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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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Images, audio & video
33 results- Xx402engine.appImages, audio & video
x402engine — Premium text-to-speech with ElevenLabs — ultra-realistic voices, multilingual support, custom voice IDs
BaseEVM chain 4326Solanax402engine.appfrom $0.001104 endpoints - TTwitter/X APIImages, audio & video
Search Twitter/X with structured filters or raw advanced-search syntax. Returns up to 20 normalized tweets with full text, author details, engagement metrics and a pagination cursor.
BasePolygonArbitrum+1twitter.use.x402atlas.comfrom $0.00521 endpoints
Otto AIImages, audio & videoSearch X/Twitter for any query and get the actual matching tweets — keyword, $CASHTAG, from:handle (a user timeline), @handle (mentions), or boolean OR. Each tweet returns author, full text (long-form note tweets included), timestamp, likes and retweets (reply/quote counts when available). Most-recent-first for real-time monitoring and alerting. Live X search backend, pay-per-call USDC, structured
BaseSolanax402.ottoai.servicesfrom $0.00171 endpoints- Aads.apitoll.cloudImages, audio & video
Facebook Ad Library search by keyword — every live and recent ad matching a search term across all advertisers on Facebook, Instagram, Messenger and Threads. Returns the full ad creative (headline, body copy, CTA button + destination link, image and video URLs), the advertiser, run dates and days-running, and platform mix. Commercial and political ads, no Meta API or login. Competitor ad intellige
BaseSolanaads.apitoll.cloudfrom $0.034 endpoints
HubVibeImages, audio & videoFull website audit in one call: accessibility (WCAG 2.1 A/AA via axe-core), on-page SEO, HTTP security headers and page speed / page weight, from a single browser load of one URL. Cheaper than four separate calls; if any part cannot run, nothing is billed. Use a single audit route when you need only one of the four.
BaseSolanahubvibe-io.comfrom $0.0240 endpoints- CCheapTokens AI InferenceImages, audio & video
OpenAI-compatible LLM inference and chat completions via discounted Venice API credits. Pay USDC to receive a live Venice.ai API key for /api/v1 models, chat, images, audio, video, and embeddings. Same-Day credits are 30–90% below Venice direct and expire at 23:59 UTC; Prepaid API Keys support recurring agent jobs.
Basecheaptokens.aifrom $1.001 endpoint
Agent Web-AccessImages, audio & videoWeb scraping API for AI agents: read any live web page as clean markdown, text or HTML. Renders JavaScript in our own headless browser, then strips navigation, ads and boilerplate. Use it when a plain HTTP GET returns empty or garbled HTML: single-page apps, dynamic feeds, or content that only appears after scripts run. Also returns the page's HTTP status. Page text is flagged untrusted so an agen
Baseweb.cyberwarex.comfrom $0.0016 endpoints- My usage (wallet-keyed purchaseImages, audio & video
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.
SolanaSeiAvalanche+8agent402.toolsfrom $0.001669 endpoints
HivemindOSImages, audio & videoSearch the news: news articles for a search, each with its headline, address, outlet, a line of text and when it was published. Use when an agent needs the latest news articles on a topic, optionally only from the past day or week. $0.01 this call, in USDC on Base; you pay only if it succeeds. HivemindOS SuperAgent API.
Baseapi.hivemindos.appfrom $0.0135 endpoints
ManyLives AIImages, audio & videoRead back values the paying wallet saved with /paid/memory/set: one key, or list your keys by prefix (keys, sizes and expiry, newest first). Another wallet can never see them. No free trial.
