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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
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- Paid calls · 30 days
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4,150 results- HHALOWERK MedienImages, audio & video
Takes an audio or video file by URL or inline base64 and returns the transcript: the full text, every word with start and end time and its own confidence, the utterances and paragraphs the recogniser separated, and the detected language with its confidence where no language was specified.
Basemedien.halowerk.comfrom $0.001122 endpoints - EEdge Agents AICrypto & DeFi
Latest available Türkiye central government debt plus a comparable annual history from the World Bank World Development Indicators API, with source, lag and revision caveats. Purpose: Give an autonomous agent a normalized, directly sourced Türkiye central government debt series without forcing it to understand World Bank indicator codes or response shapes. 24-hour freshness target; missing evidenc
BasexrplSolana+2pay.edge-agents.aifrom $0.0184 endpoints - Aagentpaystore.comCrypto & DeFi
Live data feeds in one call: crypto prices, DeFi TVL, gas, equities, forex, earnings, RSI momentum, DEX signals and wallet risk.
BaseSolanaagentpaystore.comfrom $0.00117 endpoints - Mmcp-x402.onrender.comAI & agents
Paid (x402, USDC on Base). Map a model's raw probability to an empirically calibrated one using resolved outcomes on the ledger. Refuses wit
Basemcp-x402.onrender.comfrom $0.001120 endpoints - SScrapling x402 Data StoreCrypto & DeFi
Current price of BTC, ETH and about 155 other major coins, read from Chainlink on-chain price feeds: USD price, 1h/24h/7d/30d % change and 24h high/low. Market cap, volume, supply and all-time high are not included. Example: q=btc, q=ethereum, q=solana. Refreshed about every 30 min
BasePolygonArbitrum+1scraplingdata.xyzfrom $0.00156 endpoints
PreReasonCrypto & DeFiWhat changed since your last read: one page of PreReason's change events after a cursor. A briefing's state label, a tracked release, and, for the companies you name (?companies=, at most 200), newer figures, a situation turning on or filed news (?kinds= narrows it). Each event says what changed, when it happened, when PreReason knew it and where to fetch it, never a value. With no cursor it answe
BaseSolanaapi.prereason.comfrom $0.0139 endpoints
scry.solanahub.deCrypto & DeFiSolana priority fee estimates via x402: micro-lamports per compute unit for global, Jupiter, Raydium or custom account keys. Lookback 1-150 slots (default 50), 20-second cache. Network fee evidence, not a wallet check; no transaction inclusion guarantee.
SolanaBasescry.solanahub.defrom $0.0057 endpoints- Cchainverdict.xyzCrypto & DeFi
Latest Base block: number, timestamp and hash. The cheapest call on the service — useful as a liveness and connectivity check.
Basechainverdict.xyzfrom $0.00122 endpoints - Xx402.pokt-agent.comMarkets & finance
Fact-check numbers in Korean finance text: every checkable number (rates, KTB yields, FX, listed-company revenue and profit, % vs %p, 조/억/만 units) marked MATCH or MISMATCH against the official value with date and source (ECOS, KEXIM, DART). Numbers with no source stay unverified.
Basex402.pokt-agent.comfrom $0.00532 endpoints - Sskim402.comAI & agents
Skim: clean reader — URL to agent-ready markdown + metadata, ~4x smaller than raw HTML
Baseskim402.comfrom $0.00210 endpoints - Aapi.signalfuse.coSearch & web
Web search via Brave Search API
Baseapi.signalfuse.cofrom $0.00132 endpoints
x402 Weather APICrypto & DeFiLive current weather conditions for any city, sourced from Open-Meteo
BasePolygonArbitrum+1x402tap.comfrom $0.00116 endpoints- LLinked PandaSocial & people
Verified work-email lookup for a LinkedIn profile
Baseapi.linkedpanda.comfrom $0.019 endpoints - HHALOWERK Agent ToolsImages, audio & video
Syntax, Domain, MX-Einträge, Wegwerf-Anbieter, Rollenkonto, Freemailer, Tippfehler-Vorschlag und Zustellwahrscheinlichkeit. Optional SMTP-Handshake für Postfachprüfung.
