DeepSeek-V4.1-Flash Release
Official release of DeepSeek-V4.1-Flash, the smallest model in the new architecture family with native multimodal visual understanding.
DeepSeek updates
Last updated · 19 releases tracked since June 2024
A dated log of everything DeepSeek has shipped, collected from official DeepSeek sources and updated as new releases land.
October 2026 at a glance
No DeepSeek releases yet in October 2026. The last one, “DeepSeek-V4.1-Flash Release”, landed on September 10, 2026.
This month
0
-1 vs last month
Last 12 months
6
Busiest: August 2026
Most shipped
Model
6 releases
Latest DeepSeek releases
Newest first. Each entry links to the official page it came from.
September 20261 release
August 20262 releases
DeepSeek-V4-Flash-Vision-Exp Release
Release of the experimental multimodal vision understanding model DeepSeek-V4-Flash-Vision-Exp on the DeepSeek API platform.
DeepSeek-V4-Pro Update
GA release of DeepSeek-V4-Pro on APP, Web, and API with enhanced agent capabilities and native Responses API support.
July 20261 release
DeepSeek-V4-Flash Update
Public beta release of DeepSeek-V4-Flash with enhanced agent capabilities and Responses API support.
April 20261 release
DeepSeek-V4
DeepSeek API now supports V4-Pro and V4-Flash models via OpenAI ChatCompletions and Anthropic interfaces.
December 20251 release
DeepSeek-V3.2
DeepSeek-V3.2 upgrade for deepseek-chat and deepseek-reasoner models with improved language consistency and agent capabilities.
Earlier releases (13)
September 20252 releases
DeepSeek-V3.2-Exp
DeepSeek-V3.2-Exp upgrade for deepseek-chat and deepseek-reasoner models with enhanced reasoning capabilities.
DeepSeek-V3.1-Terminus
DeepSeek-V3.1-Terminus upgrade with improved language consistency and agent performance optimizations.
August 20251 release
DeepSeek-V3.1
DeepSeek-V3.1 release with hybrid reasoning architecture, improved agent capabilities, and SWE-bench results.
May 20251 release
deepseek-reasoner Model Upgraded to DeepSeek-R1-0528
DeepSeek-R1-0528 upgrade with enhanced reasoning capabilities and reduced hallucinations.
March 20251 release
deepseek-chat Model Upgraded to DeepSeek-V3-0324
DeepSeek-V3-0324 upgrade with improved reasoning capabilities and code generation performance.
January 20251 release
deepseek-reasoner is our new model DeepSeek-R1
DeepSeek-R1 release with enhanced reasoning and thinking mode capabilities.
December 20241 release
deepseek-chat Model Upgraded to DeepSeek-V3
DeepSeek-V3 upgrade for deepseek-chat model with improved reasoning and code generation capabilities.
September 20241 release
deepseek-chat Upgraded to DeepSeek V2.5 Model
DeepSeek-V2.5-1210 upgrade with improved mathematical, coding, and writing capabilities.
August 20241 release
API Launches Context Caching on Disk Technology
DeepSeek API introduces hard disk caching technology to reduce prices by an order of magnitude.
July 20242 releases
New API Features
New API features including JSON Mode, Function Calling, Chat Prefix Completion, and 8K max_tokens.
deepseek-coder Upgraded to DeepSeek-Coder-V2-0724
DeepSeek-Coder-V2-0724 upgrade with enhanced coding capabilities.
June 20242 releases
deepseek-chat Upgraded to DeepSeek-V2-0628
DeepSeek-V2-0628 upgrade with improved reasoning, mathematics, and role-playing capabilities.
deepseek-coder Upgraded to DeepSeek-Coder-V2-0614
DeepSeek-Coder-V2-0614 upgrade with enhanced coding capabilities.
Shipping cadence
Releases per month over the last 12 months. Busiest month: August 2026, 2 releases.
What DeepSeek ships
Releases in the last 12 months by category and product.
By category
- Model6
By product
- DeepSeek-V3.21
- DeepSeek-V41
- DeepSeek-V4-Flash1
- DeepSeek-V4-Flash-Vision-Exp1
- DeepSeek-V4-Pro1
- DeepSeek-V4.1-Flash1
DeepSeek updates FAQ
When did DeepSeek last ship an update?
The most recent DeepSeek update we track is “DeepSeek-V4.1-Flash Release”, released on September 10, 2026.
What did DeepSeek release in September 2026?
DeepSeek shipped 1 update in September 2026, including “DeepSeek-V4.1-Flash Release”.
How often does DeepSeek release updates?
We tracked 6 updates from DeepSeek in the last 12 months, about one every 24 months. The busiest month was August 2026, with 2 releases.
Where is DeepSeek's official changelog?
DeepSeek publishes release notes on DeepSeek API Change Log, linked at the top of this page. Every entry here links back to the official page it came from.
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