API
To use the API, send a POST request to the URL for each function as indicated below.

Your API key can be found in your member prefences.

Get collection list
URL: https://letslogic.com/api/v1/collections
PARAMS: key

Get levels in collection
URL: https://letslogic.com/api/v1/collection/collection_id
PARAMS: key

Submit level solution
URL: https://letslogic.com/api/v1/level/level_id
PARAMS: key & solution

PHP examples here.

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Site Statistics
Puzzle Packs623
Total Puzzles52,333
Unsolved Puzzles6
Puzzle Attempts2,080,199
Puzzle Victories1,250,255
Attempt/Victory Ratio60%