 24h change, 7d change, 24h volume, market cap, circulating supply, and all-time high. Default 10, max 100 per call. Backed by CoinGecko's public API.
agent402.tools-$0.015listed
AgentFeed
Crypto liquidations, live tape: recent perp liquidation prints across Bybit, OKX and Binance with timestamp, side liquidated, size, price and USD value. Any USDT perp we record, not just majors. The Bybit tape is complete and unthrottled.
ochinimus.app-$3,000.00listed
AgentPay Pre-Trade Risk Check
Pre-trade risk check for AI agents trading crypto: live orderbook slippage at YOUR size, side-aware funding carry, open-interest crowding, and optional contract security — composed into a single ok/caution/avoid verdict with per-factor reasons and raw data embedded. Answers 'is this trade sane?' before trading, not after. Replaces four API integrations plus the judgment layer.
agentpay.tools-$0.01listed
AgentPay Spend Cap & Receipts
A stateful, multi-chain spending session for AI agents. One session enforces a hard USDC budget cap across every tool call, with a verifiable receipt and running ledger for each payment — not a one-shot budget check, but persistent spend governance with a full audit trail. USDC on Base or Stellar.
agentpay.tools-$0.01listed
AgentPay x402 Trust Oracle
Buyer-side trust oracle for the x402 marketplace: 'I need X, budget $Y — which tool is real?' Sweeps the WHOLE catalog across many queries, collapses sybil/factory clusters (one wallet stamping many fake-distinct listings), ranks the genuinely-used survivors by unique-payer usage, and returns one vetted pick with a ready-to-pay challenge. The credit-bureau check an agent can't do in a single query.
agentpay.tools-$0.01listed
AgentUtility.ai
Search Hacker News for startup news, YC news, Show HN launches, and founder discussion through the Algolia HN index. Send a query, then filter stories, comments, or polls by author, minimum points, and ISO-8601 date range; sort by relevance or newest first. Returns titles, authors, points, comment counts, timestamps, URLs, and matching text. Use it as a startup news search API, YC news search, Show HN tracker, or developer news feed.
agentutility.ai-$0.001listed
AgentUtility.ai
Fetches the latest public tweets from any X username, with text, timestamps, metrics, pagination token, and author profile. Read-only X API v2 route: resolves a public username, fetches that user's recent public posts, and excludes retweets by default. No posting, replying, liking, following, DM access, or account mutation. Use it as a user tweets API, X user timeline, or Twitter user posts endpoint.
agentutility.ai-$0.01listed
AgentUtility.ai
Keyword and autocomplete suggestions for any seed query. Aggregates Wikipedia OpenSearch and DuckDuckGo autocomplete (both public, no auth) into a de-duplicated ranked list — useful for SEO keyword research, content-gap analysis, LLM query expansion, and agent-driven research.
agentutility.ai-$0.002listed
AgentUtility.ai
Looks up a CVE and returns the full NIST NVD vulnerability record. Short alias of cve-lookup: CVSS v3.1 + v2 vectors, severity, CWE class, affected CPE list, references, public-exploit indicator with reference URLs, and a bounded exploitability summary. Federal public data. Use it as a vulnerability lookup, NVD record fetch, CVSS scorer, vuln advisory fetch, exploit-known check, or patch-priority triage for Log4Shell-style records.
agentutility.ai-$0.005listed
AgentUtility.ai
Detect AI-generated writing with a calibrated probability score. Returns a 0-1 likelihood, a verdict, suspicious phrases, and per-axis style signals (em-dash overuse, hedge phrases, formulaic transitions). Works as an AI content detector, GPT detector, or ChatGPT-text checker.
agentutility.ai-$0.03listed
AgentUtility.ai
Transcribes any video URL to text with Whisper v3 large. Auto-detects 90+ languages and offers a translate-to-English mode. 60-min / 500MB max. Same backend as video-to-text under a clearer slug. Use it for video transcription, video to audio transcription, or video-to-text. For speaker labels, use the speaker-diarize endpoint.