BaseSolanaapi.manylives.mefrom $0.00286 endpoints
x402 Web SearchImages, audio & videoWeb search that returns structured SERP results as JSON. Runs on a dedicated SearXNG instance aggregating multiple engines, so there is no per-engine API key, quota or HTML scraping to manage. Each result carries title, URL, snippet, the source engine and a published date where available. Choose general web, news, or image results, up to 10 per call. Use it to ground an answer in current web sourc
Basesearch.cyberwarex.comfrom $0.00111 endpoints- AagdataImages, audio & video
Unblocker for AI agents: send {url} and get the page back as clean Markdown, with title, description, language, final URL and HTTP status. Gets through Cloudflare and other common bot protection and can render JavaScript-heavy pages. Set format to html or text for those instead. A page that can't be fetched (blocked, error status or empty) is not charged. No API key, proxy or account: pay per call
BaseSolanaPolygonagdata.shveik.devfrom $0.0231 endpoints
Blackwood State News HeadlinesImages, audio & videoUse when you need historical exchange rates, a historical FX rate series, forex history or a currency trend. Do not use for rates older than 90 days, live quotes or crypto (one ECB rate per business day). Returns JSON with historical exchange rates: 90 days of daily ECB euro reference rates (free at ecb.europa.eu) for up to 10 currencies, rebased to any base as cross rates, with min, max and perce
Basex402-gateway.blackwoodstate8.workers.devfrom $0.00232 endpoints- WWorld Clock / TimezoneImages, audio & video
World clock API — exact current time for any IANA timezone with UTC offset and correct daylight-saving handling. Deterministic on-chain execution by the AmanChain node — live consensus state, real blocks, pools and balances. Pay per call via x402 (USDC on Base), no account, no API key. POST JSON {"serviceId":"aman-world-clock","request":"<input>"}.
Baseamanchain-relay.gitajhd.workers.devfrom $0.00518 endpoints
Nero Labs Agent ToolsImages, audio & videoFetches one public web page and returns its main article text, cleaned of menus, ads and footers (Mozilla Readability), plus title, author, publish and update dates, site name, language, image and canonical URL from the publisher's own data. Honours robots.txt. Use it to read a link before summarising or quoting it. Charged only when text comes back; blocked, missing or non-HTML pages are free.
Basex402-agent-tools.nerolabs.workers.devfrom $0.00141 endpoints- VVerifyLiteImages, audio & video
Web page to markdown for AI agents: fetch one URL and get its main content as clean, LLM-ready markdown (navigation, ads, footers and scripts removed) with title, description, language, word count and a token estimate. Uses the site's own Markdown version when it offers one. Useful for RAG, summarizing articles, research and feeding pages to an LLM. Not charged if the page can't be fetched or isn'
BaseEVM chain 5042Polygonverifylite.hydratinghealingtouch.workers.devfrom $0.00138 endpoints
SingIt Text to SpeechImages, audio & videoOpenAI Responses API for LLM inference, any model listed at GET /v1/models (GPT, Claude, Gemini, DeepSeek and more). Call it when an agent needs an answer in OpenAI's Responses format with no API key or account. Served by SingIt.
BaseSolanaask.singitai.appfrom $0.001122 endpoints- Vvoice.forgemesh.ioImages, audio & video
Text-to-speech synthesis in 1 of 10 standard voices (5 male M1-M5, 5 female F1-F5) across 31 languages, up to 500 characters, returned as inline WAV audio. Use it to: give an agent a spoken reply, read an alert aloud, narrate a short UI prompt, add voice to a chatbot response, speak a confirmation message. Cheapest tier. USDC on Base via x402, no API key, no signup.
Basevoice.forgemesh.iofrom $0.00510 endpoints - MMimirAPIImages, audio & video
Phone number intelligence for agents: pass any number and get back whether it is a valid E.164 number, its country, the carrier that holds it, and the line type — mobile, landline, or VoIP. One paid call, no account, no API key. Decide whether a number is worth calling or texting, or flag a VoIP number before you trust it. Free-format numbers are normalized; a syntactically bad number is rejected
Basemimirapi.comfrom $0.00110 endpoints
ToolsmithImages, audio & videoKeyless web search for agents: pass a query, get a concise web-grounded answer plus the top source results (title, URL, snippet). Live web access, no API key or account needed. JSON response. $0.008 USDC per call, pay via x402, no API key.
