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The whale is back.
Earlier this year, Global AI and Business Community to its hit Open Source Reasoning AI Model R1 earlier this year, earlier this year, Chinese Startup Dipse East has only released a spinoff-direction of Hong Kong Quantitative Analysis Firm High-Filir Capital Management, a spinoff-direction of Hi-Filir Capital Management. Update, which is an important update, Gemini 2.5 Pro
This update is designed to give strong performance on complex arguments in mathematics, science, business and programming with increased features for developers and researchers.
Like its predecessor, Deepsek-R is available under 1-0528 License and open MIT licenseSupporting commercial use and allowing developers to adapt the model for their needs.
Open-source model weight AI code sharing communities are available through a hug faceAnd detailed documents are provided for local deployments or to integrate through Deepsek API.
The current users of the Deepsek API will automatically update their model infections to R1-0528 without any additional cost. The current cost for the API of Deepsek is $ 0.14 per 1 million input tokens, which regularly from 8:30 am to 12:30 pm (falls to $ 0.035 during discount hours). The output for 1 million tokens is priced at $ 2.19 continuously.
For those wishing to run the model locally, Deepsek has published detailed instructions on its Github Repository. The company also encourages the community to provide feedback and questions through its service email.
Individual users can try it for free through Deepsac’s website here, although you have to provide a phone number or Google Account Access to sign in.
Increased logic and benchmark performance
The origin of the update has significant improvements in the ability of the model to handle challenging arguments.
Deepsek stated in its new model card on the Hugging Fes that these enrichment computers stem by increasing computational resources and implementing algorithm adaptation in post-training. This approach has resulted in significant improvement in various benchmarks.
For example, in the AIME 2025 Tests, the accuracy of Deepseek-R1-0528 increased from 70% to 87.5%, indicating deep logic processes that now the previous version now has average 23,000 tokens per question compared to 12,000.

Coding performance also saw a boost, in which accuracy on lavcodebench dataset is increasing from 63.5% to 73.3%. On the demand for “final examination of humanity”, more than double performance, from 8.5% to 17.7%.
These advances placed Deepsek-R 1-0528 close to the performance of installed models like O3 and Gemini 2.5 Pro of OpenAI, according to the internal assessment-both models have either rate limit and/or/or payment of payment to access.
UX upgrade and new features
Beyond improvement in performance, Dipsek-R 1-0528 introduces many new features aimed at increasing the user experience.
Update JSON adds support for output and function calling, features that make the model’s abilities easier to integrate in their applications and workflows for developers.
Front-end capabilities are also refined, and Deepsek says that these changes will create a smooth, more efficient interaction for users.
Additionally, the model’s hallucination rate is reduced, contributing to more reliable and coherent production.
A notable update system is the beginning of signs. Unlike the previous version, a special token at the beginning of the output to activate the “thinking” mode was required, this update removes the need to streamline deployment for developers.
Small variants for people with more limited calculation budget
Along with this release, Deepsek has distilled its chain-off-three Reasoning in a small version, Dipsek-R 1-0528 -QWen3-8B, which should help those enterprise decision-makers and developers who do not have the hardware required to run completely
This distilled version reportedly receives state-of-the-art performance among the open-source model on tasks such as AIME 2024, which corrects Qwen3 -8B better than 10% and matches the Qwen3-235B-Thinking.
As ModelHalf-clay (FP16) requires about 16 GB memory of GPU memory to run an 8 billion-parameter large language model (LLM), which is equal to about 2 GB per billion parameters.
Therefore, a single high -end GPU with at least 16 GB VRAM, such as Nvidia RTX 3090 or 4090, is sufficient to run 8B LLM in FP 16 accuracy. For models with forward volume, GPU can be used with 8–12 GB VRAM like RTX 3060.
Deepsek believes that this distilled model will prove useful for educational research and industrial applications, requiring small scale models.
Initial AI developer and impressive reactions
The update has already noticed and praised developers and enthusiastic people on social media.
Haider aka “@SLOW_DEVELOPER“The X has shared on the X is just incredible in Dipsek-R 1-0528” coding “, stating that it caused a clean code and working test for a Word scoring system challenge, both ran completely in the first attempt.
During this time, Posted lison al gab It is aiming for “Deepsek Raja: O3 and Gemini 2.5 Pro,” reflecting the general consensus that the new update brings the model of Deepsek closer to these top artists.
Another AI news and rumor influencing, chubbyCommented that “Deepsek was cooking!” And highlighted how the new version is almost with O3 and Gemini 2.5 Pro.
Chobi also estimated that the final R1 update could indicate that Deepsek is soon awaited its long -awaited and “R2” Frontier model, as well as.
looking ahead
The release of Deepsek-R 1-0528 underlined Deepsak’s commitment to give high performance, open-source models that prefer logic and purpose. Practical characteristics and an average benchmark advantage with an average open-source license, Deepsek-R 1-0528 is used as a valuable tool for developers, researchers and enthusiasts that are using the latest in language model capabilities.