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Service Protocol Price Category Health Latency Source
NFT collection anomaly scan: scores recent transfer activity of one NFT contract... https://anomaly.forgemesh.io/api/nft-scan x402 $0.03 crypto/nft healthy 412ms bazaar
NFT holdings for a wallet in one Base ERC721 collection, owned token IDs via ERC... https://x402.agentindex.world/base/erc721-tokens x402 $0.0080 crypto/nft healthy 195ms bazaar
NFT market statistics: volume, floor and holder counts by collection. https://eltociear-tokenguard.hf.space/nft_stats x402 $0.02 crypto/nft healthy 340ms bazaar
NFT metadata URI for an ERC721 token on Base mainnet via tokenURI - the on-chain... https://x402.agentindex.world/base/nft-metadata x402 $0.0080 crypto/nft healthy 176ms bazaar
NFT metadata for ERC-721 and ERC-1155 tokens on Base, Polygon, Arbitrum, Optimis... https://multichain-rpc.clankerceo.workers.dev/nft x402 $0.0040 crypto/nft healthy 372ms bazaar
NFT metadata for ERC-721 and ERC-1155 tokens on Base, Polygon, Arbitrum, Optimis... https://multichain-rpc.clankerceo.workers.dev/nft-metadata x402 $0.0040 crypto/nft healthy 393ms bazaar
NFT metadata for ERC721 or ERC1155 tokens via eth_call, with IPFS, Arweave, data... https://api.onesource.io/api/chain/nft-metadata x402 $0.0080 crypto/nft healthy 613ms bazaar
NFT metadata: token name, symbol, tokenURI and collection info for an ERC721 https://qdmbzzwftor2rgmxupyyasguhy.srv.us/nft-metadata-402 x402 $0.0006 data/crypto healthy 2085ms self-registered
NFT metadata: token name, symbol, tokenURI and collection info for an ERC721 https://llmrt-companion.manhliemcn4euwlu.workers.dev/nft-metadata-402 x402 $0.0006 data/crypto healthy 2017ms self-registered
NFT metadata: token name, symbol, tokenURI and collection info for an ERC721 https://even-institute-regional-replied.trycloudflare.com/nft-metadata-402 x402 $0.0007 data/crypto healthy — self-registered
NFT metadata: token name, symbol, tokenURI and collection info for an ERC721 https://deviation-lanka-customers-sol.trycloudflare.com/nft-metadata-402 x402 $0.0006 data/crypto healthy — self-registered
NFT metadata: token name, symbol, tokenURI and collection info for an ERC721 https://care-opening-buses-spaces.trycloudflare.com/nft-metadata-402 x402 $0.0006 data/crypto healthy — self-registered
NFT owner lookup: who owns this nft, erc721 owner and token metadata for a contract and token id https://qdmbzzwftor2rgmxupyyasguhy.srv.us/nft-owner-402 x402 $0.0006 data/crypto healthy 2017ms self-registered
NFT owner lookup: who owns this nft, erc721 owner and token metadata for a contract and token id https://llmrt-companion.manhliemcn4euwlu.workers.dev/nft-owner-402 x402 $0.0006 data/crypto healthy 2090ms self-registered
NFT owner lookup: who owns this nft, erc721 owner and token metadata for a contract and token id https://even-institute-regional-replied.trycloudflare.com/nft-owner-402 x402 $0.0007 data/crypto healthy — self-registered
NFT owner lookup: who owns this nft, erc721 owner and token metadata for a contract and token id https://deviation-lanka-customers-sol.trycloudflare.com/nft-owner-402 x402 $0.0006 data/crypto healthy — self-registered
NFT owner lookup: who owns this nft, erc721 owner and token metadata for a contract and token id https://care-opening-buses-spaces.trycloudflare.com/nft-owner-402 x402 $0.0006 data/crypto healthy — self-registered
NFTs owned by a wallet on a chain (Alchemy NFT API). x402-paid, USDC on Base. https://api.cortexcloud.org/v1/data/nft-ownership x402 $0.0040 crypto/nft healthy 1074ms bazaar
NHC active tropical storms JSON (keyless). POST {} or {basin?}. Unpaid empty → 4... https://x402-v2-mint-nhc-current.vercel.app/v1/nhc-current x402 $0.02 real-time-data/weather healthy 513ms bazaar
NIH RePORTER funded research projects matching a text search (NIH RePORTER API v... https://api.healthtravel-api.workers.dev/api/health/nih-reporter-grants x402 $0.0020 tools/search healthy 457ms bazaar
NIH RePORTER v2 project search (keyless). POST {term} and/or {fiscal_years?,offs... https://x402-v2-mint-nih-reporter-lookup.vercel.app/v1/nih-reporter-lookup x402 $0.02 tools/search healthy 619ms bazaar
NIH funding trend — how many projects and how many dollars NIH put into a topic ... https://biomedical-grants.use.x402atlas.com/trend x402 $0.03 tools/search healthy 385ms bazaar
NIH-funded project search — find grants by words in the title, abstract or resea... https://biomedical-grants.use.x402atlas.com/search x402 $0.01 tools/search healthy 420ms bazaar
NIP-98 Nostr Auth Verifier: Verify a NIP-98 Nostr HTTP auth event. Returns the s... https://x402.freeq.one/tools/wallet_verify_nostr x402 $0.0020 crypto/wallet healthy 314ms bazaar
