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HALOWERK Central Land

https://mitteleuropa.halowerk.com/v1/at-elevation
● healthy a2a-agent

HALOWERK Central Land. Bezahlung über x402 in USDC auf Base Mainnet.

Category
a2a-agent
Chains
base, solana
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 10 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

125 resource(s) advertised by this origin.

POST https://mitteleuropa.halowerk.com/v1/at-elevation

Bilinear surface elevation from Copernicus DEM GLO-30. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-mean-slope

Mean first-order surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-max-slope

Maximum adjacent-cell surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-aspect

Circular direction of the dominant surface gradient, clockwise from north. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-ruggedness

Standard deviation of sampled surface elevations. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-local-relief

Difference between maximum and minimum sampled surface elevation. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-depression-depth

Positive difference between the neighborhood mean and center elevation. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-solar-orientation

South-facing slope orientation index derived from aspect and slope. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-drainage-tendency

Relative runoff tendency derived from slope and ruggedness. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-ph

Mean SoilGrids pH in H2O for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-clay

Mean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-sand

Mean SoilGrids sand fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-silt

Mean SoilGrids silt fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-organic-carbon

Mean SoilGrids organic carbon for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-bulk-density

Mean SoilGrids bulk density for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-cec

Mean SoilGrids cation exchange capacity for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-nitrogen

Mean SoilGrids total nitrogen for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-coarse-fragments

Mean SoilGrids coarse-fragment volume for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-soil-texture

USDA texture class calculated from SoilGrids sand, silt and clay fractions. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-landcover-class

Dominant ESA WorldCover 2021 class in the analysis area. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-cropland-share

Share of ESA WorldCover 2021 pixels classified as cropland. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-grassland-share

Share of ESA WorldCover 2021 pixels classified as grassland. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-tree-cover-share

Share of ESA WorldCover 2021 pixels classified as tree cover. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-built-up-share

Share of ESA WorldCover 2021 pixels classified as built-up. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/at-water-wetland-share

Combined share of permanent water, herbaceous wetland and mangrove classes. The coordinate is validated against the Natural Earth boundary for Austria; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-elevation

Bilinear surface elevation from Copernicus DEM GLO-30. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-mean-slope

Mean first-order surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-max-slope

Maximum adjacent-cell surface gradient across the analysis grid. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-aspect

Circular direction of the dominant surface gradient, clockwise from north. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-ruggedness

Standard deviation of sampled surface elevations. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-local-relief

Difference between maximum and minimum sampled surface elevation. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-depression-depth

Positive difference between the neighborhood mean and center elevation. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-solar-orientation

South-facing slope orientation index derived from aspect and slope. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-drainage-tendency

Relative runoff tendency derived from slope and ruggedness. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-ph

Mean SoilGrids pH in H2O for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-clay

Mean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-sand

Mean SoilGrids sand fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-silt

Mean SoilGrids silt fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-organic-carbon

Mean SoilGrids organic carbon for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-bulk-density

Mean SoilGrids bulk density for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-cec

Mean SoilGrids cation exchange capacity for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-nitrogen

Mean SoilGrids total nitrogen for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-coarse-fragments

Mean SoilGrids coarse-fragment volume for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-soil-texture

USDA texture class calculated from SoilGrids sand, silt and clay fractions. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-landcover-class

Dominant ESA WorldCover 2021 class in the analysis area. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-cropland-share

Share of ESA WorldCover 2021 pixels classified as cropland. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-grassland-share

Share of ESA WorldCover 2021 pixels classified as grassland. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-tree-cover-share

Share of ESA WorldCover 2021 pixels classified as tree cover. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-built-up-share

Share of ESA WorldCover 2021 pixels classified as built-up. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

POST https://mitteleuropa.halowerk.com/v1/si-water-wetland-share

Combined share of permanent water, herbaceous wetland and mangrove classes. The coordinate is validated against the Natural Earth boundary for Slovenia; results outside it are rejected before payment.

How to call

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

Listed in

Directories this entry was found in.

a2a x402