deepseek-ai/DeepSeek-V4-Flash-0731
deepseek-ai/DeepSeek-V4-Flash-0731 The latest release in DeepSeek's V4 family, "with substantially enhanced agentic capabilities". It's 304 billion parameters - 167GB on Hugging Face - but it appears to punch well above its weight. Artificial Analysis rank it ahead of MiniMax M3 - a 428B model. It's $0.14/million input and $0.27/million output pricing means this may currently be the best value-per-intelligence model out there. It's looking very good on the Intelligence Index vs. Cost per Intelli
Record details
Published: 31 July 2026
Source: Simon Willisons Weblog
Category: Field notes
Topics: Agents & autonomy
Retrieved: 1 August 2026
Related evidence
These records share source-supplied organisations, an exact publisher byline, automatic topics or regions. The reason is shown on every link; related does not mean supporting, agreeing with or verifying this record.
DeepSeek’s boss made the case for export controls
Transformer · 24 July 2026
Measuring the Tendency of AI Agents to Go Rogue
Bruce Schneier — Schneier on Security · 29 July 2026
More on the OpenAI Agent’s Attack on Hugging Face
Bruce Schneier — Schneier on Security · 3 August 2026
Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the July 2026 Incident
Simon Willisons Weblog · 28 July 2026
The first known runaway AI agent - or a very bad marketing stunt?
Simon Willisons Weblog · 23 July 2026
AI #178: A Fire Alarm For General Intelligence
Dont Worry About the Vase (Zvi) · 23 July 2026
How to cite this record
ethics.ai (31 July 2026), “deepseek-ai/DeepSeek-V4-Flash-0731,” evidence record 15416, https://ethics.ai/record/15416 (originally published by Simon Willisons Weblog).
Use and limitations
This page is a stable index and citation surface for a source record. ethics.ai did not author the underlying report and has not independently verified every claim. Automatic topics may be imperfect. For consequential use, quote and cite the original publisher.