Find the better way to pay.
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Scoped audits · customer usage requiredRequest a cost auditINTELLIGENCE
Know what your agents buy.
Costs, changes and evidence for better service decisions.
Know when your dependencies change.
Track payment offers, service schemas and provider changes over time.
Custom watchlists and historyDiscuss monitoringConnect the purchase to the result.
Bring charges, retries and task evaluations into one private evidence record.
Integration pilot · your task criteriaConnect your workflowTHE EVIDENCE BASE
Collected. Dated. Traceable.
14,635Source listings
33Source snapshots
27,889Recorded changes
1,221Endpoint observations
Latest snapshot: Sep 12, 2026, 05:41 UTC. Daily collection; gaps remain unknown.
875 observations · Differences between dated observations.
nordland.halowerk.comSouth-facing slope orientation index derived from aspect and slope. The coordinate is validated against the Natural Earth boundary for Sweden; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/se-solar-orientation ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
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"url": "https://nordland.halowerk.com/v1/se-solar-orientation",
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}nordland.halowerk.comCircular direction of the dominant surface gradient, clockwise from north. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/is-aspect ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
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}nordland.halowerk.comStandard deviation of sampled surface elevations. The coordinate is validated against the Natural Earth boundary for Denmark; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/dk-ruggedness ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
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}nordland.halowerk.comShare of ESA WorldCover 2021 pixels classified as tree cover. The coordinate is validated against the Natural Earth boundary for Denmark; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/dk-tree-cover-share ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}nordland.halowerk.comMean SoilGrids clay fraction for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Finland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/fi-soil-clay ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}nordland.halowerk.comShare of ESA WorldCover 2021 pixels classified as cropland. The coordinate is validated against the Natural Earth boundary for Norway; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/no-cropland-share ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}nordland.halowerk.comRelative runoff tendency derived from slope and ruggedness. The coordinate is validated against the Natural Earth boundary for Finland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/fi-drainage-tendency ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}nordland.halowerk.comMean SoilGrids organic carbon for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/is-soil-organic-carbon ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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https://nordland.halowerk.com/v1/no-soil-cec ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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https://nordland.halowerk.com/v1/se-water-wetland-share ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}nordland.halowerk.comShare of ESA WorldCover 2021 pixels classified as built-up. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/is-built-up-share ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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https://nordland.halowerk.com/v1/dk-soil-organic-carbon ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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},
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"value",
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],
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}
},
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],
"type": "object"
},
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},
"geometry": {
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]
},
"meta": {
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},
"payment": {
"additionalProperties": true,
"required": [
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],
"type": "object"
},
"service": {
"const": "dk-soil-organic-carbon",
"type": "string"
},
"service_id": {
"const": "eli-0014",
"type": "string"
},
"sources": {
"items": {
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},
"minItems": 1,
"type": "array"
},
"status": {
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"type": "string"
}
},
"required": [
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"service",
"category",
"status",
"geometry",
"evidence",
"sources",
"generated_at",
"caveats",
"charged",
"payment"
],
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},
"type": {
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}
},
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],
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}
},
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],
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},
"legacy_network": null,
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"legacy_price_basis": null,
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"metadata": null,
"method": "POST",
"observed_at": 1789166492.489,
"offers": [
{
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"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"billing_unit": null,
"billing_unit_basis": "commercial_terms_not_validated",
"currency": "USDC",
"decimals": 6,
"decimals_basis": "known_token_mapping",
"extra": {
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"eip712Domain": {
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"name": "USD Coin",
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},
"name": "USD Coin",
"network_name": "Base Mainnet",
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},
"issuer": null,
"network": "eip155:8453",
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],
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"url": "https://nordland.halowerk.com/v1/dk-soil-organic-carbon",
"usage_rights": "not_reviewed"
}nordland.halowerk.comUSDA texture class calculated from SoilGrids sand, silt and clay fractions. The coordinate is validated against the Natural Earth boundary for Sweden; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/se-soil-texture ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
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"domain": "nordland.halowerk.com",
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"extension_names": [
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],
"input_schema": {
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"type": "number"
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}
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"legacy_network": null,
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"metadata": null,
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"offers": [
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"currency": "USDC",
"decimals": 6,
"decimals_basis": "known_token_mapping",
"extra": {
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"version": "2"
},
"name": "USD Coin",
"network_name": "Base Mainnet",
"version": "2"
},
"issuer": null,
"network": "eip155:8453",
"pay_to": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"price_basis": "advertised",
"scheme": "exact",
"timeout_seconds": 300,
"usd_market_value": null
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],
"operator_identity": "not_verified",
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"protocol": "x402",
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"quality": "not_evaluated",
"run_id": "a2d71bc23fe499771cb704508ed1f9963e3d6a9527f1544d038dc3d3ae01df5a",
