DeepSeek V4-Flash Scores 50 on Intelligence Index, Surpassing Pro Preview

Benchmark results for the official DeepSeek-V4-Flash-0731 release are in. It scored 50 on the Artificial Analysis Intelligence Index, jumping 10 points from the previous generation and outperforming its own V4-Pro-Preview by 6 points. Nearing the scores of top-tier industry models, it demonstrates exceptional cost-effectiveness and has drawn widespread community attention to DeepSeek's rapid R&D pace.

Confirmed

Artificial Analysis evaluation report confirms DeepSeek-V4-Flash-0731 achieved an intelligence index of 50
This score marks a 10-point improvement over the previous generation, beating DeepSeek-V4-Pro-Preview by 6 points
It trails only 1 point behind GLM-5.2 and GPT-5.6 Luna
It performs exceptionally well on the intelligence-cost Pareto frontier, offering better cost-effectiveness than the newly discounted (80% off) GPT-5.6 Luna (xhigh)

Why it matters

In just a month and a half of iterative updates, DeepSeek's capabilities have nearly matched top-tier models like GLM 5.2, showcasing惊人的 R&D speed
The Flash version's benchmark score significantly surpassing the Pro preview indicates a major breakthrough in DeepSeek's technical approach
Even with GPT-5.6 Luna announcing an 80% price cut, DeepSeek-V4-Flash still wins on cost-effectiveness, proving highly competitive
It continues to maintain its position in the core tier of the AI race, showing that its low-profile yet rapid iteration strategy is highly effective

2026-07-31 ~ 2026-07-31 · 7 related posts

Full story(4 episodes)→

Episode 1: DeepSeek Launches V4-Flash API with Major Agent Upgrades(2026-07-31, 21 posts)
Episode 2: DeepSeek V4-Flash Scores 50 on Intelligence Index, Surpassing Pro Preview(2026-07-31, 7 posts)
Episode 3: DeepSeek-V4-Flash Benchmarks Impress but Face Pricing Controversy(2026-07-31, 4 posts)
Episode 4: Predictions and Buzz Around DeepSeek V4(2026-07-31, 2 posts)

Primary sources

DeepSeek V4 Flash 0731 Scores 50 on Intelligence Index, Closing Gap with GPT-5.6 — ArtificialAnlys · 2026-07-31 17:30 (UTC+08:00)
DeepSeek-V4 Flash Scores 50 on AA Index, Beating Price-Cut GPT 5.6 in Cost-Efficiency — zainhas · 2026-07-31 16:10 (UTC+08:00)
DeepSeek V4-Flash Scores 50 on Artificial Analysis Index, 1 Point Below GLM-5.2 — MagicZhang · 2026-07-31 15:41 (UTC+08:00)

[source] DeepSeek V4-Flash Scores 50 on Artificial Analysis Index, 1 Point Below GLM-5.2 — MagicZhang · 2026-07-31
[source] DeepSeek-V4 Flash Scores 50 on AA Index, Beating Price-Cut GPT 5.6 in Cost-Efficiency — zainhas · 2026-07-31
DeepSeek-V4-Flash-0731 far surpasses DeepSeek-V4-Pro-Preview in benchmarks — SnooBunnies8392 · 2026-07-31
DeepSeek-V4-Flash surpasses V4-Pro-Preview in latest benchmarks — Outside-Risk-8912 · 2026-07-31
[source] DeepSeek V4 Flash 0731 Scores 50 on Intelligence Index, Closing Gap with GPT-5.6 — ArtificialAnlys · 2026-07-31
DeepSeek v4 Update Closes Gap with GLM 5.2 in Just 1.5 Months — cedric_chee · 2026-07-31
DeepSeek v4 Flash Scores 50 on AA Index, Closing Gap with Opus at Unbeatable Price — kimmonismus · 2026-07-31