Home › x402 pay-per-call APIs › Ground resolution & scale

Ground resolution & scale

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

Host	geospatial.openverbs.com
Price	$0.002 per call
Network	Base
Paid endpoints listed	15
Calls, last 30 days*	32
Most unique payers on one endpoint (30 days)*	3
Last paid call*	2026-10-08
Tags	web mercator to wgs84, epsg 3857 inverse, mercator meters to lat lon, unproject web mercator, convert x y to coordinates, lat lon to utm, utm conversion api, convert coordinates to utm

* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.

Endpoints

URL	Method	Price
`https://geospatial.openverbs.com/v1/inverse` Un-project Web Mercator (EPSG:3857) easting/northing in metres back to WGS84 longitude/latitude in degrees.	POST	$0.002
`https://geospatial.openverbs.com/v1/utm` Convert decimal lat/lon to a UTM coordinate (zone, latitude band, hemisphere, easting, northing) on WGS84, including…	POST	$0.002
`https://geospatial.openverbs.com/v1/resolution` Report the ground resolution (metres per pixel, for 256-px tiles) and the OGC map scale denominator at a zoom level,…	POST	$0.002
`https://geospatial.openverbs.com/v1/geohash` Encode a coordinate to a geohash and return its bounding box and 8 neighbors.	POST	$0.002
`https://geospatial.openverbs.com/v1/distance` Distance and initial bearing between two coordinates.	POST	$0.002
`https://geospatial.openverbs.com/v1/parse` Parse a coordinate string into decimal lat/lon. Accepts a plain decimal pair ('40.4462, -79.9822') or DMS with…	POST	$0.002
`https://geospatial.openverbs.com/v1/tile` Map a WGS84 coordinate at a given zoom (0..30) to its slippy-map (XYZ / Google / OSM) tile x,y and its Bing quadkey.	POST	$0.002
`https://geospatial.openverbs.com/v1/mgrs` Convert decimal lat/lon to a Military Grid Reference System (MGRS) string on WGS84. Precision is the number of digits…	POST	$0.002
`https://geospatial.openverbs.com/v1/from-utm` Convert a UTM coordinate (zone, hemisphere, easting, northing) back to decimal lat/lon on WGS84.	POST	$0.002
`https://geospatial.openverbs.com/v1/tile-bounds` Compute the geographic bounding box (west/south/east/north in degrees) of a slippy-map tile z/x/y, plus its Bing…	POST	$0.002
`https://geospatial.openverbs.com/v1/to-dms` Convert a decimal-degree latitude/longitude to degrees-minutes-seconds, with hemisphere letters and a formatted string…	POST	$0.002
`https://geospatial.openverbs.com/v1/forward` Project WGS84 longitude/latitude (degrees) to Web Mercator (EPSG:3857) easting/northing in metres. Latitude is clamped…	POST	$0.002
`https://geospatial.openverbs.com/v1/from-mgrs` Convert an MGRS grid reference back to decimal lat/lon on WGS84 (the coordinate of the grid cell's south-west corner…	POST	$0.002
`https://geospatial.openverbs.com/v1/timezone` Resolve the timezone for a latitude/longitude.	POST	$0.002
`https://geospatial.openverbs.com/v1/point-in-polygon` Test whether a coordinate falls inside a polygon.	POST	$0.002

Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.

Is this your tool? Update the description or add details for free via Submit / claim. Want it at the top of x402 pay-per-call APIs? See Get listed / Advertise (paid placements are labelled Sponsored).