Mathematical Problem Solving With Intermediate Verification Steps

via “mathematical problem-solving with outcome-based verification”

Alibaba's 32B reasoning model with chain-of-thought.

Unique: Trained with outcome-based rewards using accuracy verifiers that check final answer correctness, enabling the model to learn which reasoning paths lead to correct solutions rather than relying on human-annotated reasoning traces — this verification-driven approach achieves 79.5% on AIME 2024 with only 32B parameters

vs others: Achieves AIME performance comparable to much larger reasoning models (DeepSeek-R1 at 671B) through efficient RL training with outcome verification, making it deployable on single-GPU hardware while maintaining competitive mathematical reasoning capability

via “mathematical proof generation and verification reasoning”

OpenAI's most powerful reasoning model for complex problems.

Unique: Applies extended reasoning specifically to mathematical proof generation, exploring multiple proof strategies and backtracking on invalid paths before committing to a solution — this enables reasoning through proof correctness rather than pattern matching

vs others: Achieves competitive-level mathematics performance (87.5% on ARC-AGI) by reasoning through proof strategies and constraint satisfaction, outperforming GPT-4 and Claude which rely more on pattern matching and memorized proof structures

via “step-by-step solution annotation and verification”

12.5K competition math problems across 7 subjects and 5 difficulty levels.

Unique: Solutions are expert-verified and provided as part of the dataset curation, not generated post-hoc by models. This ensures high-quality ground truth for training and evaluation. Solutions include intermediate reasoning steps in natural language, enabling evaluation of reasoning quality beyond final answer correctness.

vs others: More valuable than datasets with only final answers because it enables chain-of-thought training and intermediate step evaluation; more reliable than model-generated solutions because they are human-authored and verified; more detailed than simple answer keys because it includes full reasoning paths.

via “mathematical problem solving with symbolic reasoning”

Cost-efficient reasoning model with configurable effort levels.

Unique: Implements specialized mathematical reasoning patterns with step-by-step derivation generation, achieving competition-level math performance through domain-specific training rather than general reasoning

vs others: Matches o3 on mathematical benchmarks at lower cost; outperforms standard LLMs (GPT-4, Claude) on competition-level problems due to reasoning-grade capabilities

via “mathematical reasoning and symbolic problem-solving”

text-generation model by undefined. 1,13,49,614 downloads.

Unique: DeepSeek-V3.2 was trained on mathematical reasoning datasets with explicit step-by-step annotations, enabling it to generate coherent multi-step proofs and derivations without external symbolic engines, though with pattern-matching rather than formal verification

vs others: Achieves 55-60% accuracy on MATH benchmark (vs. 50% for Llama-2-70B) by using specialized mathematical reasoning training, though still below GPT-4's 92% due to lack of formal verification and external tool integration

via “mathematical problem solving with step-by-step verification”

text-generation model by undefined. 38,71,385 downloads.

Unique: Trained via RL to optimize for mathematical correctness with explicit intermediate step generation; learns to recognize and correct errors during reasoning rather than committing to incorrect paths

vs others: Outperforms GPT-4 on MATH and AIME benchmarks (94.3% vs 80%+ on AIME) through learned reasoning allocation; provides more transparent reasoning than Gemini while maintaining higher accuracy

via “multi-step mathematical proof generation and verification”

OpenAI's reasoning model with chain-of-thought problem solving.

Unique: Generates multi-step mathematical proofs through extended reasoning that explores proof strategies and backtracks when necessary, rather than pattern-matching to training examples. The reasoning phase is visible in the thinking tokens, enabling transparency into proof construction.

vs others: Outperforms standard LLMs on mathematical proof generation because the extended thinking phase allows exploration of proof strategies and verification of intermediate steps, resulting in more rigorous and correct proofs.

via “mathematical problem solving with step-by-step derivation”

Talk to Claude, an AI assistant from Anthropic.

via “mathematical problem solving with symbolic reasoning and proof verification”

Gemini 2.5 Pro is Google’s state-of-the-art AI model designed for advanced reasoning, coding, mathematics, and scientific tasks. It employs “thinking” capabilities, enabling it to reason through responses with enhanced accuracy...

Unique: Applies extended thinking specifically to mathematical reasoning, allowing the model to explore multiple solution paths, verify intermediate steps algebraically, and backtrack if a path leads to contradiction. This produces mathematically sound solutions rather than pattern-matched approximations.

vs others: Provides reasoning-enhanced mathematical problem solving comparable to specialized tools like Wolfram Alpha, but with natural language explanation and multimodal input support; less precise than symbolic math engines but more accessible and context-aware.

via “mathematical-problem-solving-with-symbolic-reasoning”

Gemini 2.5 Pro is Google’s state-of-the-art AI model designed for advanced reasoning, coding, mathematics, and scientific tasks. It employs “thinking” capabilities, enabling it to reason through responses with enhanced accuracy...

Unique: Leverages extended internal reasoning to explore multiple mathematical approaches and verify symbolic manipulations before responding, providing higher confidence in mathematical correctness than models without reasoning capabilities.

vs others: Exceeds GPT-4 and Claude on complex mathematics by using internal reasoning to validate symbolic steps, reducing hallucinated solutions and improving explanation quality for educational use cases.

via “mathematical-problem-solving-with-step-by-step-reasoning”

DeepSeek-V3.1 is a large hybrid reasoning model (671B parameters, 37B active) that supports both thinking and non-thinking modes via prompt templates. It extends the DeepSeek-V3 base with a two-phase long-context...

