Jul 10, 2026 19:10 UTC
lmarena
lmarena.ai/leaderboard
LMArena shows two new models, 'gpt-5.6-sol-xhigh' and 'gpt-5.6-sol-xhigh-code-codex-harness,' indicating potential unannounced GPT-5.6 variants.
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new gpt-5.6-sol-xhigh and gpt-5.6-sol-xhigh-code-codex-harness models just popped up on lmarena. could this be a peek at upcoming gpt-5.6 variants?
lmarena is showing some interesting new models: gpt-5.6-sol-xhigh and its code variant. seems like openapi might be testing new gpt-5.6 features.