Claude Opus 4.7 vs DeepSeek V4 Flash High Preview
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 4.7
Close. Near-SOTA in Reasoning, rank #4.
DeepSeek V4 Flash High Preview
#71 Best current rank: #71 in Coding › Web dev, as of Oct 15, 2026.
| Category | Claude Opus 4.7 | DeepSeek V4 Flash High Preview |
|---|---|---|
| General LLM | #5 · Near-SOTA · General LLM Margin 2.659574468085111 LMArena leaderboard dataset · Oct 13, 2026 | #89 · #89 in General LLM Margin 47.340425531914896 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #4 · Near-SOTA · Reasoning Margin 2.659574468085111 LMArena leaderboard dataset · Oct 13, 2026 | #94 · #94 in Reasoning Margin 50.53191489361702 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #10 · #10 in Math Margin 20 Epoch AI benchmarking hub · Apr 16, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #34 · #34 in Science Margin — Epoch AI benchmarking hub · Apr 16, 2026 | — |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #34 · Was SOTA · Coding › Web dev Margin 26.400000000000006 LMArena leaderboard dataset · Oct 13, 2026 | #71 · #71 in Coding › Web dev Margin 56 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #4 · Near-SOTA · Long context Margin 2.1276595744680833 LMArena leaderboard dataset · Oct 13, 2026 | #84 · #84 in Long context Margin 44.68085106382979 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #20 · Was SOTA · Vision Margin 55.26315789473684 Epoch AI benchmarking hub · Apr 16, 2026 | — |
| Factuality | #13 · #13 in Factuality Margin 8.139534883720927 LMArena leaderboard dataset · Oct 13, 2026 | #97 · #97 in Factuality Margin 56.97674418604651 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #11 · #11 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 16, 2026 | — |
Claude Opus 4.7: $10 per 1M blended tokens.
DeepSeek V4 Flash High Preview: price per 1M tokens is unset in the catalog.
Claude Opus 4.7: closed weights.
DeepSeek V4 Flash High Preview: open weights.
General LLM: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in General LLM at #5 against #89.
Reasoning: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in Reasoning at #4 against #94.
Coding › Web dev: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in Coding › Web dev at #34 against #71.
Long context: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in Long context at #4 against #84.
Factuality: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in Factuality at #13 against #97.
Claude Opus 4.7 · DeepSeek V4 Flash High Preview
Claude Opus 4.7 or DeepSeek V4 Flash High Preview?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 4.7 or DeepSeek V4 Flash High Preview for General LLM?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in General LLM at #5 against #89.
Claude Opus 4.7 or DeepSeek V4 Flash High Preview for Reasoning?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in Reasoning at #4 against #94.
Claude Opus 4.7 or DeepSeek V4 Flash High Preview for Coding › Web dev?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash High Preview in Coding › Web dev at #34 against #71.