Claude Opus 4.7 vs DeepSeek V4 Flash
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in 4 of 5 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.7
Close. Near-SOTA in Reasoning, rank #4.
DeepSeek V4 Flash
Yes. Yes on General LLM (best per dollar); Reasoning (best per dollar). Not the overall leader.
| Category | Claude Opus 4.7 | DeepSeek V4 Flash |
|---|---|---|
| General LLM | #5 · Near-SOTA · General LLM Margin 3.401360544217681 LMArena leaderboard dataset · Oct 13, 2026 | #75 · #75 in General LLM Margin 51.02040816326531 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #4 · Near-SOTA · Reasoning Margin 3.4246575342465775 LMArena leaderboard dataset · Oct 13, 2026 | #72 · #72 in Reasoning Margin 50 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 | #32 · Was SOTA · Coding › Web dev Margin 28.971962616822424 LMArena leaderboard dataset · Oct 13, 2026 | #30 · #30 in Coding › Web dev Margin 27.10280373831776 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #4 · Near-SOTA · Long context Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 | #69 · #69 in Long context Margin 46.93877551020408 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #20 · Was SOTA · Vision Margin 55.26315789473684 Epoch AI benchmarking hub · Apr 16, 2026 | — |
| Factuality | #12 · #12 in Factuality Margin 9.701492537313428 LMArena leaderboard dataset · Oct 13, 2026 | #66 · #66 in Factuality Margin 50 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: $0.11374999999999999 per 1M blended tokens.
Claude Opus 4.7: closed weights.
DeepSeek V4 Flash: open weights.
General LLM: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in General LLM at #5 against #75.
Reasoning: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in Reasoning at #4 against #72.
Coding › Web dev: As of Oct 15, 2026, DeepSeek V4 Flash leads Claude Opus 4.7 in Coding › Web dev at #30 against #32.
Long context: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in Long context at #4 against #69.
Factuality: As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in Factuality at #12 against #66.
Claude Opus 4.7 · DeepSeek V4 Flash
Claude Opus 4.7 or DeepSeek V4 Flash?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in 4 of 5 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.7 or DeepSeek V4 Flash for General LLM?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in General LLM at #5 against #75.
Claude Opus 4.7 or DeepSeek V4 Flash for Reasoning?
As of Oct 15, 2026, Claude Opus 4.7 leads DeepSeek V4 Flash in Reasoning at #4 against #72.
Claude Opus 4.7 or DeepSeek V4 Flash for Coding › Web dev?
As of Oct 15, 2026, DeepSeek V4 Flash leads Claude Opus 4.7 in Coding › Web dev at #30 against #32.