---
title: "CBAM Precursor-Emissions Aggregator"
method: POST
path: "/v1/tools/aggregate_cbam_precursor_emissions"
tags: ["TODO_TAGS_REVIEW", "TODO_AP2_EXPORT_REVIEW"]
---

# CBAM Precursor-Emissions Aggregator

`POST /v1/tools/aggregate_cbam_precursor_emissions`

## Request

- Base URL: `https://ainumbers.co`
- URL: `https://ainumbers.co/v1/tools/aggregate_cbam_precursor_emissions`
- Auth: none declared

Rolls up embedded emissions across precursors in a steel/aluminium value chain (incl. the 2028 pre-consumer-scrap rule) so a producer can supply complex-goods emissions to its importer. Pre-positions the downstream-180 scope extension (Council position 12 Jun 2026, application 1 Jan 2028).

**Tool URL:** https://ainumbers.co/chaingraph/art-72-cbam-precursor-emissions-aggregator.html

## Request body

- object
  - `final_good` unknown
  - `precursors` unknown
  - `scrap_input_share` unknown

## Response `200`

Successful tool execution result

- object
  - `cumulative_see_tco2e` integer
  - `data_quality_grade` string
  - `note` string
  - `precursor_breakdown` unknown[]
    - unknown
  - `quantity_tonnes` integer
  - `scrap_adjustment` integer

---

[API](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite.md) · [All operations](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/llms.txt) · [OpenAPI document](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/revisions/b462e4f5bb28?raw)