---
title: "Masters database"
method: GET
path: "/masters"
tags: ["Opening Explorer"]
---

# Masters database

`GET /masters`

**Endpoint: <https://explorer.lichess.org/masters>**

Example: `curl https://explorer.lichess.org/masters?play=d2d4,d7d5,c2c4,c7c6,c4d5`

## Query parameters

- `fen` string
- `play` string
- `since` integer
- `until` integer
- `moves` integer
- `topGames` integer

## Response `200`

Opening statistics and game references for the position.

- OpeningExplorerMasters
  - `opening` OpeningExplorerOpening, required
    - `eco` string, required
    - `name` string, required
  - `white` integer, required
  - `draws` integer, required
  - `black` integer, required
  - `moves` object[], required
    - `uci` string, required
    - `san` string, required
    - `averageRating` integer, required
    - `white` integer, required
    - `draws` integer, required
    - `black` integer, required
    - `game` OpeningExplorerMastersGame, required
      - `id` string, required
      - `winner` 'white' | 'black', required
      - `white` OpeningExplorerGamePlayer, required
        - `name` string, required
        - `rating` integer, required
      - `black` OpeningExplorerGamePlayer, required
        - `name` string, required
        - `rating` integer, required
      - `year` integer, required
      - `month` string
    - `opening` OpeningExplorerOpening, required
      - `eco` string, required
      - `name` string, required
  - `topGames` object[], required
    - `uci` string, required
    - `id` string, required
    - `winner` 'white' | 'black', required
    - `white` OpeningExplorerGamePlayer, required
      - `name` string, required
      - `rating` integer, required
    - `black` OpeningExplorerGamePlayer, required
      - `name` string, required
      - `rating` integer, required
    - `year` integer, required
    - `month` string

---

[API](https://skmtc.net/lichess/apis/lichess-org-api-reference.md) · [All operations](https://skmtc.net/lichess/apis/lichess-org-api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/lichess/lichess-org-api-reference/versions/1425db81eb3b/schema)