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HALOWERK geowerk

https://geo.halowerk.com/v1/crs-transform
● healthy a2a-agent

HALOWERK geowerk. Bezahlung über x402 in USDC auf Base Mainnet.

Category
a2a-agent
Chains
base
Price
$0.0030 USDC / call

Quality grade

How grading works
C+ 60.0 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 402)
Payability 20.0 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✓ Publishes a /.well-known/x402 descriptor
  • ✓ Payment address on record
  • ✓ Settlement network declared
  • ✓ Price declared
Demand 0.0 / 40
Payment address on record, not yet queried on-chain
Owner verified 0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 9 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

10 resource(s) advertised by this origin.

POST https://geo.halowerk.com/v1/crs-transform

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 values disclose source, time window and age.

POST https://geo.halowerk.com/v1/geohash

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 disclose source, time window and age.

POST https://geo.halowerk.com/v1/h3-cell

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-backed values disclose source, time window and age.

POST https://geo.halowerk.com/v1/s2-cell

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 values disclose source, time window and age.

POST https://geo.halowerk.com/v1/distance-bearing

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, time window and age.

POST https://geo.halowerk.com/v1/polygon-ops

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 values disclose source, time window and age.

POST https://geo.halowerk.com/v1/point-in-polygon

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 window and age.

POST https://geo.halowerk.com/v1/bbox-tiles

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 source, time window and age.

POST https://geo.halowerk.com/v1/line-simplify

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 source, time window and age.

POST https://geo.halowerk.com/v1/utm-mgrs

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 disclose source, time window and age.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X POST https://geo.halowerk.com/v1/crs-transform  # expect HTTP 402 Payment Required (about 0.003 USDC/call)
/.well-known/x402.json
https://geo.halowerk.com/.well-known/x402

Listed in

Directories this entry was found in.

a2a x402