Claude Fable 5.1 vs DeepSeek V4 Pro High
As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Fable 5.1
Yes. SOTA in Factuality (tied).
DeepSeek V4 Pro High
#30 Best current rank: #30 in Coding › Web dev, as of Oct 15, 2026.
| Category | Claude Fable 5.1 | DeepSeek V4 Pro High |
|---|---|---|
| General LLM | #6 · Near-SOTA · General LLM Margin 3.191489361702125 LMArena leaderboard dataset · Oct 13, 2026 | #49 · #49 in General LLM Margin 26.06382978723404 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #5 · Near-SOTA · Reasoning Margin 3.191489361702125 LMArena leaderboard dataset · Oct 13, 2026 | #52 · #52 in Reasoning Margin 28.191489361702125 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #2 · Near-SOTA · Math Margin 2.2222222222222285 Epoch AI benchmarking hub · Sep 1, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding | #3 · Near-SOTA · Coding Margin 18.181818181818187 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #3 · Near-SOTA · Coding › Agentic Margin 18.181818181818187 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #5 · Near-SOTA · Coding › Web dev Margin 3.200000000000003 LMArena leaderboard dataset · Oct 13, 2026 | #30 · #30 in Coding › Web dev Margin 23.200000000000003 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #6 · Near-SOTA · Long context Margin 3.1914893617021107 LMArena leaderboard dataset · Oct 13, 2026 | #47 · #47 in Long context Margin 25 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #6 · #6 in Vision Margin 18.421052631578945 Epoch AI benchmarking hub · Sep 1, 2026 | — |
| Factuality | #1 · Co-SOTA · Factuality Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #51 · #51 in Factuality Margin 30.232558139534888 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 1, 2026 | — |
Claude Fable 5.1: $20 per 1M blended tokens.
DeepSeek V4 Pro High: price per 1M tokens is unset in the catalog.
Claude Fable 5.1: closed weights.
DeepSeek V4 Pro High: open weights.
General LLM: As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in General LLM at #6 against #49.
Reasoning: As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in Reasoning at #5 against #52.
Coding › Web dev: As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in Coding › Web dev at #5 against #30.
Long context: As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in Long context at #6 against #47.
Factuality: As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in Factuality at #1 against #51.
Claude Fable 5.1 · DeepSeek V4 Pro High
Claude Fable 5.1 or DeepSeek V4 Pro High?
As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Fable 5.1 or DeepSeek V4 Pro High for General LLM?
As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in General LLM at #6 against #49.
Claude Fable 5.1 or DeepSeek V4 Pro High for Reasoning?
As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in Reasoning at #5 against #52.
Claude Fable 5.1 or DeepSeek V4 Pro High for Coding › Web dev?
As of Oct 15, 2026, Claude Fable 5.1 leads DeepSeek V4 Pro High in Coding › Web dev at #5 against #30.