About the index ↗
MARKET MONITOR / CATALOGUE Services 83,399 MCP listed 39,682 x402 43,726 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 2 sources
Provider

geo.halowerk.com

geo.halowerk.com · 10 listed services · provider site

Distance bearing x402 REST usage

Calculates WGS84 great-circle distance and initial bearing. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source,...

geo.halowerk.com Other services 4 calls / 30d checked 2026-10-26
0.004 USDC per call per call

Crs transform x402 REST usage

Transforms coordinates between EPSG:4326 and EPSG:3857 with declared formulas. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed valu...

geo.halowerk.com Other services 4 calls / 30d checked 2026-10-26
0.003 USDC per call per call

H3 cell x402 REST checked

Creates or inspects H3 cells and optionally returns neighbors or changes resolution. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backe...

geo.halowerk.com Other services 3 calls / 30d checked 2026-10-25
0.003 USDC per call per call checked

Geohash x402 REST usage

Encodes a coordinate as geohash or decodes a geohash to its bounding box. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values di...

geo.halowerk.com Geo & Maps 3 calls / 30d checked 2026-10-25
0.003 USDC per call per call

Point in polygon x402 REST usage

Tests planar point containment with the even-odd rule. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time...

geo.halowerk.com Other services 3 calls / 30d checked 2026-10-25
0.004 USDC per call per call

Line simplify x402 REST usage

Simplifies a planar line with the Ramer-Douglas-Peucker algorithm. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose...

geo.halowerk.com Other services 3 calls / 30d checked 2026-10-25
0.004 USDC per call per call

Polygon ops x402 REST usage

Calculates planar polygon area and centroid in caller-declared coordinate units. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed va...

geo.halowerk.com Other services 3 calls / 30d checked 2026-10-25
0.004 USDC per call per call

S2 cell x402 REST usage

Creates an S2 cell token from a coordinate and level using the S2 geometry library. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed...

geo.halowerk.com Geo & Maps 3 calls / 30d checked 2026-10-25
0.004 USDC per call per call

Utm mgrs x402 REST usage

Converts WGS84 latitude and longitude to MGRS using the open mgrs library. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values d...

geo.halowerk.com Geo & Maps 3 calls / 30d checked 2026-10-25
0.004 USDC per call per call

Bbox tiles x402 REST usage

Enumerates XYZ tile coordinates intersecting a WGS84 bounding box. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose...

geo.halowerk.com Other services 3 calls / 30d checked 2026-10-25
0.004 USDC per call per call

Provider identity is derived from the domain or repository in the source record. If two vendors share a host, they appear together here — that is a limitation of the data, not a statement about ownership.