LIlichess
Analysis

Get cloud evaluation of a position.

Get the cached evaluation of a position, if available. Opening positions have more chances of being available. There are about 320 million positions in the database. Up to 5 variations may be available. Variants are supported. Use this endpoint to fetch a few positions here and there. If you want to download a lot of positions, get the full list from our exported database.

get/api/cloud-eval

Request

  • Base URL
    https://lichess.org
  • URL
    https://lichess.org/api/cloud-eval
  • Auth
    none required

Query parameters

fenstring required

X-FEN of the position

multiPvinteger

Number of variations

variant'standard' | 'chess960' | 'crazyhouse' | 'antichess' | 'atomic' | 'horde' | 'kingOfTheHill' | 'racingKings' | 'threeCheck' | 'fromPosition'

Variant

Response

The evaluation of the position.

depthinteger required
fenstring required
knodesinteger required

Changes

No recorded changes to this operation across all 16 revisions of this API.