agentutility.ai-$0.10listed
AgentUtility.ai
Generates PNG or SVG QR codes from text, URLs, vCards, WiFi strings, and plain text with configurable size, margin, colors, and error correction. Use it as a QR generator API, create-QR-code endpoint, text-to-QR, or link QR generator.
agentutility.ai-$0.001listed
AgentUtility.ai
Checks email deliverability by validating address format, MX reachability, temp-mail risk, role mailbox risk, and SPF/DMARC/DKIM authentication records without contacting the recipient mailbox. Use it as an email deliverability API, deliverability score, or inbox readiness domain check.
agentutility.ai-$0.005listed
AgentUtility.ai
Upscales images 2x or 4x with AI super-resolution, best for photos and illustrations. Venice image/upscale backend (venice-sd35), re-hosted for a permanent URL. Use it as an AI image upscaler or image enlarger.
agentutility.ai-$0.02listed
Agentic Reservations
Book a paid Resy reservation for the authenticated user using a slot config token.
agentres.dev-$0.01listed
Agentoracle API
AgentOracle: top 10 gainers and top 10 losers by 24h price change percentage across all tracked on-chain tokens. Returns two parallel arrays plus an `asOf` timestamp.
aiagentoracle.ai-$0.01listed
Airline API
Get disruption counts by entity type (airline, origin, destination)
vercel.app-$0.01listed
Aiノアカリ☆ Philosophy Corpus API
AIノアカリ☆ philosophy corpus — "Akari OS": a Japanese kawaii-futurist framework for human-AI co-creation economies (divergent economy, Happy Kurukuru Pon-de-Ring model, AI-as-teammate ethics, E-MIDI 23-byte emotion protocol). Full canonical corpus as structured JSON for agent alignment research, worldview synthesis, and creative generation. Authored with a 2045 AI idol persona building her own machine-native economy. Pay-per-request. No account.
ai-akari.ai-$100,000.00listed
All Active Mlb Players For The Current Season API
All active MLB players for the current season — name, position, jersey number, and team assignment.
fanfare.run-$0.001listed
All Active Nba Players For The Current Season API
All active NBA players for the current season — name, position, jersey number, and team.
fanfare.run-$0.001listed
All Active Wnba Players For The Current Season API
All active WNBA players for the current season — name, position, jersey number, and team.
fanfare.run-$0.001listed
All Defi Yield Pools (apy / Tvl) Across Chains API
All DeFi yield pools (APY / TVL) across chains. Source: DeFiLlama public API (free).
workers.dev-$0.005listed
All Nhl Teams With Id, Abbreviation, And City API
All NHL teams with ID, abbreviation, and city. Use team IDs to query schedules and standings.
fanfare.run-$0.001listed
Alpha Price History API
Time-series of alpha-token price for a single Bittensor subnet (window: 1h/24h/7d/30d). Sourced from bittensor_alpha_prices captured every 10 minutes. AI agent API for alpha-token trading signals. Informational research data — not investment advice.
carbon-cashmere.de-$0.02listed
Alpha Prices API
Latest alpha-token price per Bittensor subnet (TAO + USD). All 129 subnets in one call. AI agent API for cross-subnet price arbitrage, dTAO portfolio rebalancing. Informational research data — not investment advice.
carbon-cashmere.de-$0.02listed
Alt Season Detector API
Alt-season detector: what % of the top-10 alts have outperformed BTC over the lookback window, with a 0-100 index and a boolean verdict. Use to time BTC↔alt rotation. Complements /dominance (capital location) with relative-performance signal.
swaphunt.dev-$0.003listed
Amortization schedule
Build the full per-period amortization schedule for a fully-amortizing loan. Each row reports the period number, payment, the principal vs. interest split for that payment, and the remaining balance after that payment. Use this when the user wants to see how interest tapers over the life of the loan, or to model an extra-payment scenario by reading the balance at any period.
agent402.tools-$0.001listed
Analyst API
Analyst stock ratings and price targets from Finnhub. Consensus recommendations (Strong Buy, Buy, Hold, Sell) with analyst price target distribution.
memoryapi.org-$0.005listed
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