---
title: "Public Liqmap Heatmap"
method: GET
path: "/charts/liqmap-heatmap/{venue}/{coin}"
---

# Public Liqmap Heatmap

`GET /charts/liqmap-heatmap/{venue}/{coin}`

## Request

- Base URL: `https://api.n0brains.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.n0brains.com/charts/liqmap-heatmap/{venue}/{coin}`
- Auth: none declared

Public — no auth. Price×time liquidation heatmap grid for (venue, coin).
rows = price bins, cols = max time columns. days > 0 selects the full time
WINDOW (snapshots since now-days, downsampled to <= cols columns by taking
the last snapshot per time bucket); days = 0 keeps the legacy behavior
(newest `cols` snapshots). Returns {prices:[...], times:[...],
grid:[[intensity,...] per price-row], spots:[...], price_min, price_max}.
Empty grid until snapshots accumulate.

## Path parameters

- `venue` string, required
- `coin` string, required

## Query parameters

- `rows` integer
- `cols` integer
- `days` integer

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/n0brains/apis/n0brains-signals-api.md) · [All operations](https://skmtc.dev/n0brains/apis/n0brains-signals-api/llms.txt) · [OpenAPI document](https://skmtc.dev/n0brains/apis/n0brains-signals-api/revisions/ac21b5aebd10?raw)