Claude Haiku 4.5 vs GPT-5.6 Terra
As of Oct 15, 2026, Claude Haiku 4.5 leads GPT-5.6 Terra in 0 of 7 shared categories.
Claude Haiku 4.5
#78 Best recorded rank: #78 in Abstraction (ARC), as of Oct 15, 2026.
GPT-5.6 Terra
#4 Best recorded rank: #4 in Abstraction (ARC), as of Oct 15, 2026.
| Category | Claude Haiku 4.5 | GPT-5.6 Terra |
|---|---|---|
| General LLM | #133 · #133 in General LLM Margin 70.74468085106383 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in General LLM Margin 23.40425531914893 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #119 · #119 in Reasoning Margin 63.829787234042556 LMArena leaderboard dataset · Oct 13, 2026 | #41 · #41 in Reasoning Margin 22.34042553191489 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #109 · #109 in Science Margin — Epoch AI benchmarking hub · Oct 15, 2025 | #15 · #15 in Science Margin — Epoch AI benchmarking hub · Jul 9, 2026 |
| Coding | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 2026 | #13 · #13 in Coding Margin 63.63636363636363 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | — | #13 · #13 in Coding › Agentic Margin 63.63636363636363 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #103 · #103 in Coding › Web dev Margin 81.6 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in Coding › Web dev Margin 34.400000000000006 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #107 · #107 in Long context Margin 56.91489361702128 LMArena leaderboard dataset · Oct 13, 2026 | #54 · #54 in Long context Margin 28.723404255319153 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #11 · #11 in Vision Margin 31.578947368421055 Epoch AI benchmarking hub · Jul 9, 2026 |
| Factuality | #125 · #125 in Factuality Margin 73.25581395348837 LMArena leaderboard dataset · Oct 13, 2026 | #28 · #28 in Factuality Margin 16.860465116279073 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #78 · #78 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Oct 15, 2025 | #4 · #4 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 9, 2026 |
Claude Haiku 4.5: $2.0000000000000004 per 1M blended tokens.
GPT-5.6 Terra: $4.5 per 1M blended tokens.
Claude Haiku 4.5: closed weights.
GPT-5.6 Terra: closed weights.
General LLM: As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in General LLM at #44 against #133.
Reasoning: As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Reasoning at #41 against #119.
Science: As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Science at #15 against #109.
Coding › Web dev: As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Coding › Web dev at #44 against #103.
Long context: As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Long context at #54 against #107.
Factuality: As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Factuality at #28 against #125.
Abstraction (ARC): As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Abstraction (ARC) at #4 against #78.
Claude Haiku 4.5 · GPT-5.6 Terra
Claude Haiku 4.5 or GPT-5.6 Terra?
As of Oct 15, 2026, Claude Haiku 4.5 leads GPT-5.6 Terra in 0 of 7 shared categories.
Claude Haiku 4.5 or GPT-5.6 Terra for General LLM?
As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in General LLM at #44 against #133.
Claude Haiku 4.5 or GPT-5.6 Terra for Reasoning?
As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Reasoning at #41 against #119.
Claude Haiku 4.5 or GPT-5.6 Terra for Science?
As of Oct 15, 2026, GPT-5.6 Terra leads Claude Haiku 4.5 in Science at #15 against #109.