GPT-6 Astra vs O3
As of Oct 14, 2026, GPT-6 Astra leads O3 in 7 of 7 shared categories: General LLM, Reasoning, Math, Science, Long context, Factuality, and Abstraction (ARC).
| Category | GPT-6 Astra | O3 |
|---|---|---|
| General LLM | #25 · #25 in General LLM Margin 17.006802721088434 LMArena leaderboard dataset · Oct 13, 2026 | #78 · Was SOTA · General LLM Margin 53.06122448979592 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #23 · #23 in Reasoning Margin 16.438356164383563 LMArena leaderboard dataset · Oct 13, 2026 | #90 · Was SOTA · Reasoning Margin 62.32876712328767 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #1 · SOTA · Math Margin 0 Epoch AI benchmarking hub · Sep 3, 2026 | #20 · Was SOTA · Math Margin 42.22222222222222 Epoch AI benchmarking hub · Apr 16, 2025 |
| Science | #2 · #2 in Science Margin — Epoch AI benchmarking hub · Sep 3, 2026 | #67 · #67 in Science Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
| Coding | #2 · Near-SOTA · Coding Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
| Coding › Agentic | #2 · Near-SOTA · Coding › Agentic Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #2 · Near-SOTA · Coding › Web dev Margin 0.9345794392523317 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #22 · #22 in Long context Margin 14.965986394557817 LMArena leaderboard dataset · Oct 13, 2026 | #110 · Was SOTA · Long context Margin 74.82993197278913 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #1 · Co-SOTA · Vision Margin 0 Epoch AI benchmarking hub · Sep 3, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #25 · #25 in Factuality Margin 19.402985074626883 LMArena leaderboard dataset · Oct 13, 2026 | #105 · #105 in Factuality Margin 79.1044776119403 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 3, 2026 | #37 · #37 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2025 |
GPT-6 Astra: $20 per 1M blended tokens.
O3: $3.5 per 1M blended tokens.
GPT-6 Astra: closed weights.
O3: closed weights.
General LLM: As of Oct 14, 2026, GPT-6 Astra leads O3 in General LLM at #25 against #78.
Reasoning: As of Oct 14, 2026, GPT-6 Astra leads O3 in Reasoning at #23 against #90.
Math: As of Oct 14, 2026, GPT-6 Astra leads O3 in Math at #1 against #20.
Science: As of Oct 14, 2026, GPT-6 Astra leads O3 in Science at #2 against #67.
Long context: As of Oct 14, 2026, GPT-6 Astra leads O3 in Long context at #22 against #110.
Factuality: As of Oct 14, 2026, GPT-6 Astra leads O3 in Factuality at #25 against #105.
Abstraction (ARC): As of Oct 14, 2026, GPT-6 Astra leads O3 in Abstraction (ARC) at #1 against #37.
GPT-6 Astra or O3?
As of Oct 14, 2026, GPT-6 Astra leads O3 in 7 of 7 shared categories: General LLM, Reasoning, Math, Science, Long context, Factuality, and Abstraction (ARC).
GPT-6 Astra or O3 for General LLM?
As of Oct 14, 2026, GPT-6 Astra leads O3 in General LLM at #25 against #78.
GPT-6 Astra or O3 for Reasoning?
As of Oct 14, 2026, GPT-6 Astra leads O3 in Reasoning at #23 against #90.
GPT-6 Astra or O3 for Math?
As of Oct 14, 2026, GPT-6 Astra leads O3 in Math at #1 against #20.