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

11,224 APIs
APICompanyCategoryPrice / callStatus
ClaudeLines
Buy and download a paid status line. The publisher sets the price and receives the payment directly with no platform fee. Returns the script, integrity hash, and install instructions. Review the script before installing.
claudelines.com-$0.05listed
CodePulse Agentic API
Checks domain certificate logs on CertSpotter for SSL expiry dates and issuers.
workers.dev-$0.01listed
Coil Movers, Scored
Today's biggest movers, scored — the top gainers and losers across the S&P 500, Nasdaq-100 and macro book, each with the day's % change AND the Coil read: opportunity 0-100 + percentile, entry state (READY / WAIT / CHASE / FALLING), hold strength and overnight gap-risk score — so an agent can tell which moves are chaseable structure and which are falling knives. Refreshed ~5 min in market hours, timestamped. Research, not advice.
coil.trade-$0.005listed
CoinGecko is a comprehensive cryptocurrency data aggregator that provides users with real-time information on over 17,000 crypto assets across more than 1,000 exchanges, enabling informed trading and
CoinGecko is a comprehensive cryptocurrency data aggregator that provides users with real-time information on over 17,000 crypto assets across more than 1,000 exchanges, enabling informed trading and investment decisions. It offers a variety of tools, including price tracking, portfolio management, and educational resources, making it an essential platform for both novice and experienced crypto enthusiasts. | Powered by Questflow
questflow.aiblockchain$0.10listed
Coingecko provides abilities to obtain price feeds, market data, metadata, and historical data of crypto assets, NFTs, and exchanges. | Powered by Questflow
Coingecko provides abilities to obtain price feeds, market data, metadata, and historical data of crypto assets, NFTs, and exchanges. | Powered by Questflow
dctx.linkblockchain$0.10listed
Coins API
CoinStats list of all cryptocurrencies with live market data — price, volume, market cap, rank, % changes
coinstats.app-$0.001listed
Coinstats Current Fear & Greed Index API
CoinStats current Fear & Greed Index — sentiment score from Extreme Fear (0) to Extreme Greed (100)
coinstats.app-$0.001listed
Coinstats Global Cryptocurrency Market Data API
CoinStats global cryptocurrency market data — total market cap, 24h volume, BTC dominance, % changes
coinstats.app-$0.001listed
Coinstats Latest Crypto News Feed API
CoinStats latest crypto news feed — articles on Bitcoin, Ethereum, DeFi, NFTs, regulation
coinstats.app-$0.001listed
Coinstats Shared Portfolio Holdings API
CoinStats shared portfolio holdings — all coins with current value, PnL, performance metrics. Requires sharetoken header
coinstats.app-$0.001listed
Coinstats Shared Portfolio Total Value And Pnl API
CoinStats shared portfolio total value and PnL — total value, DeFi value, unrealized + realized profit/loss. Requires sharetoken header
coinstats.app-$0.001listed
Coinstats Ticker Market Data API
CoinStats ticker market data — live prices across exchanges for a trading pair
coinstats.app-$0.001listed
Cti Artifact Export From A Telesint Record API
CTI artifact export from a TeleSint record. Required: id (record UUID), format (sigma|stix|report). Returns Sigma rule, STIX 2.1 bundle, or structured analyst report built from real enriched intel.
onrender.com-$0.05listed
Currencies API
CoinStats live currency exchange rates for supported fiat pairs
coinstats.app-$0.001listed
Cut token spend with smart caching.