Basetools.halowerk.comfrom $0.00135 endpoints
Agent WeatherAI & agentsOne combined reading for agent loops: AI provider health from public status pages, x402 facilitator reachability on the XRP Ledger and recent changes in our record. Returns storm (boolean), level, one reason, asOf and sources with timestamps. Additive measured fields: observed_payment_success (15m/…
Basexrplapi.agentweather.iofrom $0.00123 endpoints- LLocus x402 ServicesOther services
Locus public pay-per-use API
Baseelevenlabs.x402.paywithlocus.comfrom $0.00371 endpoint - Xx402 Listing Quality TeaserCrypto & DeFi
Top 3 x402 resources by heuristic calls-vs-unique-payers pattern score from the CDP Bazaar and PayAI catalogs, with host, resource, unique_payers, calls and wash_risk (a heuristic score, not a finding about any seller). No input. Full scored list: /v1/listing-quality ($0.01).
Basex402-niche-briefs.fly.devfrom $0.01148 endpoints - NNanoParseSearch & web
Fetch a web page and return clean Markdown with Litmus intelligence. Requires payment of $0.005 USDC per page.
Basenanoparse.appfrom $0.0051 endpoint - MMekler AIMarkets & finance
Check one email address or domain. Report common address syntax, MX or null MX and A/AAAA fallback, SPF, exact-domain DMARC and optional caller-supplied DKIM selector records, and a small known disposable-domain list. DNS failures remain unknown. Does not verify a mailbox or predict delivery.
SolanaBaseapi.mekler.aifrom $0.002840 endpoints
AgentUtility.aiImages, audio & videoSearch 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, Sho
BaseSolanax402.agentutility.aifrom $0.00137 endpoints- AAI Open ModelsImages, audio & video
OpenAI-compatible LLM inference and chat completions across seven open-weight reasoning, coding, and vision models. Choose Kimi K3, Qwen3.6, Qwen3.8, GLM-5.2, GLM-5.3, GLM-5.3-Flash, or DeepSeek V4.1 Flash. Use them to generate text or JSON, analyze images, and call client-provided tools. Supports up to 4 images and selectable reasoning controls. Pricing is quoted dynamically from the prompt and m
Baseapi.ai-open-models.comfrom $0.00211 endpoints
Messy VirgoCrypto & DeFiCrypto news that moves markets, already triaged: each six-hour window Messy Virgo dedupes the headlines, keeps the items that matter, scores their market impact and adds a news score, verdict and summary. Feed current events into market analysis or a trading agent without scraping feeds. Refreshed four times a day.
Baseapi.messyvirgo.comfrom $0.017 endpoints- Ssignal-engine-production-d88d.up.railway.appOther services
Individual arena strategy signal
Basesignal-engine-production-d88d.up.railway.appfrom $0.00113 endpoints - Aagenttoll.devSearch & web
Search USPTO trademark database. Returns mark, owner, filing date, status, registration number, goods/services classes.
BaseSolanaagenttoll.devfrom $0.026 endpoints
Horizon PulseImages, audio & videoCrypto market data: a current USD price snapshot for BTC, ETH and SOL, or one coin via symbol= (bad symbol: 400), for quick market context. JSON per asset: priceUsd, change24hPct, momentum; plus overall momentum, sentiment, direction, avgChange24hPct, asOf. Prices from Coinbase Exchange, CoinGecko fallback (source field). Labels are fixed rules on 24h change, not a forecast and not financial advic
BaseSolanaxrpl+1horizonpulse.devfrom $0.00236 endpoints- Ffanfare.runOther services
All 30 NBA teams with ID, city, abbreviation, conference, and division. Use team IDs to query schedules and standings.
Basefanfare.runfrom $0.00124 endpoints - Ddefi.hugen.tokyoCrypto & DeFi
List all blockchain networks supported by this API's security scanning — Ethereum, BSC, Polygon, Arbitrum, Base, Optimism, Avalanche, Fantom, Solana, and 20+ chains with chain IDs and names. Accepts USDC payments on Base and Solana
BaseSolanadefi.hugen.tokyofrom $0.0111 endpoints
Otto AICrypto & DeFiImportance-ranked crypto headlines with per-article source links and publish times, plus a sentiment-scored market brief. Regenerated hourly; meta carries the snapshot's age and a fresh/stale verdict.
BaseSolanaEVM chain 5042+2api.aidress.aifrom $0.00114 endpoints- Aapi.reloadpi.comOther services
Reloadpi — List available regions for mobile top-up services
Baseapi.reloadpi.comfrom $0.00112 endpoints - PPulseScannerCrypto & DeFi
Validators grouped by withdrawal address, or blocks grouped by the graffiti they carried. PulseChain (chain id 369). $0.003 USDC per call.
Basex402.pulsescanner.iofrom $0.00346 endpoints
Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.