Claude Instant 1.2vsDeepSeek-V4-Pro
Claude Instant 1.2 | DeepSeek-V4-Pro | |
|---|---|---|
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | — | 14% |
Competitive coding LiveCodeBenchCoding problems published so recently the AI can't have seen them in training — a contamination-free test of raw programming skill. Higher is better. | — | 93.5% |
Web browsing BrowseCompCan the AI browse the web and track down hard-to-find answers? Higher is better. | — | 83.4% |
Science GPQA DiamondGraduate-level science questions in biology, physics, and chemistry — hard enough that subject-matter PhDs score around 65%. Higher is better. | — | 90.1% |
Community preference (code) Arena Elo (Code)Like the text arena, but people vote on which AI writes better code. The votes become a chess-style Elo rating on arena.ai. Higher is better. | — | 1457 |
| Timeline | ||
| Release gap | Claude Instant 1.2 shipped 989 days before DeepSeek-V4-Pro | |
| Overview | ||
| Company | Anthropic | DeepSeek |
| Release date | Aug 9 2023 | Apr 24 2026 |
| Access | Proprietary | Open Weight |
Which is better: Claude Instant 1.2 or DeepSeek-V4-Pro?
Claude Instant 1.2 and DeepSeek-V4-Pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Instant 1.2 shipped 989 days before DeepSeek-V4-Pro, so benchmark comparisons should account for the intervening progress.
Claude Instant 1.2 is proprietary, while DeepSeek-V4-Pro is open weight.
Direct benchmark comparisons are unavailable — Claude Instant 1.2 and DeepSeek-V4-Pro don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude Instant 1.2 was released by Anthropic on Aug 9 2023.
DeepSeek-V4-Pro was released by DeepSeek on Apr 24 2026.
Claude Instant 1.2 is a proprietary model released by Anthropic. DeepSeek-V4-Pro is an open weight model released by DeepSeek.
Other comparisons
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