the402 x402 endpoint directory

Applies AI edits to an image guided by a text instruction. Pass the image as a URL and the edit as text. Choose the qu

TraceFast knowledge graph: top counterparties of an Ethereum address, current or as of a block. Up to 100 addresses it

Sized-depth quote for one crypto perpetual on ONE named venue: best bid/ask, depth per side, and est_slippage_for_size

Live YouTube scraping

Current weather conditions for a galaxy

The stock price history endpoint. Returns historical OHLCV bars at the requested multiplier and timespan (minute, hour

🇪🇺 EU INDUSTRY DEEP DIVE — production by sector, energy consumption, construction output, retail trade. Track Europe

TraceFast live Ethereum data: the largest current holders of a token contract. Up to 100 holders in descending balance

Top-of-book for one crypto perpetual on one venue — best bid, best ask and the spread between them. Covers CEX and DEX

Full detail for one Blackbird-network restaurant: locations with addresses, coordinates, time zone, and live open hour

Paginated transfers where merchant is recipient

Get a Threads profile for a creator or account.

On-chain facts for any Solana SPL token, read straight from the public ledger (not the Jupiter API): total supply and

🇪🇺 EU TRADE & DEMOGRAPHICS — trade balance, population statistics, employment rate across 27 member states. Official

🇨🇳 CHINA MACRO SNAPSHOT — GDP, CPI, PMI, LPR rates, USD/CNY exchange rate. Official government data, updated monthly

Optimizer status and recent parameter decisions

Textus: structured content with editable baseline direction, characters and scenes for audio, games and media producti

Produce a concrete independently revalidated JSON-Schema/MCP backward-compatibility witness before merge/deploy. UNKNO

Full market state in one call: prices, funding, fear/greed, positioning, liquidations

Security and risk guidance for accepting stablecoin payments — regulatory gotchas, technical best practices, external

Multi-token portfolio balances for any wallet address on Base or Ethereum — every token holding with balance as JSON.

Sweep one input and confirm which derived accounts exist

BTC spot price via Pyth

Paint 2 tiles on 21milliontiles

Return the ordinal day of the year (1..366), the number of days in that year and whether it is a leap year.

Compute the date of Western (Gregorian) Easter Sunday for a year in 1583..9999 using the Anonymous Gregorian computus.

Return the ISO-8601 week-numbering year, week number (1..53) and weekday (1=Monday..7=Sunday) for a Gregorian date. Th

Return the ISO weekday (1=Monday..7=Sunday) and its name for a Gregorian date.

Convert a Julian Day Number back to a proleptic-Gregorian date, with the ISO weekday (1=Monday..7=Sunday) and its name

Convert a proleptic-Gregorian calendar date to its Julian Day Number (the integer count of days since JDN 0, 1 January

Report the ground resolution (metres per pixel, for 256-px tiles) and the OGC map scale denominator at a zoom level, o

Compute the geographic bounding box (west/south/east/north in degrees) of a slippy-map tile z/x/y, plus its Bing quadk

Map a WGS84 coordinate at a given zoom (0..30) to its slippy-map (XYZ / Google / OSM) tile x,y and its Bing quadkey.

Un-project Web Mercator (EPSG:3857) easting/northing in metres back to WGS84 longitude/latitude in degrees.

Project WGS84 longitude/latitude (degrees) to Web Mercator (EPSG:3857) easting/northing in metres. Latitude is clamped

Convert an MGRS grid reference back to decimal lat/lon on WGS84 (the coordinate of the grid cell's south-west corner a

Convert decimal lat/lon to a Military Grid Reference System (MGRS) string on WGS84. Precision is the number of digits

Convert a UTM coordinate (zone, hemisphere, easting, northing) back to decimal lat/lon on WGS84.

Convert decimal lat/lon to a UTM coordinate (zone, latitude band, hemisphere, easting, northing) on WGS84, including t

Parse a coordinate string into decimal lat/lon. Accepts a plain decimal pair ('40.4462, -79.9822') or DMS with hemisph

Convert a decimal-degree latitude/longitude to degrees-minutes-seconds, with hemisphere letters and a formatted string

Compute the calendar breakdown (years, months, days, hours, minutes, seconds) between two ISO 8601 dates/date-times, p

Add an ISO 8601 duration to a start date or date-time and return the resulting UTC instant. Calendar-aware: months and

Render an ISO 8601 duration as an English phrase, e.g. 'P1Y2M' → '1 year and 2 months'. Components are shown in descen

Assemble an ISO 8601 duration string from individual components (years, months, weeks, days, hours, minutes, seconds)

Parse an ISO 8601 duration such as 'P1Y2M10DT2H30M' into its components. Returns a normalized ISO string and totalSeco

Jaccard similarity index in [0,1] — the size of the intersection over the union of the two strings' character-bigram s

Sørensen-Dice similarity coefficient in [0,1] over character bigrams — robust to word order and minor edits.

Jaro similarity and the Jaro-Winkler variant (which boosts scores for a shared prefix), both in [0,1]. The prefix boos

Hamming distance — the number of positions at which two EQUAL-LENGTH strings differ — plus a normalized similarity. St