---
title: "Margin Call Collateral Mobilizer"
method: POST
path: "/v1/tools/mobilize_margin_collateral"
tags: ["margin", "collateral", "umr", "d499", "gmra", "sftr", "derivatives", "repo", "canton", "mobilization"]
---

# Margin Call Collateral Mobilizer

`POST /v1/tools/mobilize_margin_collateral`

## Request

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

Compute initial and variation margin requirements and identify eligible collateral to mobilize. Correctly branched by instrument: UMR/BCBS d499 for derivatives; GMRA/d349 for repo/SFT. Outputs margin call amounts, eligible collateral table, and mobilization gap/surplus.

**Tool URL:** https://ainumbers.co/tools/513-margin-call-collateral-mobilizer.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `aana` unknown
  - `ccp_cleared` boolean: type not evidenced by kernel source
  - `collateral_rows` unknown
  - `instrument_type` unknown
  - `mta` unknown
  - `on_chain` boolean: type not evidenced by kernel source
  - `portfolio_mtm` unknown

## Response `200`

Successful tool execution result

- object
  - `collateral_detail` object[], required
    - `already_posted` boolean, required
    - `asset_type` string, required
    - `eligible_value` number, required
    - `hc` number, required
    - `ineligible` boolean, required
    - `mobilizable` boolean, required
    - `notional` number, required
  - `gap` number, required
  - `im_call` number, required
  - `shortfall` boolean, required
  - `total_mobilizable` number, required
  - `total_required` number, required
  - `vm_call` number, required

---

[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)