DeepSeek-V4-Flash Open-Sourced: 304B Model Beats V4-Pro at $0.14
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DeepSeek open-sourced V4-Flash-0731, a 304B model scoring 82.7 on VulcanBench, matching Claude Opus-4.8 at $0.14/M input tokens. DeepSeek open-sourced V4-Flash-0731 on July 31, scoring 82.7 on VulcanBench and matching Claude Opus-4.8. The 304B-parameter model undercuts V4-Pro preview pricing by 65%, at $0.14 per million input tokens. Key facts Released July 31, 2026 as open-source 304B parameters, 45% of V4's 671B VulcanBench score: 82.7, matches Opus-4.8 Pricing: $0.14/$0.28 per M tokens…
1Key Takeaways
- DeepSeek open-sourced V4-Flash-0731, a 304B model scoring 82.7 on VulcanBench, matching Claude Opus-4.8 at $0.14/M input tokens.
- DeepSeek open-sourced V4-Flash-0731 on July 31, scoring 82.7 on VulcanBench and matching Claude Opus-4.8.
- The 304B-parameter model undercuts V4-Pro preview pricing by 65%, at $0.14 per million input tokens.
- Key facts Released July 31, 2026 as open-source 304B parameters, 45% of V4's 671B VulcanBench score: 82.7, matches Opus-4.8 Pricing: $0.14/$0.28 per M tokens….
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3Why it matters
Coding AI shifts how fast software ships and how much human review each change needs. DEV — ML reports that deepSeek open-sourced V4-Flash-0731, a 304B model scoring 82.7 on VulcanBench, matching Claude Opus-4.8 at $0.14/M input tokens.
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