Claude Haiku 4.5 vs Claude Opus 4.7
As of Oct 14, 2026, Claude Haiku 4.5 leads Claude Opus 4.7 in 0 of 7 shared categories.
Claude Haiku 4.5
#78 Best recorded rank: #78 in Abstraction (ARC), as of Oct 14, 2026.
Claude Opus 4.7
Close. Near-SOTA in Reasoning, rank #4.
| Category | Claude Haiku 4.5 | Claude Opus 4.7 |
|---|---|---|
| General LLM | #104 · #104 in General LLM Margin 70.74829931972789 LMArena leaderboard dataset · Oct 13, 2026 | #5 · Near-SOTA · General LLM Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #91 · #91 in Reasoning Margin 63.013698630136986 LMArena leaderboard dataset · Oct 13, 2026 | #4 · Near-SOTA · Reasoning Margin 3.4246575342465775 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #10 · #10 in Math Margin 20 Epoch AI benchmarking hub · Apr 16, 2026 |
| Science | #109 · #109 in Science Margin — Epoch AI benchmarking hub · Oct 15, 2025 | #34 · #34 in Science Margin — Epoch AI benchmarking hub · Apr 16, 2026 |
| Coding | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Apr 16, 2026 |
| Coding › Web dev | #92 · #92 in Coding › Web dev Margin 85.04672897196262 LMArena leaderboard dataset · Oct 13, 2026 | #32 · Was SOTA · Coding › Web dev Margin 28.971962616822424 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #84 · #84 in Long context Margin 57.142857142857146 LMArena leaderboard dataset · Oct 13, 2026 | #4 · Near-SOTA · Long context Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #20 · Was SOTA · Vision Margin 55.26315789473684 Epoch AI benchmarking hub · Apr 16, 2026 |
| Factuality | #97 · #97 in Factuality Margin 73.13432835820896 LMArena leaderboard dataset · Oct 13, 2026 | #12 · #12 in Factuality Margin 9.701492537313428 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #78 · #78 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Oct 15, 2025 | #11 · #11 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2026 |
Claude Haiku 4.5: $2.0000000000000004 per 1M blended tokens.
Claude Opus 4.7: $10 per 1M blended tokens.
Claude Haiku 4.5: closed weights.
Claude Opus 4.7: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in General LLM at #5 against #104.
Reasoning: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Reasoning at #4 against #91.
Science: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Science at #34 against #109.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Coding › Web dev at #32 against #92.
Long context: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Long context at #4 against #84.
Factuality: As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Factuality at #12 against #97.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Abstraction (ARC) at #11 against #78.
Claude Haiku 4.5 · Claude Opus 4.7
Claude Haiku 4.5 or Claude Opus 4.7?
As of Oct 14, 2026, Claude Haiku 4.5 leads Claude Opus 4.7 in 0 of 7 shared categories.
Claude Haiku 4.5 or Claude Opus 4.7 for General LLM?
As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in General LLM at #5 against #104.
Claude Haiku 4.5 or Claude Opus 4.7 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Reasoning at #4 against #91.
Claude Haiku 4.5 or Claude Opus 4.7 for Science?
As of Oct 14, 2026, Claude Opus 4.7 leads Claude Haiku 4.5 in Science at #34 against #109.