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fastx402.tools

200 listed endpoints (+43 delisted) · free reliability snapshot (may be up to 24h old)
endpoints
200
+43 delisted
avg trust score
72.7
ecosystem avg 54.3
avg 30-day uptime
96.9%
ecosystem avg 55.0%
avg latency (EU)
648 ms
measured from a single EU vantage point; includes network round-trip distance to the endpoint
price band
$0.001–$0.02
USDC per call
networks
1

Base

B 200
At a glance

fastx402.tools operates 200 listed x402 endpoints (plus 43 delisted, kept for history) across 1 network. 200 of them carry a letter grade, averaging 72.7 of 100 (above the ecosystem average of 54.3). Average 30-day uptime across the measured endpoints is 96.9% (above the ecosystem average of 55.0%). Advertised prices range from $0.001 to $0.02 USDC per call. Best-scored endpoint: FastX402 (grade B, 74.5).

Top endpoints by trust score

All endpoints

endpoint▼grade▼uptime 30d▼conf.▼price▼
FastX402/webpdfRender a web page to a PDF in a real Chromium browser, returned as…B 74.5
100.0%
0.63$0.005
FastX402/transcribeTranscribe speech in an audio file to text with timestamps (Whisper…B 74.4
100.0%
0.63$0.01
FastX402/ocrRead the text in an image (OCR with Tesseract, English and Turkish)…B 74.4
100.0%
0.63$0.003
FastX402/extractFetch a web page and return its title, meta description and readabl…B 74.4
100.0%
0.63$0.002
FastX402/domainDomain availability and registration info (registrar, created, expi…B 74.4
100.0%
0.63$0.002
FastX402/dnsDNS lookup (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA, SRV, PTR) via DN…B 74.4
100.0%
0.63$0.001
FastX402/pdftextExtract the text, page count, title and author of a PDF (up to 25 M…B 74.2
100.0%
0.63$0.002
FastX402/video-to-gifTurn a video clip (at most 30 seconds, set start/end) into an anima…B 74.2
100.0%
0.59$0.01
FastX402/screenshotScreenshot of a web page in a real Chromium browser, returned as ba…B 74.1
100.0%
0.63$0.005
FastX402 Lab/x402-requirements-decodeDecode an x402 PAYMENT-REQUIRED header (base64 JSON) into readable…B 74.1
100.0%
0.63$0.001
FastX402 Lab/yaml-to-jsonParse a YAML document (YAML 1.2: configs, Kubernetes manifests, fro…B 74.1
100.0%
0.60$0.001
FastX402/media-trimCut a clip out of a video or audio file between start and end (fram…B 74.1
100.0%
0.59$0.01
FastX402/name-checkUse when naming a startup, product, library or project: in one call…B 74.1
100.0%
0.59$0.005
FastX402/remove-backgroundRemove the background from a photo (rembg, u2net model) and return…B 74.1
100.0%
0.59$0.02
FastX402/vectorizeTrace a raster image into an SVG vector: color (vtracer) or black-a…B 74.1
100.0%
0.58$0.01
FastX402/json-validateUse to check structured output (yours or another API's) before acti…B 74.1
100.0%
0.59$0.001
FastX402/video-thumbnailGrab one frame of a video at a timestamp as a jpg, png or webp imag…B 74.1
100.0%
0.59$0.005
FastX402/phone-parseUse to clean up or check a phone number before storing it: validate…B 74.1
100.0%
0.59$0.001
FastX402 Lab/btc-feesReturns current recommended Bitcoin fee rates in sat/vB for fastest…B 74.0
100.0%
0.63$0.003
FastX402 Lab/cidr-calcTakes an IPv4 CIDR block like 10.0.0.0/22 plus an optional IP and r…B 74.0
100.0%
0.63$0.002
FastX402 Lab/date-periodStart and end instants of the day, week, month, quarter or year tha…B 74.0
100.0%
0.62$0.001
