Chessvia AI

Chess AI that explains your moves. Stockfish eval, best move analysis, and AI coaching insights. Lichess & Chess.com. Free. Chessvia AI — Chess AI That Explains Your Moves

Get real-time chess AI analysis and coaching right inside Lichess, Chess.com, Chessiverse, and more. Chessvia combines Stockfish 17.1 engine evaluation with AI-powered coaching that explains moves in plain English — not just raw numbers.

What makes Chessvia different from other chess analysis tools:

Unlike basic chess calculators that only show engine lines, Chessvia is an AI chess coach. It tells you what to do, what to avoid, and the key idea behind each position. Every analysis includes plain-language explanations you can actually learn from.

Features:

Stockfish 17.1 evaluation running locally in your browser (fast, private, no server needed), AI coaching that explains the best move and why it works, position assessment covering opening/middlegame/endgame context, candidate moves with explanations for each option, a "What to do / What to avoid / Key idea" coaching breakdown, the ability to ask your own questions about any chess position, quick question chips for instant analysis, best move arrows drawn directly on the board, copy analysis to clipboard or have it read aloud, supports 6 chess platforms, dark and light mode support, keyboard shortcuts (Ctrl+Shift+C to toggle), and it's 100% free with no signup required.