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OpenAI
GPT-6 family
3 releases · Elo progression and succession lineage (D9)
Elo progression
Sep 2026
GPT-6 Astra
CLOSED
—
3012.7
Sep 2026
GPT-6 Luna
CLOSED
—
succeeds GPT-6 Astra
-483.2
2529.5
Sep 2026
GPT-6 Sol
CLOSED
—
succeeds GPT-6 Astra
-164.7
2848.0