Cut token spend with smart caching.
vercel.appai$0.003listed
DNS Lookup API
DNS Lookup API. Resolve domain DNS records and receive structured JSON with A, AAAA, MX, NS, TXT, CAA, and SOA records. Useful for agents, developers, domain diagnostics, email setup checks, DNS troubleshooting, and infrastructure investigation. Paid per call via x402.
ipintel.ai-$0.001listed
DeepSeek
DeepSeek AI inference — pay in USDC/EURC on Base or USDC on Arbitrum
x402.press-$0.0025listed
ENS Resolve API
ENS resolve - turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live Ethereum RPC
onesource.io-$0.005listed
Estimate Gas API
Estimate the gas a transaction will consume via eth_estimateGas before signing it
onesource.io-$0.004listed
Ethereum Chain Id (eip 155) Via ETH Chainid API
Ethereum chain ID (EIP-155) via eth_chainId - confirm which chain a network is on
onesource.io-$0.001listed
Evm Network Info API
EVM network info - chain ID, block height, gas price, chain head age, and chain characteristics in one batched RPC call (eth_chainId + eth_blockNumber + eth_gasPrice + latest block header)
onesource.io-$0.001listed
Exchanges API
CoinStats list of supported cryptocurrency exchanges with metadata
coinstats.app-$0.001listed
Fees
Fees — an agent-callable fees service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.001 USD per call.
klymax402.com-$0.001listed
Fiats API
CoinStats list of supported fiat currencies (USD, EUR, GBP, JPY, etc.) with conversion metadata
coinstats.app-$0.001listed
Filings Fund Holdings
Filings Fund Holdings — an agent-callable filings fund holdings service, payable over x402 (USDC on Base). Provided via filingspulse.theaslangroupllc.com. Priced around 0.25 USD per call.
theaslangroupllc.com-$0.25listed
FilingsPulse
SEC filing search / full-text EDGAR search with AI synthesis — find exactly what companies disclosed on any topic, risk, or keyword across 10-K, 10-Q, 8-K, S-1, and 13F filings, with cited extracts. Filter by form type and date, for research and investing agents.
theaslangroupllc.com-$0.08listed
FootballPulse
League intelligence — standings, scorers, over/under and BTTS rates, home/away splits and betting angles for any major league. For football betting and fantasy agents.
theaslangroupllc.com-$0.10listed
Forecast API
Kronos by ForgeMesh calibrated crypto price forecast for BTC, ETH, SOL, XRP, and ADA. Returns its forecast horizon, current price, conformal 80% price range, point return, and upside probability for risk-aware autonomous agent planning. Updates hourly; paid in USDC on Base via x402.
coinopai.com-$0.05listed
Funding Source Graph For A Token API
Funding-source graph for a token: nodes are wallets, edges are first-funding relationships, labeled with exchange attributions where known.
deepnets.ai-$10,000.00listed
Generate ETHMumbai Avatar
Generate ETHMumbai Avatar
vercel.appai$0.20listed
Get detailed information for a specific Kalshi event by ticker symbol
Get detailed information for a specific Kalshi event by ticker symbol
vercel.app-$0.01listed
Get detailed information for a specific Polymarket event by ID or slug
Get detailed information for a specific Polymarket event by ID or slug
vercel.appai$0.01listed
GlowPulse
Skincare ingredient checker — what is [INCI ingredient] and is it safe? Function, EU CosIng status, CIR/PubChem safety verdict, comedogenicity rating with concentration caveat, and pregnancy-safety flag, grounded in EU CosIng, CIR, and dermatology literature.
theaslangroupllc.com-$0.05listed
GridPulse
Appliance electricity running-cost calculator — exact running cost at local electricity rates with an efficiency upgrade comparison. For homeowner and energy agents.
theaslangroupllc.com-$0.05listed
Groundcheck
Claim extraction for agent verification loops: split text into independently checkable atomic factual claims via auditable rule-based decomposition (no LLM guessing), with a signed receipt bound to the input hash. The cheap first step of the loop — extract here, then ground what matters via /verify or /check.
seiche.info-$0.005listed
Ioc Enrichment With Ics Campaign Context API
IOC enrichment with ICS campaign context. Pass ?value=1.2.3.4&type=ip or type=domain. Queries AlienVault OTX, AbuseIPDB, and DeepSeek CTI for OT campaign association. Returns verdict on whether the IOC is linked to ICS-targeting campaigns.
onrender.com-$0.01listed
JMT Search Answer
Search-grounded answer with source URLs, synthesized by a local LLM with no cloud token dependency.