FastX402 Lab/relative-timeHuman-friendly relative time between two dates (about 3 hours ago,…B 74.0
100.0%
0.62$0.001
FastX402/image-convertConvert, resize and compress an image (png, jpeg, webp, avif) and s…B 74.0
100.0%
0.58$0.005
FastX402/ttsText to speech with Piper neural voices, English (en) or Turkish (t…B 74.0
100.0%
0.59$0.01
FastX402/redirect-traceUse before opening or sharing an unknown or shortened link (bit.ly,…B 74.0
100.0%
0.59$0.001
FastX402/media-compressMake a video or audio file smaller: video to H.264 mp4 (small 480p,…B 74.0
100.0%
0.59$0.02
FastX402/pkg-auditUse before installing or recommending npm or PyPI dependencies, esp…B 74.0
100.0%
0.59$0.002
FastX402/vat-checkUse before invoicing or onboarding an EU business: checks an EU VAT…B 74.0
100.0%
0.59$0.002
FastX402/extract-audioExtract the audio track of a video as mp3, m4a, wav, ogg, flac or o…B 74.0
100.0%
0.59$0.01
FastX402/link-previewUse to show or summarize a link without reading the whole page: ret…B 74.0
100.0%
0.59$0.001
FastX402 Lab/semver-matchAccepts a comma-separated list of semantic versions and a semver co…B 73.9
100.0%
0.63$0.002
FastX402 Lab/date-addAdd or subtract years, months, weeks, days, hours, minutes and seco…B 73.9
100.0%
0.62$0.001
FastX402 Lab/json-structural-diffCompares two JSON documents and returns added, removed, and changed…B 73.9
100.0%
0.61$0.002
FastX402 Lab/evm-balanceNative ETH and USDC balance of any address on Base or Ethereum, rea…B 73.9
100.0%
0.60$0.002
FastX402/robots-sitemapUse before crawling or scraping a site: reads robots.txt and answer…B 73.9
100.0%
0.58$0.002
FastX402/site-reconUse to profile a company website in one call instead of several: DN…B 73.9
100.0%
0.59$0.004
FastX402/ssl-checkUse to check a website's HTTPS certificate on port 443: whether it…B 73.9
100.0%
0.59$0.001
FastX402/email-auth-checkUse to audit a domain's email authentication before sending campaig…B 73.9
100.0%
0.59$0.002
FastX402 Lab/pypi-package-infoFetches Python package metadata from PyPI including latest version,…B 73.9
100.0%
0.59$0.003
FastX402 Lab/hash-digestSHA-1, SHA-256, SHA-384 or SHA-512 digest of UTF-8 text, as hex or…B 73.8
100.0%
0.63$0.001
FastX402 Lab/eth-checksumReturn the EIP-55 checksummed form of an Ethereum/EVM address and w…B 73.8
100.0%
0.63$0.001
FastX402 Lab/xml-to-jsonParse XML (RSS and Atom feeds, sitemaps, SOAP and other API respons…B 73.8
100.0%
0.60$0.001
FastX402 Lab/text-diffCompare two texts line by line and return a unified diff (patch for…B 73.8
100.0%
0.61$0.001
FastX402 Lab/color-convertConvert any CSS color (hex, rgb(), hsl(), oklch(), named colors) to…B 73.8
100.0%
0.61$0.001
FastX402 Lab/rfc5322-email-validateStrictly validates an email address against the RFC 5322 grammar an…B 73.8
100.0%
0.59$0.002
FastX402 Lab/unit-convertConvert a value between units of length, mass, temperature, volume,…B 73.8
100.0%
0.60$0.001
FastX402/media-convertConvert a video or audio file to another format: mp4/mov/mkv (H.264…B 73.8
100.0%
0.59$0.02
FastX402 Lab/ua-parseParse a User-Agent string into browser, engine, operating system, d…B 73.8
100.0%
0.58$0.001
FastX402 Lab/cron-humanConverts cron expressions to natural language descriptions. Returns…B 73.8
100.0%
0.58$0.001
FastX402 Lab/markdown-link-extractExtracts all links from Markdown text with their anchor text and po…B 73.8
100.0%
0.58$0.002

