---
title: "T258 · Intraday Credit Facility Sizing Model — AINumbers.co"
method: POST
path: "/v1/tools/intraday_credit_facility_sizer"
---

# T258 · Intraday Credit Facility Sizing Model — AINumbers.co

`POST /v1/tools/intraday_credit_facility_sizer`

## Request

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

Basel III LCR-framed intraday credit facility sizing model. Minimum liquidity buffer, LCR ratio impact, BCBS 248 indicator set, peak debit stress scenarios, and liquidity Policy Mandate JSON. Client-side. Works offline. Zero PII.

**Tool URL:** https://ainumbers.co/tools/258-intraday-credit-facility-sizer.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `institution_type` 'large_bank' | 'regional_bank' | 'community_bank' | 'non_bank' | 'emi'
  - `settlement_window` 'fednow' | 'fedwire' | 'chips' | 'chaps' | 'target2' | 'sepa_inst'
  - `avg_daily_gross_volume_usd` number, required: Average daily gross payment settlement volume in USD
  - `peak_net_debit_position_usd` number, required: Maximum intraday negative balance — the ILM1 BCBS 248 indicator (daily max intraday liquidity usage)
  - `buffer_target_pct` 10 | 20 | 25 | 30 | 50: Percentage buffer above peak net debit for minimum intraday liquidity buffer calculation
  - `current_lcr_pct` number, required: Current Liquidity Coverage Ratio as a percentage (≥100% = compliant)
  - `current_hqla_usd` number, required: Total High Quality Liquid Assets stock (LCR numerator)
  - `net_cash_outflows_30d_usd` number, required: 30-day net cash outflows (LCR denominator)
  - `existing_intraday_line_usd` number: Existing committed intraday credit line amount
  - `collateral_type` 'reserves' | 'govt_securities' | 'sovereign_bonds' | 'corp_bonds' | 'agency_mbs' | 'other'
  - `collateral_haircut_pct` number: Basel III haircut applied to pre-positioned collateral
  - `time_specific_obligations_pct` number: Percentage of daily volume due at specific times (ILM4 input)
  - `correspondent_flow_pct` number: Percentage of daily volume flowing through correspondent arrangements (ILM5 input)
  - `payment_timing_first_2hr_pct` number: Percentage of daily payments sent in first 2 hours of settlement window (ILM7 input)

## Response `200`

Successful tool execution result

- object
  - `minimum_intraday_buffer_usd` number, required
  - `recommended_facility_size_usd` number, required
  - `facility_gap_usd` number
  - `adequacy_assessment` 'Adequate' | 'Marginal' | 'Insufficient', required
  - `gross_collateral_required_usd` number
  - `lcr_post_preposition_pct` number
  - `lcr_impact_ppt` number
  - `lcr_compliant_post_preposition` boolean
  - `bcbs248_indicators` object, required: ILM1–ILM7 values per BCBS 248
    - `ilm1` number
    - `ilm2` number
    - `ilm3` number
    - `ilm4` number
    - `ilm5` number
    - `ilm6` number
    - `ilm7` number
  - `stress_scenarios` object
    - `stress_1_5x_covered` boolean
    - `stress_2x_covered` boolean
    - `stress_3x_covered` boolean
  - `agent_instructions` string[]
  - `ap2_mandate` object, 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)