workers.dev-$0.01listed
JSON Schema Validator API
JSON Schema Validator API. Validate JSON data against a JSON Schema and receive structured valid/invalid results with detailed validation errors. Supports common JSON Schema features including type, required, properties, additionalProperties, enum, const, items, string lengths, patterns, and numeric bounds. Useful for agents, developers, API testing, structured output validation, schema checks, and automation workflows. Paid per call via x402.
ipintel.ai-$0.001listed
Japanese Business Day Calculator API
Japanese business-day calculator: check if a date is a business day, add N business days to a date, or count business days in a range. Accounts for weekends and Japanese national holidays; optional Saturday and year-end/new-year rules.
workers.dev-$0.002listed
Kronos Crypto Data & Forecasts
Gamma Exposure (GEX) and max-pain options tool for BTC and ETH from the Deribit public API. Returns an aggregate GEX strike ladder (dealer-convention net gamma per strike), gamma flip level (zero-cumulative-GEX strike), spot regime above or below flip, max-pain strikes for upcoming weekly and monthly expiries, an expected-move cone (ATM-IV-derived 1-sigma, front expiry), and a heuristic pin-risk score. 15-minute in-memory cache. $0.04 USDC via x402.
kronossignals.com-$0.04listed
Laso Finance
Order a gift card from the catalog. Browse available cards at GET /search-gift-cards.
laso.finance-$5.24listed
Lint API
Paid agent card and well-known validator route for autonomous agents. Returns JSON with provenance, route-specific evidence, and machine-readable fields. Price 0.03 USDC on Base via x402. Demo/preview: https://agent-card-validator-mcp.mtree.workers.dev/demo/lint. Contact: https://agent-card-validator-mcp.mtree.workers.dev/contact.
workers.dev-$0.03listed
Lithium Research Vault API
Lithium Research Vault - full structured JSON for any lithium / battery-metals producer or DFS-stage developer, by company or mine: production, AISC, reserves, ownership, royalties, offtakes, financials, DFS economics (NPV/IRR/capex), market cap & lithium spot. From SEC/ASX/TSX/cninfo filings, USD-normalized, every figure cited. 66 mines, 44 operators. Greenbushes, Pilgangoora, Wodgina, Cinovec; tickers SGML, ALB, PILBF, EMH, GL1, PMETF. /vault/summary $0.02; /vault/comparables $0.20.
fly.dev-$0.05listed
Live YouTube scraping
Live YouTube scraping
influship.com-$0.06listed
Look Up Any Ethereum Address API
Look up any Ethereum address — returns entity labels, name tags, and categories from 412K+ labeled addresses. AI agent API for on-chain identity resolution
hugen.tokyo-$0.01listed
MarketPulse
Will this business show up in the Google local pack? Local SEO punch list covering Google Business Profile optimization, review-generation strategy, citation-building priorities and a six-month ranking roadmap for a given business type and location. For local-search and local-marketing agents.
theaslangroupllc.com-$0.08listed
Mediaupload API
Uploads an image to Twitter/X for the authenticated user and returns a media_id to attach to a tweet. Send the file as multipart/form-data field "file" (e.g. -F "file=@photo.jpeg"); pass auth_token and ct0 as query params. Returns media_id, media_id_string, media_key, size, expires_after_secs, and image metadata.
twit.sh-$0.006listed
Morse code encoder/decoder / international Morse / dot-dash / amateur radio / SOS / signal encoding / accessibility / fun text conversion.
Morse code encoder/decoder / international Morse / dot-dash / amateur radio / SOS / signal encoding / accessibility / fun text conversion.
x402node.dev-$0.0022listed
NFT Metadata API
NFT metadata, traits, and image URI for any ERC721 or ERC1155 token - fetched via eth_call with IPFS resolution (OneSource live Ethereum RPC)
onesource.io-$0.008listed
NFT Owner API
Look up the current owner of an ERC721 NFT by token_id via ownerOf (eth_call)
onesource.io-$0.003listed
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