o1 vs Claude 3.5 Haiku Comparison

Comparing o1 and Claude 3.5 Haiku across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

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

o1 significantly outperforms across most benchmarks.

Sat Mar 14 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, o1 ($15.00/1M tokens) is 18.8x more expensive than Claude 3.5 Haiku ($0.80/1M tokens).

For output processing, o1 ($60.00/1M tokens) is 15.0x more expensive than Claude 3.5 Haiku ($4.00/1M 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
Sat Mar 14 2026 • llm-stats.com
OpenAI
o1
Input tokens$15.00
Output tokens$60.00
Best providerAzure
Anthropic
Claude 3.5 Haiku
Input tokens$0.80
Output tokens$4.00
Best providerAWS Bedrock
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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.

OpenAI
o1
Input200,000 tokens
Output100,000 tokens
Anthropic
Claude 3.5 Haiku
Input200,000 tokens
Output200,000 tokens
Sat Mar 14 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.

o1

Proprietary

Closed source

Claude 3.5 Haiku

Proprietary

Closed source

Release Timeline

When each model was launched

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

o1 is 2 months newer than Claude 3.5 Haiku.

o1

Dec 17, 2024

1.2 years ago

1mo newer
Claude 3.5 Haiku

Oct 22, 2024

1.4 years ago

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

o1 is available from Azure, OpenAI. Claude 3.5 Haiku is available from Bedrock, Google, Anthropic. The availability of providers can affect quality of the model and reliability.

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

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
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

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%)
Less expensive input tokens
Less expensive output tokens

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
o1
Anthropic
Claude 3.5 Haiku