"schema_fingerprint": "a7f450d6dff31d64de3bf285f3a3481d190400d61e9b07c20907d3ad1d64803b",
"service_id": "e37ed94c5ee1aaaa5342dc3d390fdd14f055abe9894ef17821574b9ad55cee52",
"source": "cdp-bazaar",
"source_updated_at": "2026-09-03T19:28:42.766Z",
"url": "https://nordland.halowerk.com/v1/se-soil-texture",
"usage_rights": "not_reviewed"
}nordland.halowerk.comDifference between maximum and minimum sampled surface elevation. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/is-local-relief ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
"description": "Difference between maximum and minimum sampled surface elevation. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.",
"domain": "nordland.halowerk.com",
"evidence_mode": "raw",
"extension_names": [
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"payment": {
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"required": [
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"type": "object"
},
"service": {
"const": "is-local-relief",
"type": "string"
},
"service_id": {
"const": "eli-0106",
"type": "string"
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"sources": {
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"type": "array"
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"required": [
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"legacy_network": null,
"legacy_pay_to": null,
"legacy_price_basis": null,
"legacy_price_usd": null,
"metadata": null,
"method": "POST",
"observed_at": 1789166492.489,
"offers": [
{
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"amount_atomic": "1000",
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"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
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"extra": {
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"eip712Domain": {
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"network_name": "Base Mainnet",
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},
"issuer": null,
"network": "eip155:8453",
"pay_to": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"price_basis": "advertised",
"scheme": "exact",
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"usd_market_value": null
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],
"operator_identity": "not_verified",
"output_schema": null,
"protocol": "x402",
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"quality": "not_evaluated",
"run_id": "a2d71bc23fe499771cb704508ed1f9963e3d6a9527f1544d038dc3d3ae01df5a",
"schema_fingerprint": "d95d653f456e2d16e6fd8b3da6849d0005d3012b1a13b829c00f452325a24cd8",
"service_id": "e5bcd1acbf52cbfb39bdadb9e933e90889f989888f4c1243a3c918d2e8431bb2",
"source": "cdp-bazaar",
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"url": "https://nordland.halowerk.com/v1/is-local-relief",
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}nordland.halowerk.comCombined share of permanent water, herbaceous wetland and mangrove classes. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/is-water-wetland-share ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
"description": "Combined share of permanent water, herbaceous wetland and mangrove classes. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.",
"domain": "nordland.halowerk.com",
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"extension_names": [
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"input_schema": {
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"description": "WGS84 longitude inside the published European coverage.",
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"minimum": -31.5,
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}
},
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"properties": {
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"name": {
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"type": "object"
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"required": [
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"type": "object"
},
"service": {
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"type": "string"
},
"service_id": {
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"type": "string"
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"metadata": null,
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"offers": [
{
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"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
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"currency": "USDC",
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"eip712Domain": {
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},
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"version": "2"
},
"issuer": null,
"network": "eip155:8453",
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"service_id": "e73b80203e50fb606a9d536e6e0e417b1c4d4eb9011c0b826d3ab2bb7933c11f",
"source": "cdp-bazaar",
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"url": "https://nordland.halowerk.com/v1/is-water-wetland-share",
"usage_rights": "not_reviewed"
}nordland.halowerk.comShare of ESA WorldCover 2021 pixels classified as built-up. The coordinate is validated against the Natural Earth boundary for Finland; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/fi-built-up-share ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
{
"description": "Share of ESA WorldCover 2021 pixels classified as built-up. The coordinate is validated against the Natural Earth boundary for Finland; results outside it are rejected before payment.",
"domain": "nordland.halowerk.com",
"evidence_mode": "raw",
"extension_names": [
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"input_schema": {
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https://nordland.halowerk.com/v1/fi-soil-coarse-fragments ↗
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https://nordland.halowerk.com/v1/se-ruggedness ↗
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https://nordland.halowerk.com/v1/dk-max-slope ↗
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https://nordland.halowerk.com/v1/no-soil-nitrogen ↗
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https://nordland.halowerk.com/v1/is-soil-sand ↗
| Network | Advertised amount | Billing | Payee |
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https://nordland.halowerk.com/v1/is-ruggedness ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
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Source and evidence
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https://nordland.halowerk.com/v1/se-soil-sand ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
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Source and evidence
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https://nordland.halowerk.com/v1/no-solar-orientation ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}nordland.halowerk.comMean SoilGrids total nitrogen for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Denmark; results outside it are rejected before payment.
https://nordland.halowerk.com/v1/dk-soil-nitrogen ↗
| Network | Advertised amount | Billing | Payee |
|---|---|---|---|
| eip155:8453 | 0.001 USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | Not specifiedexact | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
Source and evidence
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}Outcome evidence starts with your workflow.
Private intake is ready for task IDs, charges, retries, result fingerprints and your evaluation criteria. Public performance comparisons need measured results; we do not have that benchmark yet.
Discuss an outcome integrationCollection coverage
Discovery comes from configured registries. Endpoint checks record responses, not task success. Older snapshots retain less detail. Customer usage, commercial terms and task evaluations require additional evidence.
1,423 historical or current source records quarantined during normalization; they are excluded from public comparisons.
43 of 43 archive objects verified in Backblaze. Last verification: Sep 12, 2026, 05:56 UTC.
Collection status JSON