Model Comparison

Claude 3.5 Haiku vs o1

o1 significantly outperforms across most benchmarks. Claude 3.5 Haiku is 16.4x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Claude 3.5 Haiku outperforms in 0 benchmarks, while o1 is better at 6 benchmarks (GPQA, MATH, MGSM, SWE-Bench Verified, TAU-bench Airline, TAU-bench Retail).

o1 significantly outperforms across most benchmarks.

Fri Apr 03 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Claude 3.5 Haiku costs less

For input processing, Claude 3.5 Haiku ($0.80/1M tokens) is 18.8x cheaper than o1 ($15.00/1M tokens).

For output processing, Claude 3.5 Haiku ($4.00/1M tokens) is 15.0x cheaper than o1 ($60.00/1M tokens).

In conclusion, o1 is more expensive than Claude 3.5 Haiku.*

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

Lowest available price from all providers
Fri Apr 03 2026 • llm-stats.com
Anthropic
Claude 3.5 Haiku
Input tokens$0.80
Output tokens$4.00
Best providerAWS Bedrock
OpenAI
o1
Input tokens$15.00
Output tokens$60.00
Best providerAzure
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 200,000 tokens. Claude 3.5 Haiku can generate longer responses up to 200,000 tokens, while o1 is limited to 100,000 tokens.

Anthropic
Claude 3.5 Haiku
Input200,000 tokens
Output200,000 tokens
OpenAI
o1
Input200,000 tokens
Output100,000 tokens
Fri Apr 03 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude 3.5 Haiku

Proprietary

Closed source

o1

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3.5 Haiku was released on 2024-10-22, while o1 was released on 2024-12-17.

o1 is 2 months newer than Claude 3.5 Haiku.

Claude 3.5 Haiku

Oct 22, 2024

1.4 years ago

o1

Dec 17, 2024

1.3 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

Provider Availability

Claude 3.5 Haiku is available from Bedrock, Google, Anthropic. o1 is available from Azure, OpenAI.

Claude 3.5 Haiku

bedrock logo
AWS Bedrock
Input Price:Input: $0.80/1MOutput Price:Output: $4.00/1M
google logo
Google
Input Price:Input: $0.80/1MOutput Price:Output: $4.00/1M
anthropic logo
Anthropic
Input Price:Input: $1.00/1MOutput Price:Output: $5.00/1M

o1

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

Outputs Comparison

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Key Takeaways

Anthropic
Less expensive input tokens
Less expensive output tokens
OpenAI
Higher GPQA score (78.0% vs 41.6%)
Higher MATH score (96.4% vs 69.4%)
Higher MGSM score (89.3% vs 85.6%)
Higher SWE-Bench Verified score (41.0% vs 40.6%)
Higher TAU-bench Airline score (50.0% vs 22.8%)
Higher TAU-bench Retail score (70.8% vs 51.0%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3.5 Haiku
OpenAI
o1

FAQ

Common questions about Claude 3.5 Haiku vs o1

o1 significantly outperforms across most benchmarks. Claude 3.5 Haiku is made by Anthropic and o1 is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude 3.5 Haiku scores HumanEval: 88.1%, MGSM: 85.6%, DROP: 83.1%, MATH: 69.4%, MMLU-Pro: 65.0%. o1 scores GSM8k: 97.1%, MATH: 96.4%, GPQA Physics: 92.8%, MMLU: 91.8%, MGSM: 89.3%.
Claude 3.5 Haiku is 18.8x cheaper for input tokens. Claude 3.5 Haiku costs $0.80/M input and $4.00/M output via bedrock. o1 costs $15.00/M input and $60.00/M output via azure.
Claude 3.5 Haiku supports 200K tokens and o1 supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include input pricing ($0.80 vs $15.00/M). See the full comparison above for benchmark-by-benchmark results.
Claude 3.5 Haiku is developed by Anthropic and o1 is developed by OpenAI.