Gemini 4 Argon Beats Claude Opus 5.5 at 2026 ICPC Xi'an Regional

boker_tov · reddit · 2026-10-20

A slide from the 2026 ICPC Asia Xi'an Regional contest shows a head-to-head model competition: Gemini 4 Argon and GPT 6 Astra both solved 13/13 problems, edging out Claude Opus 5.5 and DeepSeek V4.1 Flash at 12/13 each, while Doubao managed only 4/13. Each model competed with a different tool setup. A rare real-world, same-venue comparison of frontier model coding performance.

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