stockfish_analyzer

Analyzes chess positions from FEN strings to identify best moves, top moves, or evaluations.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/CK991357/gemini-chat --skill stockfish-analyzer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: stockfish_analyzer
Source: https://github.com/CK991357/gemini-chat/tree/main/src/skills/stockfish_analyzer
Command: npx skills add https://github.com/CK991357/gemini-chat --skill stockfish-analyzer

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill bridges human questions about chess positions with precise engine analysis, translating FEN strings into actionable insights and explanations.

Core Features & Use Cases

  • Best Move: Identify the strongest move for the current position.
  • Top Moves: Provide a small set of high-quality alternative moves for comparison.
  • Position Evaluation: Assess overall advantages or disadvantages of the position, including material and positional factors.

Quick Start

Provide a FEN string and request the best move, top moves, or a position evaluation from stockfish_analyzer.

Frequently Asked Questions about stockfish_analyzer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I get the best chess move for a specific position using a FEN string?

To get the best chess move, provide the FEN string of your position and request the best move evaluation. The analyzer processes the FEN to identify and return the single strongest continuation for that specific board state.

How do I evaluate a chess position from a FEN string to understand material and positional advantages?

You can evaluate a chess position by submitting a FEN string and requesting a position evaluation. The analyzer assesses overall advantages or disadvantages, translating engine data into a human-readable explanation of material and positional factors.

Can I compare multiple candidate moves for a single chess position?

Yes, you can compare candidate moves by using the top moves mode on your FEN string. This provides a small set of high-quality alternative moves, allowing you to review and compare the engine's top recommendations for immediate decisions.

What is chess position evaluation and when do I need a FEN string for it?

Chess position evaluation is the process of assessing the strategic and material balance of a board state. You need a FEN string whenever you want to transfer a specific game position into a text format for engine analysis.

Does the chess engine analysis explain why a move is recommended?

Yes, the chess engine analysis bridges human questions with precise engine insights. It translates the FEN string data into actionable insights and explanations, covering the material and positional factors behind the recommended moves.

What are the limitations of using FEN strings for chess analysis?

FEN strings are limited to analyzing single, static board positions and cannot evaluate ongoing game flow or move sequences directly. You must input a new FEN string for every distinct position you want the engine to assess.