Recently delisted

endpoint▼grade▼uptime 30d▼conf.▼price▼
FastX402 Lab/ics-rrule-expand(delisted)Expands an RFC 5545 RRULE recurrence rule into a concrete list of d…F 27.2
3.1%
0.58$0.001
FastX402 Lab/json-to-toml(delisted)Converts JSON data to valid TOML format with proper type mapping an…F 28.4
6.3%
0.58$0.001
FastX402 Lab/leap-seconds-until(delisted)Calculates total leap seconds between two UTC dates. Use for precis…F 27.9
3.1%
0.58$0.002
FastX402 Lab/json-jq(delisted)Applies a jq filter expression to JSON input and returns the transf…F 27.5
3.1%
0.58$0.002
FastX402 Lab/pypi-download-stats(delisted)Returns recent download statistics for a Python package from PyPI i…F 29.9
9.4%
0.58$0.003
FastX402 Lab/ipv4-geolocation(delisted)Returns country, region, city, and coordinates for an IPv4 address…F 28.8
6.3%
0.58$0.002
FastX402 Lab/url-template-expand(delisted)Expands an RFC 6570-style URL template with scalar and list variabl…F 30.4
9.4%
0.58$0.002
FastX402 Lab/unicode-width(delisted)Calculate the display width of Unicode text in terminal columns, in…F 26.6
0.0%
0.58—
FastX402 Lab/gitignore-match(delisted)Checks whether a path matches .gitignore-style patterns and returns…F 30.2
9.4%
0.58$0.002
FastX402 Lab/toml-parse(delisted)Parse TOML into compact JSON with nested tables, arrays, and typed…F 28.9
6.3%
0.58$0.002
FastX402 Lab/tax-bracket-calculate(delisted)Calculates effective tax rate and amount owed given income and juri…F 30.7
6.3%
0.58$0.002
FastX402 Lab/typescript-infer(delisted)Infers TypeScript type definitions from JSON sample data. Returns i…F 28.8
6.3%
0.58$0.002
FastX402 Lab/opengraph-extract(delisted)Parses HTML and extracts all og: and twitter: meta tags into struct…F 31.0
9.4%
0.58$0.002
FastX402 Lab/json-schema-example(delisted)Generates a valid example object conforming to a given JSON Schema.…F 26.2
0.0%
0.55—
FastX402 Lab/css-selector-test(delisted)Tests if a CSS selector matches given HTML and returns matched elem…F 28.8
6.9%
0.55$0.002
FastX402 Lab/rrule-parse(delisted)Parses an RFC 5545 RRULE string into structured JSON with frequency…F 29.9
3.4%
0.55$0.002
FastX402 Lab/semver-range-intersect(delisted)Determines whether two semantic-version ranges overlap and returns…F 29.4
6.7%
0.55$0.003
FastX402 Lab/markdown-heading-tree(delisted)Parses markdown and returns the heading structure as a nested tree…F 28.8
6.7%
0.55$0.002
FastX402 Lab/rfc-date-validate(delisted)Validates and identifies which RFC date format a string conforms to…F 27.6
3.3%
0.55$0.002
FastX402 Lab/dep-manifest-parse(delisted)Parses package.json, go.mod, requirements.txt, Cargo.toml, or simil…F 30.1
10.0%
0.55$0.001
FastX402 Lab/postal-code-validate(delisted)Validates postal code format against country-specific patterns (US…F 28.4
6.7%
0.55$0.001
FastX402 Lab/svg-sanitize(delisted)Removes script tags, event attributes, and dangerous references fro…F 27.6
3.3%
0.56$0.002
FastX402 Lab/rust-version-info(delisted)Returns Rust compiler version metadata including release date, LLVM…F 26.2
0.0%
0.56—
FastX402 Lab/unicode-confusables(delisted)Detects homoglyphs and visually similar Unicode characters that cou…F 28.4
6.7%
0.56$0.002
FastX402 Lab/bech32-decode(delisted)Decodes bech32 and bech32m addresses (Bitcoin SegWit, Lightning, Co…F 30.4
10.0%
0.56$0.002
FastX402 Lab/package-license-check(delisted)Fetches license information for npm, PyPI, or crates.io packages. R…F 27.2
0.0%
0.65—
FastX402 Lab/evm-decode-logs(delisted)Decode Ethereum event logs given topic signatures and ABI fragment.…F 27.2
0.0%
0.65—
FastX402 Lab/markdown-extract-frontmatter(delisted)Parses Markdown files and extracts YAML frontmatter metadata into J…F 27.2
0.0%
0.65—
FastX402 Lab/holidays-list(delisted)Returns all public holidays for a given country and year with dates…F 28.2
2.4%
0.65$0.003
FastX402 Lab/git-semver-bump(delisted)Takes current semver and change type (major, minor, patch, prerelea…F 27.4
2.5%
0.65$0.001
FastX402 Lab/css-specificity(delisted)Parses a CSS selector and returns its specificity score as a tuple…F 30.6
7.3%
0.65$0.002
FastX402 Lab/user-agent-parse(delisted)Parse a raw User-Agent string into browser, engine, OS, device type…F 27.2
0.0%
0.65—
FastX402 Lab/uuid-info(delisted)Validate a UUID and return its version, variant, timestamp fields w…F 30.8
2.5%
0.65$0.001
FastX402 Lab/svg-optimize(delisted)Minifies SVG markup by removing metadata, comments, unnecessary att…F 30.0
2.5%
0.65$0.002
FastX402 Lab/html-extract-links(delisted)Parses HTML and returns all hyperlinks with their text, href, and a…F 31.1
9.8%
0.65$0.002
FastX402 Lab/json-schema-validate(delisted)Validates a JSON document against a JSON Schema (draft-07). Returns…F 28.7
2.4%
0.65$0.002
FastX402 Lab/regex-match(delisted)Tests a regex pattern against input text and returns all matches wi…F 31.0
2.4%
0.65$0.001
FastX402 Lab/text-stats(delisted)Returns character, byte, word, line, sentence, and paragraph counts…F 28.6
2.4%
0.65$0.001
/markdown-summarize(delisted)F 23.2
0.0%
0.56—
FastX402 Lab/bitcoin-block-height(delisted)Returns the current Bitcoin block height and latest block hash. Use…F 30.0
7.7%
0.63$0.002
FastX402 Lab/mempool-recommended-fees(delisted)Returns current recommended Bitcoin transaction fees in sat/vB for…F 31.8
10.3%
0.63$0.003
FastX402 Lab/holiday-date-check(delisted)Checks whether a date is a public holiday in a country and returns…D 35.9
21.4%
0.65$0.003
FastX402 Lab/rfc3339-normalize(delisted)Accepts an RFC 3339 or ISO-8601 timestamp and returns its canonical…D 37.2
23.8%
0.65$0.001

Ranked by trust score. Grades are our independent measurement, recomputed daily; provider-supplied names and descriptions are unverified claims. Live re-probe and 90-day history via the paid API.