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Dataset · Hugging Face

JOHNISKING/ai-coding-limit-line

Where Claude Haiku falls behind Opus: 163 coding runs with hidden tests 163 headless runs (plus 11 excluded) of Claude Code (Haiku 5.5, Sonnet 5.5, Opus 5.5), Codex (gpt-6-luna) and Antigravity CLI (Gemini 4 Argon) on six levels of coding tasks, measured 2026-10-23 to 24 on one Windows 11 laptop. Page, tables and method: https://tokensave.app/data/ai-coding-limit-line · DOI 10.5281/zenodo.23600477 · License: CC BY 4.0 Key findings Levels 2 to 5 (apps from a spec… See the full description on the dataset page: https://huggingface.co/datasets/JOHNISKING/ai-coding-limit-line.

Author / organizationJOHNISKING
License (as declared)cc-by-4.0
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Created23 October 2026
Last updated at source23 October 2026
coding-agentsclaudeclaude-codecodexgeminiantigravitybenchmarkllm
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  • 23 Oct 2026 Description: Where AI coding agents first fail: Haiku, Sonnet, Opus, Codex and Gemini on six levels of coding tasks DOI: https://doi.org/10.5281/zenodo.23600477 136 headless runs (plus 6 excluded) of Claude Code 2.1.295 (Haiku 5.5, Sonnet 5.5, Opus 5.5) → Where Claude Haiku falls behind Opus: 163 coding runs with hidden tests 163 headless runs (plus 11 excluded) of Claude Code (Haiku 5.5, Sonnet 5.5, Opus 5.5), Codex (gpt-6-luna) and Antigravity CLI (Gemini 4 Argon) on six levels of coding t

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