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AI IntelligenceAug 30, 2026AI Intelligence

Article

A new study shows AI coding assistants like Claude Code and Codex systematically overestimate task durations, sometimes by ten times.

They also rate their own work about 20 percentage points higher than actual performance.

AI-generated: summaries written by AI from the linked sources. How we use AI

AI-generatedAug 30, 2026Source: The Decoder

Source Brief

A new study shows AI coding assistants like Claude Code and Codex systematically overestimate task durations, sometimes by ten times. They also rate their own work about 20 percentage points higher than actual performance.

AI Research AI Agents Research Coding Read the issue

Source Brief

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