PulseAugur
EN
LIVE 14:51:59

Grok solves chess puzzle where ChatGPT, Gemini, Claude fail

An SEO specialist conducted an experiment to test the reasoning capabilities of six popular large language models on a chess puzzle. The puzzle required a mate in two moves and was presented via text coordinates. Only Grok was able to correctly solve the puzzle, identifying the correct first move and subsequent continuations. Other models like Gemini and ChatGPT came close, finding the correct first move but failing to calculate the second, while Claude and Microsoft Copilot made incorrect first moves, and DeepSeek generated illegal moves. AI

IMPACT Highlights current limitations in LLM's structured reasoning and strategic planning capabilities, even for advanced models.

RANK_REASON The item tests the capabilities of existing LLMs on a specific task, rather than announcing a new model or significant research.

Read on dev.to — LLM tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Grok solves chess puzzle where ChatGPT, Gemini, Claude fail

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
The item tests the capabilities of existing LLMs on a specific task, rather than announcing a new model or significant research.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
product, other
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
57 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [1]

  1. dev.to — LLM tag TIER_1 English(EN) · SEO-Zhuk ·

    I Tested 6 Popular LLMs on the Same Chess Puzzle. Only One Solved It.

    <p>A few years ago, shortly after ChatGPT became publicly available, I asked it to solve a simple chess puzzle.</p> <p>It failed.</p> <p>Back then I wasn't particularly surprised. Large Language Models were still in their infancy, and everyone was discovering what they could—and …