Model Comparison

Command R+ vs o1-previewWhich is better in 2026?

o1-preview significantly outperforms across most benchmarks. Command R+ is 60.0x cheaper per token.

Verdict: Command R+ vs o1-preview — which is better?

Command R+ (by Cohere) and o1-preview (by OpenAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Command R+ outperforms in 0 benchmarks, while o1-preview is better at 1 benchmark (MMLU). o1-preview significantly outperforms across most benchmarks.

On price, Command R+ is roughly 60.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Choose Command R+ if…

  • cost matters — it's about 60.0x cheaper per token
  • you need open weights you can self-host or fine-tune

Choose o1-preview if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
  • you want the most recent training data — it shipped Sep 2024
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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Command R+ outperforms in 0 benchmarks, while o1-preview is better at 1 benchmark (MMLU).

o1-preview significantly outperforms across most benchmarks.

Sun Jun 07 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Command R+ costs less

For input processing, Command R+ ($0.25/1M tokens) is 60.0x cheaper than o1-preview ($15.00/1M tokens).

For output processing, Command R+ ($1.00/1M tokens) is 60.0x cheaper than o1-preview ($60.00/1M tokens).

In conclusion, o1-preview is more expensive than Command R+.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sun Jun 07 2026 • llm-stats.com
Cohere
Command R+
Input tokens$0.25
Output tokens$1.00
Best providerCohere
OpenAI
o1-preview
Input tokens$15.00
Output tokens$60.00
Best providerOpenAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Both models have the same input context window of 128,000 tokens. Command R+ can generate longer responses up to 128,000 tokens, while o1-preview is limited to 32,768 tokens.

Cohere
Command R+
Input128,000 tokens
Output128,000 tokens
OpenAI
o1-preview
Input128,000 tokens
Output32,768 tokens
Sun Jun 07 2026 • llm-stats.com

License

Usage and distribution terms

Command R+ is licensed under CC BY-NC, while o1-preview uses a proprietary license.

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

Command R+

CC BY-NC

Open weights

o1-preview

Proprietary

Closed source

Release Timeline

When each model was launched

Command R+ was released on 2024-08-30, while o1-preview was released on 2024-09-12.

o1-preview is 0 month newer than Command R+.

Command R+

Aug 30, 2024

1.8 years ago

o1-preview

Sep 12, 2024

1.7 years ago

1w 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

Provider Availability

Command R+ is available from Cohere, Bedrock. o1-preview is available from OpenAI, Azure.

Command R+

cohere logo
Cohere
Input Price:Input: $0.25/1MOutput Price:Output: $1.00/1M
bedrock logo
AWS Bedrock
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

o1-preview

openai logo
OpenAI
Input Price:Input: $15.00/1MOutput Price:Output: $60.00/1M
azure logo
Azure
Input Price:Input: $16.50/1MOutput Price:Output: $66.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Cohere
Less expensive input tokens
Less expensive output tokens
Has open weights
OpenAI
Higher MMLU score (90.8% vs 75.7%)

Detailed Comparison

AI Model Comparison Table
Feature
Cohere
Command R+
OpenAI
o1-preview

FAQ

Common questions about Command R+ vs o1-preview.

Which is better, Command R+ or o1-preview?

o1-preview significantly outperforms across most benchmarks. Command R+ is made by Cohere and o1-preview is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Command R+ compare to o1-preview in benchmarks?

Command R+ scores HellaSwag: 88.6%, Winogrande: 85.4%, MMLU: 75.7%, ARC-C: 71.0%, GSM8k: 70.7%. o1-preview scores MGSM: 90.8%, MMLU: 90.8%, MATH: 85.5%, GPQA: 73.3%, LiveBench: 52.3%.

Is Command R+ cheaper than o1-preview?

Command R+ is 60.0x cheaper for input tokens. Command R+ costs $0.25/M input and $1.00/M output via cohere. o1-preview costs $15.00/M input and $60.00/M output via openai.

What are the context window sizes for Command R+ and o1-preview?

Command R+ supports 128K tokens and o1-preview supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Command R+ and o1-preview?

Key differences include input pricing ($0.25 vs $15.00/M), licensing (CC BY-NC vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Command R+ and o1-preview?

Command R+ is developed by Cohere and o1-preview is developed by OpenAI.

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