---
title: "Formula Composer Leaderboard"
method: GET
path: "/api/formula-composer/leaderboard"
tags: ["Backtest"]
---

# Formula Composer Leaderboard

`GET /api/formula-composer/leaderboard`

## Request

- Base URL: `https://api.xfinlab.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.xfinlab.com/api/formula-composer/leaderboard`
- Auth: none declared

Reads the persisted formula_composer_candidates leaderboard --
either one symbol's full last-scan table (best first) or, without a
symbol, the most recently scanned rows across all symbols. Read-only,
never triggers a fresh scan (use the /scan endpoint above for that).

## Query parameters

- `symbol` string
- `limit` integer
- `lang` string

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/xfinlab/apis/xfinlab-api.md) · [All operations](https://skmtc.dev/xfinlab/apis/xfinlab-api/llms.txt) · [OpenAPI document](https://skmtc.dev/xfinlab/apis/xfinlab-api/revisions/205f85614bc6?raw)