---
title: "Settle an order-book snapshot"
method: POST
path: "/v1/hft/orderbook/settle"
---

# Settle an order-book snapshot

`POST /v1/hft/orderbook/settle`

## Request

- Base URL: `https://financesec.api.caleralabs.com`
- URL: `https://financesec.api.caleralabs.com/v1/hft/orderbook/settle`
- Auth: API key in header `X-License-Key`

Hopfield well settlement on a venue book. Empty body uses the engine fallback book.

## Request body

- OrderBookSnapshot
  - `venue` string
  - `symbol` string
  - `timestamp_nano` integer
  - `bids` object[]
    - `price` number
    - `volume` number
  - `asks` object[]
    - `price` number
    - `volume` number
  - `mid_price` number
  - `spread_bps` number
  - `queue_imbalance` number
  - `micro_price` number

## Response `200`

Settled book with support/resistance wells

- HftSettleResponse
  - `status` string
  - `symbol` string
  - `venue` string
  - `mid_price` number
  - `hopfield_support_well` number
  - `hopfield_resist_well` number
  - `latency_us` integer

---

[API](https://skmtc.dev/caleralabs/apis/financesec-api-reference.md) · [All operations](https://skmtc.dev/caleralabs/apis/financesec-api-reference/llms.txt) · [OpenAPI document](https://skmtc.dev/caleralabs/apis/financesec-api-reference/revisions/fed76f2ec6e5?raw)