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RegRails CBAM Embedded Emissions & Certificate Cost Estimator
x402
RegRails CBAM Embedded Emissions & Certificate Cost Estimator is a paid API for AI agents from reg.chainverdict.xyz, paid per call via x402, $0.25/call, status unknown (last checked 2026-09-15).
Computes line-by-line embedded emissions and indicative CBAM certificate costs for imported goods, echoing every arithmetic step, using caller-supplied emission factors and certificate prices.
Price / call$0.25
Success—
StatusUnknown
How this service works
Embedded emissions and indicative certificate cost, computed line by line with every arithmetic step echoed back. RegRails supplies no default emission factors on purpose — a stale factor produces a wrong liability — so intensities and certificate price are yours. Indicative only, never a basis for a declaration.
Output
A structured response containing per-line embedded emissions (tonnes CO2), total embedded emissions across all lines, indicative certificate cost in the currency of the supplied price, and a full step-by-step arithmetic trace for each calculation — explicitly marked as indicative and not suitable as a formal declaration basis.
Example use cases
Steel importer CBAM liability preview
“I'm importing 1,200 tonnes of structural steel with an embedded emission intensity of 2.1 tCO2 per tonne and the current CBAM certificate price is €55 — can you estimate my total embedded emissions and indicative certificate cost line by line, showing all the maths?”
Multi-commodity CBAM cost planning
“We have four CBAM-covered goods arriving next quarter: 300t aluminium at 5.9 tCO2/t, 800t cement at 0.79 tCO2/t, 150t fertilisers at 3.2 tCO2/t, and 600t iron at 1.4 tCO2/t — please estimate the certificate spend at €52/tCO2 and break down each line with full workings.”
Sensitivity check on certificate price
“Run a CBAM embedded emissions estimate for 400 tonnes of electricity-intensive aluminium at an intensity of 8.3 tCO2 per tonne, using a certificate price of €45 per tonne CO2, and walk me through every arithmetic step so I can audit the result.”
Technical details
Endpoint
POSThttps://reg.chainverdict.xyz/v1/cbam/estimateWhen to prefer
Choose this endpoint when you need a fully transparent, auditable, step-by-step embedded emissions and certificate cost calculation using your own emission factors — not a black-box estimate. It is specifically designed for CBAM declarants who must supply verified intensities and want every arithmetic step visible for internal audit or compliance review. Prefer it over generic carbon calculators when CBAM-specific line-by-line decomposition and arithmetic traceability are required.
Side effects
- Missing required emission intensities or certificate price — endpoint deliberately provides no defaults, so omitting these fields causes a validation error
- Malformed import line data (missing quantity, CN code, or intensity) returns a structural error
- Supplying stale or incorrect emission factors produces arithmetically correct but substantively wrong results — the service echoes what it receives
- Non-CBAM CN codes may produce warnings or require explicit sector mapping
- Rate limit or payment failure (x402 protocol) results in 402 Payment Required response
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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