Claude Sonnet 4.5 20250929 vs GPT-6 Astra
As of Oct 14, 2026, Claude Sonnet 4.5 20250929 leads GPT-6 Astra in 0 of 2 shared categories.
Claude Sonnet 4.5 20250929
#36 Best recorded rank: #36 in Abstraction (ARC), as of Oct 14, 2026.
GPT-6 Astra
Yes. SOTA in Math and co-SOTA in Vision.
| Category | Claude Sonnet 4.5 20250929 | GPT-6 Astra |
|---|---|---|
| General LLM | — | #25 · #25 in General LLM Margin 17.006802721088434 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #— · Not enough data Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #23 · #23 in Reasoning Margin 16.438356164383563 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #1 · SOTA · Math Margin 0 Epoch AI benchmarking hub · Sep 3, 2026 |
| Science | #66 · #66 in Science Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #2 · #2 in Science Margin — Epoch AI benchmarking hub · Sep 3, 2026 |
| Coding | — | #2 · Near-SOTA · Coding Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| 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 |
| Vision | — | #1 · Co-SOTA · Vision Margin 0 Epoch AI benchmarking hub · Sep 3, 2026 |
| Factuality | #— · Not enough data Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #25 · #25 in Factuality Margin 19.402985074626883 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #36 · #36 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 3, 2026 |
Claude Sonnet 4.5 20250929: price per 1M tokens is unset in the catalog.
GPT-6 Astra: $20 per 1M blended tokens.
Claude Sonnet 4.5 20250929: closed weights.
GPT-6 Astra: closed weights.
Science: As of Oct 14, 2026, GPT-6 Astra leads Claude Sonnet 4.5 20250929 in Science at #2 against #66.
Abstraction (ARC): As of Oct 14, 2026, GPT-6 Astra leads Claude Sonnet 4.5 20250929 in Abstraction (ARC) at #1 against #36.
Claude Sonnet 4.5 20250929 · GPT-6 Astra
Claude Sonnet 4.5 20250929 or GPT-6 Astra?
As of Oct 14, 2026, Claude Sonnet 4.5 20250929 leads GPT-6 Astra in 0 of 2 shared categories.
Claude Sonnet 4.5 20250929 or GPT-6 Astra for Science?
As of Oct 14, 2026, GPT-6 Astra leads Claude Sonnet 4.5 20250929 in Science at #2 against #66.
Claude Sonnet 4.5 20250929 or GPT-6 Astra for Abstraction (ARC)?
As of Oct 14, 2026, GPT-6 Astra leads Claude Sonnet 4.5 20250929 in Abstraction (ARC) at #1 against #36.