NLR (formerly NREL) PVWatts v8 estimate for a grid-connected PV system at a lati... https://api.tradeenergy-api.workers.dev/api/energy/pvwatts-solar-simulator x402 $0.0020 real-time-data/weather healthy 241ms bazaar
NOAA HRRR 3km weather forecast at any CONUS coordinate. Returns temperature, dew... https://datapulse.waltsoft.net/v1/forecast x402 $0.50 real-time-data/weather healthy 677ms bazaar
NOAA SWPC space-weather alerts / X-ray flares (keyless). POST {product} alerts|x... https://x402-v2-mint-swpc-space-weather.vercel.app/v1/swpc-space-weather x402 $0.02 real-time-data/weather healthy 577ms bazaar
NOVA B2B Contact Extract (POST) https://nova-demand-worker.vercel.app/x402/contact-extract x402 $0.0050 business-data healthy — self-registered
NOVA Company Intelligence https://nova-demand-worker.vercel.app/x402/company-intelligence x402 $0.25 business healthy 353ms self-registered
NOVA Contact Batch (up to 100 websites) https://nova-demand-worker.vercel.app/x402/contact-batch x402 $0.50 business-data healthy 271ms self-registered
NOVA Contact Extract (GET) https://nova-demand-worker.vercel.app/x402/extract?url=https%3A%2F%2Fexample.com x402 $0.0050 business-data healthy 416ms self-registered
NOVA Market Competitor Brief (POST) https://nova-demand-worker.vercel.app/x402/market-competitor-brief x402 $0.25 business-data healthy 358ms self-registered
NOVA Web Research https://nova-demand-worker.vercel.app/x402/web-research x402 $0.05 research healthy 286ms self-registered
NOVA Web Research — via FiatDock Marketplace https://fiatdock.com/s/svc_48daf4e0-7f68-4c97-8bf9-41af249ae376 x402 $0.05 web healthy — self-registered
NOVA Webpage to Structured JSON https://nova-demand-worker.vercel.app/x402/url-to-json x402 $0.01 data healthy 215ms self-registered
NSW Complying Development Certificates: Search NSW complying development certifi... https://agent-data-platform.langtools.workers.dev/v1/nsw-cdc/applications x402 $0.01 tools/search healthy 1137ms self-registered
NVD (National Vulnerability Database) CVE record by id, or search by keyword in ... https://api.maxwellinternational.ai/v1/nvd/cve x402 $0.0050 tools/search healthy 484ms self-registered
NWS active weather alerts (keyless). POST {area} and/or {point}/{zone}. Empty fe... https://x402-v2-mint-nws-alerts-lookup.vercel.app/v1/nws-alerts-lookup x402 $0.02 real-time-data/weather healthy 685ms bazaar
NWS daily/period forecast (about 7 days, day and night periods) for a US point o... https://api.maxwellinternational.ai/v1/weather/forecast x402 $0.0050 real-time-data/weather healthy 336ms self-registered
NWS hourly forecast (about 7 days) for a US point or grid. From the NWS (US and ... https://api.maxwellinternational.ai/v1/weather/forecast-hourly x402 $0.0050 real-time-data/weather healthy 446ms self-registered
NWS point metadata for a US lat/lon: forecast office, grid x/y, time zone, count... https://api.maxwellinternational.ai/v1/weather/point x402 $0.0050 real-time-data/weather healthy 411ms self-registered
NWS quantitative gridded forecast for a US point: time series for temperature, d... https://api.maxwellinternational.ai/v1/weather/gridpoint x402 $0.0050 real-time-data/weather healthy 392ms self-registered
NYC Department of Consumer and Worker Protection license list: searches by busin... https://api.companyrecords-api.workers.dev/api/b2b/nyc-business-licenses x402 $0.0020 tools/search healthy 579ms bazaar
NYC Small Business Services certified business list (NYC Open Data): searches ve... https://api.companyrecords-api.workers.dev/api/b2b/nyc-certified-business x402 $0.0020 tools/search healthy 398ms bazaar
NYSE-listed symbols from the public Nasdaq Trader symbol directory (otherlisted ... https://api.companyrecords-api.workers.dev/api/b2b/nyse-listings-directory x402 $0.0020 tools/search healthy 351ms bazaar
Name search, European registers. Local copies, all searched without pays: Belgiu... https://api.sirenic.eu/v1/eu/recherche x402 $0.0030 tools/search healthy 412ms bazaar
Name your token workload and get every current LLM ranked by estimated USD cost ... https://datastand.dev/api/llm/route x402 $0.05 crypto/prices healthy 244ms bazaar
NameDrop by DevX — Basename agent bootstrap https://namedrop.madebydevx.com/v1/info x402 $0.0020 web3 healthy — self-registered
Named Failure Injection https://www.cloudworldmodel.ai/api/simulations/%7Bid%7D/failures x402 $0.0010 simulation/chaos healthy 310ms self-registered
Nansen: Get Jupiter DCA (Dollar Cost Average) orders data. https://api.nansen.ai/api/v1/tgm/jup-dca x402 $0.01 crypto/data healthy 454ms bazaar,sponge