Gemini 3.8 Flash vs GPT-6 Astra
As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in 4 of 11 shared categories: General LLM, Reasoning, Long context, and Factuality.
Gemini 3.8 Flash
Yes. Yes on General LLM (best per dollar); Reasoning (best per dollar). Not the overall leader.
GPT-6 Astra
Yes. SOTA in Math and co-SOTA in Vision.
| Category | Gemini 3.8 Flash | GPT-6 Astra |
|---|---|---|
| General LLM | #7 · Was SOTA · General LLM Margin 4.761904761904759 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in General LLM Margin 17.006802721088434 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #6 · #6 in Reasoning Margin 4.794520547945211 LMArena leaderboard dataset · Oct 13, 2026 | #23 · #23 in Reasoning Margin 16.438356164383563 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #5 · #5 in Math Margin 8.888888888888886 Epoch AI benchmarking hub · Sep 2, 2026 | #1 · SOTA · Math Margin 0 Epoch AI benchmarking hub · Sep 3, 2026 |
| Science | #4 · #4 in Science Margin — Epoch AI benchmarking hub · Sep 2, 2026 | #2 · #2 in Science Margin — Epoch AI benchmarking hub · Sep 3, 2026 |
| Coding | #15 · #15 in Coding Margin 72.72727272727272 Terminal-Bench Harbor Hub · Oct 6, 2026 | #2 · Near-SOTA · Coding Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | #15 · #15 in Coding › Agentic Margin 72.72727272727272 Terminal-Bench Harbor Hub · Oct 6, 2026 | #2 · Near-SOTA · Coding › Agentic Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #27 · #27 in Coding › Web dev Margin 24.29906542056075 LMArena leaderboard dataset · Oct 13, 2026 | #2 · Near-SOTA · Coding › Web dev Margin 0.9345794392523317 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #5 · Near-SOTA · Long context Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 | #22 · #22 in Long context Margin 14.965986394557817 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #15 · #15 in Vision Margin 42.10526315789474 Epoch AI benchmarking hub · Sep 2, 2026 | #1 · Co-SOTA · Vision Margin 0 Epoch AI benchmarking hub · Sep 3, 2026 |
| Factuality | #17 · #17 in Factuality Margin 13.43283582089552 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in Factuality Margin 19.402985074626883 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 2, 2026 | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 3, 2026 |
Gemini 3.8 Flash: $1.5 per 1M blended tokens.
GPT-6 Astra: $20 per 1M blended tokens.
Gemini 3.8 Flash: closed weights.
GPT-6 Astra: closed weights.
General LLM: As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in General LLM at #7 against #25.
Reasoning: As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in Reasoning at #6 against #23.
Math: As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Math at #1 against #5.
Science: As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Science at #2 against #4.
Coding: As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Coding at #2 against #15.
Coding › Agentic: As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Coding › Agentic at #2 against #15.
Coding › Web dev: As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Coding › Web dev at #2 against #27.
Long context: As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in Long context at #5 against #22.
Vision: As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Vision at #1 against #15.
Factuality: As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in Factuality at #17 against #25.
Abstraction (ARC): As of Oct 14, 2026, Gemini 3.8 Flash and GPT-6 Astra share #1 in Abstraction (ARC).
Gemini 3.8 Flash · GPT-6 Astra
Gemini 3.8 Flash or GPT-6 Astra?
As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in 4 of 11 shared categories: General LLM, Reasoning, Long context, and Factuality.
Gemini 3.8 Flash or GPT-6 Astra for General LLM?
As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in General LLM at #7 against #25.
Gemini 3.8 Flash or GPT-6 Astra for Reasoning?
As of Oct 14, 2026, Gemini 3.8 Flash leads GPT-6 Astra in Reasoning at #6 against #23.
Gemini 3.8 Flash or GPT-6 Astra for Math?
As of Oct 14, 2026, GPT-6 Astra leads Gemini 3.8 Flash in Math at #1 against #5.