Claude Opus 5.5 vs GLM 4.7 Flash
As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in 3 of 3 shared categories: General LLM, Reasoning, and Factuality.
Claude Opus 5.5
Yes. SOTA in co-SOTA in Reasoning, co-SOTA in Coding, co-SOTA in Coding › Agentic, Coding › Web dev, co-SOTA in Long context and co-SOTA in Factuality.
GLM 4.7 Flash
#121 Best current rank: #121 in Factuality, as of Oct 14, 2026.
| Category | Claude Opus 5.5 | GLM 4.7 Flash |
|---|---|---|
| General LLM | #2 · Near-SOTA · General LLM Margin 1.3605442176870781 LMArena leaderboard dataset · Oct 13, 2026 | #147 · #147 in General LLM Margin 100 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #1 · Co-SOTA · Reasoning Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #144 · #144 in Reasoning Margin 99.31506849315069 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | — |
| Science | #31 · #31 in Science Margin — Epoch AI benchmarking hub · Sep 22, 2026 | — |
| Coding | #1 · Co-SOTA · Coding Margin 0 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #1 · Co-SOTA · Coding › Agentic Margin 0 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #1 · SOTA · Coding › Web dev Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #1 · Co-SOTA · Long context Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Vision | #4 · Near-SOTA · Vision Margin 13.15789473684211 Epoch AI benchmarking hub · Sep 22, 2026 | — |
| Factuality | #1 · Co-SOTA · Factuality Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #121 · #121 in Factuality Margin 91.04477611940298 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 22, 2026 | — |
Claude Opus 5.5: $8.000000000000002 per 1M blended tokens.
GLM 4.7 Flash: $0.145375 per 1M blended tokens.
Claude Opus 5.5: closed weights.
GLM 4.7 Flash: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in General LLM at #2 against #147.
Reasoning: As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in Reasoning at #1 against #144.
Factuality: As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in Factuality at #1 against #121.
Claude Opus 5.5 · GLM 4.7 Flash
Claude Opus 5.5 or GLM 4.7 Flash?
As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in 3 of 3 shared categories: General LLM, Reasoning, and Factuality.
Claude Opus 5.5 or GLM 4.7 Flash for General LLM?
As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in General LLM at #2 against #147.
Claude Opus 5.5 or GLM 4.7 Flash for Reasoning?
As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in Reasoning at #1 against #144.
Claude Opus 5.5 or GLM 4.7 Flash for Factuality?
As of Oct 14, 2026, Claude Opus 5.5 leads GLM 4.7 Flash in Factuality at #1 against #121.