GPT-4.5 Preview vs GPT-5.6 Terra
As of Oct 14, 2026, GPT-4.5 Preview leads GPT-5.6 Terra in 0 of 5 shared categories.
GPT-4.5 Preview
It used to be. Was SOTA in General LLM.
GPT-5.6 Terra
#4 Best recorded rank: #4 in Abstraction (ARC), as of Oct 14, 2026.
| Category | GPT-4.5 Preview | GPT-5.6 Terra |
|---|---|---|
| General LLM | #62 · Was SOTA · General LLM Margin 42.17687074829932 LMArena leaderboard dataset · Oct 13, 2026 | #35 · #35 in General LLM Margin 23.80952380952381 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #93 · Was SOTA · Reasoning Margin 64.38356164383562 LMArena leaderboard dataset · Oct 13, 2026 | #35 · #35 in Reasoning Margin 24.657534246575338 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #38 · #38 in Math Margin 84.44444444444444 Epoch AI benchmarking hub · Feb 27, 2025 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #92 · #92 in Science Margin — Epoch AI benchmarking hub · Feb 27, 2025 | #15 · #15 in Science Margin — Epoch AI benchmarking hub · Jul 9, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 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 | — | #42 · #42 in Coding › Web dev Margin 38.3177570093458 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #76 · Was SOTA · Long context Margin 51.70068027210884 LMArena leaderboard dataset · Oct 13, 2026 | #46 · #46 in Long context Margin 31.292517006802726 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #11 · #11 in Vision Margin 31.578947368421055 Epoch AI benchmarking hub · Jul 9, 2026 |
| Factuality | — | #24 · #24 in Factuality Margin 18.656716417910445 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #83 · #83 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 27, 2025 | #4 · #4 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 9, 2026 |
GPT-4.5 Preview: price per 1M tokens is unset in the catalog.
GPT-5.6 Terra: $4.5 per 1M blended tokens.
GPT-4.5 Preview: closed weights.
GPT-5.6 Terra: closed weights.
General LLM: As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in General LLM at #35 against #62.
Reasoning: As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in Reasoning at #35 against #93.
Science: As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in Science at #15 against #92.
Long context: As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in Long context at #46 against #76.
Abstraction (ARC): As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in Abstraction (ARC) at #4 against #83.
GPT-4.5 Preview · GPT-5.6 Terra
GPT-4.5 Preview or GPT-5.6 Terra?
As of Oct 14, 2026, GPT-4.5 Preview leads GPT-5.6 Terra in 0 of 5 shared categories.
GPT-4.5 Preview or GPT-5.6 Terra for General LLM?
As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in General LLM at #35 against #62.
GPT-4.5 Preview or GPT-5.6 Terra for Reasoning?
As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in Reasoning at #35 against #93.
GPT-4.5 Preview or GPT-5.6 Terra for Science?
As of Oct 14, 2026, GPT-5.6 Terra leads GPT-4.5 Preview in Science at #15 against #92.