---
title: "List Backfills"
method: GET
path: "/v1/backfills"
tags: ["Backfills"]
---

# List Backfills

`GET /v1/backfills`

## Request

- Base URL: `https://api.ensemble.markets` (the document declares no server; this is the origin it was published from)
- URL: `https://api.ensemble.markets/v1/backfills`
- Auth: HTTP bearer

Your backfill rules, by target symbol.

## Query parameters

- `limit` integer: Rows per page
- `offset` integer: Rows to skip

## Response `200`

Successful Response

- BackfillPage
  - `data` Backfill[], required
    - `symbol` string, required: The target ticker, uppercase
    - `source_type` 'asset' | 'model', required
    - `source` string, required: Ticker or model ID supplying the history
    - `source_name` string, nullable: The asset's or model's name, when it has one
    - `created_at` string, date-time, required
    - `updated_at` string, date-time, required
  - `total` integer, required: Rows matching the filters, across every page

## Other responses

- `4XX`: The request was refused; `error.type` says why
- `5XX`: The server failed; quote `X-Request-Id` when reporting it

---

[API](https://skmtc.dev/ensemble/apis/ensemble-api.md) · [All operations](https://skmtc.dev/ensemble/apis/ensemble-api/llms.txt) · [OpenAPI document](https://skmtc.dev/ensemble/apis/ensemble-api/revisions/4c0fbd80c197?raw)