Basetoolsmith-api.dassad10.workers.devfrom $0.0025 endpoints
Kakerapetit Japan Company DataImages, audio & videoEDINET filing calendar: annual securities reports (yukashoken hokokusho) filed by Japanese listed companies in a date range. Returns company code, EDINET document ID, fiscal period, accounting standard (JGAAP/IFRS/USGAAP) and the exact filing timestamp for each report — track new disclosures, trigger data pipelines, or find which Japanese stocks just reported. Query: /v2/calendar?from=2026-06-20&t
BasePolygonapi.kakerapetit.devfrom $0.00211 endpoints- Xx402 Image ToolsImages, audio & video
Resize an image at a URL to a width, a height or both, keeping the aspect ratio inside the box by default (cover, contain, inside, outside or fill), optionally converting it. Returns a signed URL of the result, valid for an hour.
Baseimage.kagurazaka.devfrom $0.00110 endpoints - Xx402 Web ToolsImages, audio & video
Encode text or a URL as a QR code: PNG (base64 and a data URL) or SVG, with the size and error correction level you choose.
Baseweb.kagurazaka.devfrom $0.00110 endpoints
readfetch.comImages, audio & videoFetch a public URL and return its main readable content as Markdown or plain text, plus title, author, published date and site name. Strips navigation, ads and boilerplate. No JavaScript rendering by default (cheaper than readfetch_scrape); one Chromium fallback when plain HTTP is blocked. Prefer readfetch_fetch when you need raw status, headers, or non-HTML bytes; readfetch_scrape when the articl
Basereadfetch.comfrom $0.00312 endpoints- Xx402 AI ToolsImages, audio & video
Detects words and lines of text in a photo or screenshot (JPEG or PNG at a URL) with Amazon Rekognition, up to 100 words. Suited to signs, product labels and UI text; for documents use /v1/ocr.
Baseai.kagurazaka.devfrom $0.00212 endpoints
Tanod utilpeekImages, audio & videoutilpeek (Tanod) file upload: PDF, Office, image, audio, CSV, JSON or text stored for up to 24 hours and returned as a download link. Use when an agent holds a file and must give the next tool a URL for it: a link that expires within 24 hours.
SolanaBasePolygon+2tanod.devfrom $0.0005279 endpoints- OoffercheckImages, audio & video
Read any public web page as clean Markdown: main-content extraction (navigation, footers, scripts and hidden elements removed), headings, lists, tables, code blocks, links (absolute, deduplicated), images, plus title, description, canonical URL, language, author and publish date, and a content hash + fetch time as evidence. JSON and plain-text URLs are returned as-is. No JavaScript rendering. $0.0
Baseoffercheck.offercheck.workers.devfrom $0.0015 endpoints - SStewardImages, audio & video
Use when an agent or user wants a clean original joke — family-friendly humor from the Synthetic Universe. Pure compute, no upstream. Optional session id avoids repeats. Use permitted: build it into your products and services, paid or free. Raw redistribution of the feed itself is prohibited.
BasePolygonArbitrum+1pay.brianbooms.comfrom $0.00531 endpoints - Xxhagents.xyzImages, audio & video
One 0-100 safety score for a Base token before an agent buys: liquidity, top-10 holder concentration, owner powers in the bytecode, upgradeability (EIP-1967), explorer/Sourcify verification, creator history, small-trade price impact. Verdicts: safe/caution/danger per component, unknown when a check could not run, and not_a_token with no score when the address deploys no code.
Basexhagents.xyzfrom $0.0328 endpoints - PParse timecodeImages, audio & video
Parse an SMPTE timecode (HH:MM:SS:FF, or HH:MM:SS;FF for drop-frame) at a given frame rate into its components, total frame count and real-time seconds. Drop-frame is auto-detected from a ';' separator unless dropFrame is set. Out-of-range or non-existent drop-frame values are a clean 400.
Basetimecode.openverbs.comfrom $0.0023 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.