---
title: "Finance Margin Bridge"
method: POST
path: "/api/supply-finance/finance/margin-bridge"
tags: ["supply-finance"]
---

# Finance Margin Bridge

`POST /api/supply-finance/finance/margin-bridge`

## Request

- Base URL: `https://www.ucai.net` (the document declares no server; this is the origin it was published from)
- URL: `https://www.ucai.net/api/supply-finance/finance/margin-bridge`
- Auth: none declared

利润率归因（口径 → 结构 → 价 → 量 → 成本）+ 改善收益入账门禁。

## Request body

- MarginBridgeRequest
  - `contributions` object
  - `variance_series` number[]: 逐月差异，用于看趋势
  - `total_change` number
  - `claimed_amount` number
  - `headcount_delta` number, nullable
  - `pnl_line` string, nullable

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/ucai/apis/abs-core.md) · [All operations](https://skmtc.dev/ucai/apis/abs-core/llms.txt) · [OpenAPI document](https://skmtc.dev/ucai/apis/abs-core/revisions/1502a61b5620?raw)