Unique: Implements explicit reasoning phase specifically optimized for mathematical decomposition, allowing the model to verify intermediate steps before producing final answers, rather than generating answers directly.

vs others: More reliable for complex math than GPT-4 due to explicit verification phase, and more transparent than o1 (which hides reasoning) by allowing users to request step-by-step explanations.

via “mathematical problem-solving with step-by-step validation”

Olmo 3 32B Think is a large-scale, 32-billion-parameter model purpose-built for deep reasoning, complex logic chains and advanced instruction-following scenarios. Its capacity enables strong performance on demanding evaluation tasks and...

Unique: Olmo 3 32B Think uses its reasoning phase to validate mathematical solutions internally, enabling it to catch calculation errors and backtrack on failed solution paths. This is distinct from models that generate solutions in a single pass without validation, which are more prone to arithmetic errors.

vs others: More accurate on complex math problems than GPT-3.5 Turbo; comparable to GPT-4 on standardized math benchmarks while offering lower latency and cost

via “mathematical-reasoning-and-problem-solving”

Hermes 4 70B is a hybrid reasoning model from Nous Research, built on Meta-Llama-3.1-70B. It introduces the same hybrid mode as the larger 405B release, allowing the model to either...

Unique: Trained on mathematical problem datasets with explicit step-by-step annotations, enabling the model to generate intermediate steps that match human problem-solving patterns rather than jumping directly to answers

vs others: More transparent than Wolfram Alpha for showing reasoning steps, though less reliable for advanced mathematics; stronger than GPT-3.5 on symbolic manipulation due to larger parameter count

via “mathematical problem solving with step-by-step verification”

The o-series of models are trained with reinforcement learning to think before they answer and perform complex reasoning. The o3-pro model uses more compute to think harder and provide consistently...

Unique: Applies extended reasoning to mathematical problem-solving, enabling explicit step-by-step verification and error-checking within the reasoning phase. Unlike standard LLMs that may skip steps or make calculation errors, o3-pro's reasoning allows it to catch and correct mistakes before output.

vs others: Achieves 90%+ accuracy on AIME and MATH benchmarks compared to 50-70% for GPT-4, due to reasoning-enabled verification and multi-path exploration.

via “mathematical problem solving with step-by-step verification”

DeepSeek R1 is here: Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active in an inference pass....

Unique: Achieves o1-level mathematical reasoning performance with fully transparent step-by-step verification, enabling educators and students to validate each calculation. The 671B parameter model with sparse activation maintains reasoning coherence across multi-step proofs while keeping inference costs lower than dense alternatives.

vs others: Superior to GPT-4 on complex math problems due to explicit reasoning, and more transparent than o1 which hides intermediate steps, making it ideal for educational and verification use cases.

via “mathematical reasoning and problem-solving”

Qwen Plus 0728, based on the Qwen3 foundation model, is a 1 million context hybrid reasoning model with a balanced performance, speed, and cost combination.

Unique: Uses thinking tokens to work through mathematical reasoning before responding, similar to specialized math reasoning models but integrated into a general-purpose model with 1M context. This enables the model to solve problems while maintaining awareness of previous mathematical context or related problems in the conversation.

vs others: Provides reasoning-enhanced math solving comparable to specialized models like Wolfram Alpha but with natural language understanding and 1M context, enabling integration with broader problem-solving workflows

via “scientific-and-mathematical-problem-solving”

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....

Unique: Trained on curated mathematical and scientific problem datasets with verification against ground-truth solutions, enabling the model to learn domain-specific reasoning patterns (e.g., substitution methods, dimensional analysis) that are applied during inference. This is distinct from general LLMs that treat math as pattern matching.

vs others: Achieves 92% accuracy on AIME (American Invitational Mathematics Examination) problems compared to 50% for GPT-4 and 65% for Claude 3.5, demonstrating superior mathematical reasoning through specialized training and extended thinking

via “mathematical and logical reasoning with step-by-step derivation”

Cogito v2.1 671B MoE represents one of the strongest open models globally, matching performance of frontier closed and open models. This model is trained using self play with reinforcement learning...

Unique: Self-play RL training specifically optimizes for correctness in multi-step logical chains, creating a model that learns to verify its own intermediate steps and catch errors within derivations. The MoE architecture routes mathematical reasoning through specialized experts, improving accuracy on complex problems compared to general-purpose models.

vs others: Provides more rigorous step-by-step reasoning than general LLMs, with self-play RL training creating better error-catching behavior, though still less reliable than symbolic math systems like Mathematica for exact computation.

via “mathematical-reasoning-and-proof-generation”

The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason...

Unique: Trained via RLHF to learn which mathematical techniques apply to different problem classes and to validate intermediate steps during reasoning, rather than applying generic problem-solving. The model learns mathematical reasoning patterns that maximize correctness on diverse problem types.

vs others: Outperforms GPT-4 and standard LLMs on mathematical reasoning benchmarks (MATH, AMC) by 10-20% because it learns to apply domain-specific techniques and validate steps, but remains slower and less symbolic than specialized mathematical software.

via “mathematical reasoning and symbolic computation”

DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, including language consistency and agent capabilities, further optimizing the model's...

Unique: V3.1 Terminus improves mathematical reasoning accuracy through enhanced chain-of-thought formatting and better handling of multi-step algebraic manipulations, addressing base V3.1's occasional sign errors and simplification mistakes

vs others: Matches GPT-4's mathematical reasoning quality while providing more transparent derivation steps; outperforms Claude 3.5 on competition-level math problems requiring deep symbolic reasoning