---
title: "Look up Market Brew chunk and separation overlay data for a live URL"
method: GET
path: "/api/v1/chunk-overlay/lookup"
tags: ["Chunk Overlay"]
---

# Look up Market Brew chunk and separation overlay data for a live URL

`GET /api/v1/chunk-overlay/lookup`

## Request

- Base URL: `https://brew.marketbrew.ai/api/v1`
- URL: `https://brew.marketbrew.ai/api/v1/api/v1/chunk-overlay/lookup`
- Auth: API key in header `API-Key`

## Query parameters

- `url` string, required

## Response `200`

OK

- ChunkOverlayResponse
  - `available` boolean
  - `message` string
  - `version` string
  - `url` string
  - `targetUrl` string
  - `source` string
  - `defaultMode` string
  - `chunks` ChunkOverlayChunk[]
    - `index` integer
    - `label` string
    - `text` string
    - `category` string
    - `startChar` integer
    - `endChar` integer
    - `embeddingId` integer
    - `offset` integer
    - `length` integer
    - `clusterId` integer
    - `domainClusterId` integer
    - `segmentCount` integer
    - `segments` ChunkOverlayChunk[]
  - `chunkModes` object
  - `separationModes` object

---

[API](https://skmtc.dev/marketbrew/apis/market-brew-api-documentation.md) · [All operations](https://skmtc.dev/marketbrew/apis/market-brew-api-documentation/llms.txt) · [OpenAPI document](https://skmtc.dev/marketbrew/apis/market-brew-api-documentation/revisions/11e3674a43d7?raw)