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DeepSeekMath-V2 Launches with 685B Parameters - Dominates Math Contests

DeepSeekMath-V2 Launches with 685B Parameters - Dominates Math Contests

TL;DR

DeepSeekMath-V2, an AI model with 685 billion parameters, excels in mathematical reasoning and achieves top scores in major competitions, now available open source for research and commercial use.

Key Points

Highlight key points with color coding based on sentiment (positive, neutral, negative).

DeepSeekMath-V2 emphasizes self-verifiable proofs, ensuring logical consistency and rigor in its reasoning.

The model has achieved gold-level scores in prestigious math competitions, demonstrating high-level mathematical reasoning capabilities.

Released under the Apache 2.0 license, DeepSeekMath-V2 is fully open source, making it accessible for research and commercial use.

With 685 billion parameters, DeepSeekMath-V2 requires significant computational resources for local deployment.

DeepSeekMath-V2 excels in generating rigorous, step-by-step mathematical proofs, setting it apart from other models.

DeepSeekMath-V2 is attracting attention in the AI community with its impressive 685 billion parameters, designed specifically for mathematical reasoning. But here's the twist: it's not just about getting the right answer. This model focuses on creating self-verifiable proofs. It's already demonstrated its capabilities by scoring top marks in prestigious competitions like the International Mathematical Olympiad (IMO) 2025, the China Mathematical Olympiad (CMO) 2024, and the Putnam Competition 2024, where it nearly aced the test with a score of 118 out of 120. Unlike the usual AI models that concentrate on the end result, DeepSeekMath-V2 emphasizes the journey, making sure each step in its proofs is logically sound and can withstand scrutiny.

Traditional mathematical AI models often falter because they focus solely on the final answer, sometimes reaching it through shaky reasoning. This is where DeepSeekMath-V2 truly excels. It uses a proof generator that works alongside a separate verifier. Think of this verifier as a watchdog, carefully checking each step for logical consistency and ensuring the entire proof holds water. It's a significant change for tasks like theorem proving, where the path to the answer is just as important as the answer itself.

The architecture of DeepSeekMath-V2 is quite remarkable, featuring a multi-stage cycle of proof generation and verification. This setup encourages the model to catch and fix its own mistakes before presenting a final proof, creating a self-improving loop. Plus, it's open-source under the Apache 2.0 license, which means researchers and businesses alike can explore and use it for their own projects. This accessibility could lead to progress in fields like theoretical physics, chemistry, biology, and even software verification, where reliable, self-verifiable proofs are invaluable.

In the grand scheme of things, DeepSeekMath-V2 is a standout in mathematical AI. Its combination of high performance, self-verification, and open-source availability sets it apart from the pack. It's not just a tool for solving problems; it's a potential catalyst for scientific discovery and educational transformation, offering AI tutors that can explain their reasoning with verified accuracy.

Key Numbers

Present key numerics and statistics in a minimalist format.
685 billion

The number of parameters in the DeepSeekMath-V2 model

118/120

The accuracy score achieved by DeepSeekMath-V2 on the Putnam 2024 competition

98.3 %

The percentage accuracy corresponding to DeepSeekMath-V2’s Putnam 2024 score

7 billion

The number of parameters in DeepSeekMath-V1

500 billion tokens

The number of training tokens used in DeepSeekMath-V1 pretraining

51.7 %

The MATH benchmark accuracy achieved by DeepSeekMath-V1

3.2

The version number of the base architecture used to build DeepSeekMath-V2

2642 downloads

The number of downloads DeepSeekMath-V2 received during October and November 2025

2025-11-30 date

The release date of DeepSeekMath-V2

8 %

The approximate percentage of contestants receiving a gold medal at the International Mathematical Olympiad

Stakeholder Relationships

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Organizations

Key entities and stakeholders, categorized for clarity: people, organizations, tools, events, regulatory bodies, and industries.
DeepSeek AI Development

Developed DeepSeekMath-V2, focusing on self-verifiable mathematical reasoning.

Tools

Key entities and stakeholders, categorized for clarity: people, organizations, tools, events, regulatory bodies, and industries.
DeepSeekMath-V2 AI Model

An advanced AI model designed for self-verifiable mathematical reasoning, achieving top scores in major math competitions.

Hugging Face Platform

Hosts DeepSeekMath-V2, making it accessible for research and commercial use.

Events

Key entities and stakeholders, categorized for clarity: people, organizations, tools, events, regulatory bodies, and industries.
International Mathematical Olympiad 2025 Math Competition

DeepSeekMath-V2 achieved top scores, showcasing its advanced capabilities.

Putnam 2024 Math Competition

DeepSeekMath-V2 excelled, demonstrating its proficiency in mathematical reasoning.

Timeline of Events

Timeline of key events and milestones.
April 2024 Release of DeepSeekMath-V1

DeepSeek releases DeepSeekMath-V1, initialized from DeepSeek-Coder-v1.5 7B and trained on 500B math-related tokens, achieving 51.7% on the MATH benchmark.

2024 DeepSeekMath-V2 achieves gold-level performance on CMO 2024

DeepSeekMath-V2 demonstrates gold-level performance on the China Mathematical Olympiad (CMO 2024).

2024 DeepSeekMath-V2 scores 118/120 on Putnam 2024

DeepSeekMath-V2 achieves a near-perfect score of 118 out of 120 on the 2024 Putnam Mathematical Competition.

2025 DeepSeekMath-V2 achieves gold-level performance on IMO 2025

DeepSeekMath-V2 reaches gold-level performance on the International Mathematical Olympiad 2025.

November 30, 2025 Official release of DeepSeekMath-V2

DeepSeek releases DeepSeekMath-V2, a 685B parameter model built on DeepSeek-V3.2-Exp-Base, introducing self-verifiable mathematical reasoning and open-sourced under Apache 2.0.

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