Model Comparison

o1 vs DeepSeek R1 Distill Qwen 1.5B

o1 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

o1 outperforms in 2 benchmarks (AIME 2024, GPQA), while DeepSeek R1 Distill Qwen 1.5B is better at 0 benchmarks.

o1 significantly outperforms across most benchmarks.

Thu Apr 16 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Thu Apr 16 2026 • llm-stats.com
OpenAI
o1
Input tokens$15.00
Output tokens$60.00
Best providerAzure
DeepSeek
DeepSeek R1 Distill Qwen 1.5B
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Context Window

Maximum input and output token capacity

Only o1 specifies input context (200,000 tokens). Only o1 specifies output context (100,000 tokens).

OpenAI
o1
Input200,000 tokens
Output100,000 tokens
DeepSeek
DeepSeek R1 Distill Qwen 1.5B
Input- tokens
Output- tokens
Thu Apr 16 2026 • llm-stats.com

License

Usage and distribution terms

o1 is licensed under a proprietary license, while DeepSeek R1 Distill Qwen 1.5B uses MIT.

License differences may affect how you can use these models in commercial or open-source projects.

o1

Proprietary

Closed source

DeepSeek R1 Distill Qwen 1.5B

MIT

Open weights

Release Timeline

When each model was launched

o1 was released on 2024-12-17, while DeepSeek R1 Distill Qwen 1.5B was released on 2025-01-20.

DeepSeek R1 Distill Qwen 1.5B is 1 month newer than o1.

o1

Dec 17, 2024

1.3 years ago

DeepSeek R1 Distill Qwen 1.5B

Jan 20, 2025

1.2 years ago

1mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (200,000 tokens)
Higher AIME 2024 score (74.3% vs 52.7%)
Higher GPQA score (78.0% vs 33.8%)
DeepSeek
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
o1
DeepSeek
DeepSeek R1 Distill Qwen 1.5B

FAQ

Common questions about o1 vs DeepSeek R1 Distill Qwen 1.5B

o1 significantly outperforms across most benchmarks. o1 is made by OpenAI and DeepSeek R1 Distill Qwen 1.5B is made by DeepSeek. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
o1 scores GSM8k: 97.1%, MATH: 96.4%, GPQA Physics: 92.8%, MMLU: 91.8%, MGSM: 89.3%. DeepSeek R1 Distill Qwen 1.5B scores MATH-500: 83.9%, AIME 2024: 52.7%, GPQA: 33.8%, LiveCodeBench: 16.9%.
o1 supports 200K tokens and DeepSeek R1 Distill Qwen 1.5B supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.
o1 is developed by OpenAI and DeepSeek R1 Distill Qwen 1.5B is developed by DeepSeek.