Model Comparison

Claude 3.5 Haiku vs GPT-4o miniWhich is better in 2026?

Claude 3.5 Haiku shows notably better performance in the majority of benchmarks. GPT-4o mini is 6.1x cheaper per token.

Verdict: Claude 3.5 Haiku vs GPT-4o mini — which is better?

Claude 3.5 Haiku (by Anthropic) and GPT-4o mini (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.

Claude 3.5 Haiku outperforms in 4 benchmarks (DROP, GPQA, HumanEval, SWE-Bench Verified), while GPT-4o mini is better at 2 benchmarks (MATH, MGSM). Claude 3.5 Haiku shows notably better performance in the majority of benchmarks.

On price, GPT-4o mini is roughly 6.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Claude 3.5 Haiku also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose Claude 3.5 Haiku if…

  • you want the strongest raw capability — it leads on 4 of 6 shared benchmarks
  • you process long inputs — it offers a 200,000 token context window
  • you want the most recent training data — it shipped Oct 2024

Choose GPT-4o mini if…

  • cost matters — it's about 6.1x cheaper per token

Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Claude 3.5 Haiku outperforms in 4 benchmarks (DROP, GPQA, HumanEval, SWE-Bench Verified), while GPT-4o mini is better at 2 benchmarks (MATH, MGSM).

Claude 3.5 Haiku shows notably better performance in the majority of benchmarks.

Fri Jul 03 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT-4o mini costs less

For input processing, Claude 3.5 Haiku ($0.80/1M tokens) is 5.3x more expensive than GPT-4o mini ($0.15/1M tokens).

For output processing, Claude 3.5 Haiku ($4.00/1M tokens) is 6.7x more expensive than GPT-4o mini ($0.60/1M tokens).

In conclusion, Claude 3.5 Haiku is more expensive than GPT-4o mini.*

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

Lowest available price from all providers
Fri Jul 03 2026 • llm-stats.com
Anthropic
Claude 3.5 Haiku
Input tokens$0.80
Output tokens$4.00
Best providerAWS Bedrock
OpenAI
GPT-4o mini
Input tokens$0.15
Output tokens$0.60
Best providerAzure
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Claude 3.5 Haiku accepts 200,000 input tokens compared to GPT-4o mini's 128,000 tokens. Claude 3.5 Haiku can generate longer responses up to 200,000 tokens, while GPT-4o mini is limited to 16,384 tokens.

Anthropic
Claude 3.5 Haiku
Input200,000 tokens
Output200,000 tokens
OpenAI
GPT-4o mini
Input128,000 tokens
Output16,384 tokens
Fri Jul 03 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GPT-4o mini supports multimodal inputs, whereas Claude 3.5 Haiku does not.

GPT-4o mini can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3.5 Haiku

Text
Images
Audio
Video

GPT-4o mini

Text
Images
Audio
Video

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

GPT-4o mini

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3.5 Haiku was released on 2024-10-22, while GPT-4o mini was released on 2024-07-18.

Claude 3.5 Haiku is 3 months newer than GPT-4o mini.

Claude 3.5 Haiku

Oct 22, 2024

1.7 years ago

3mo newer
GPT-4o mini

Jul 18, 2024

2.0 years ago

Knowledge Cutoff

When training data ends

GPT-4o mini has a documented knowledge cutoff of 2023-10-01, while Claude 3.5 Haiku's cutoff date is not specified.

We can confirm GPT-4o mini's training data extends to 2023-10-01, but cannot make a direct comparison without Claude 3.5 Haiku's cutoff date.

Claude 3.5 Haiku

—

GPT-4o mini

Oct 2023

Provider Availability

Claude 3.5 Haiku is available from Bedrock, Google, Anthropic. GPT-4o mini is available from Azure.

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

GPT-4o mini

azure logo
Azure
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Higher DROP score (83.1% vs 79.7%)
Higher GPQA score (41.6% vs 40.2%)
Higher HumanEval score (88.1% vs 87.2%)
Higher SWE-Bench Verified score (40.6% vs 8.7%)
OpenAI
Supports multimodal inputs
Less expensive input tokens
Less expensive output tokens
Higher MATH score (70.2% vs 69.4%)
Higher MGSM score (87.0% vs 85.6%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Claude 3.5 Haiku and GPT-4o mini side-by-side, then vote on the output you prefer.

Claude 3.5 Haiku
✓ Preferred
GPT-4o mini
Open in Playground
AI Model Comparison Table
Feature
Anthropic
Claude 3.5 Haiku
OpenAI
GPT-4o mini

FAQ

Common questions about Claude 3.5 Haiku vs GPT-4o mini.

Which is better, Claude 3.5 Haiku or GPT-4o mini?

Claude 3.5 Haiku shows notably better performance in the majority of benchmarks. Claude 3.5 Haiku is made by Anthropic and GPT-4o mini is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude 3.5 Haiku compare to GPT-4o mini in benchmarks?

Claude 3.5 Haiku scores HumanEval: 88.1%, MGSM: 85.6%, DROP: 83.1%, MATH: 69.4%, MMLU-Pro: 65.0%. GPT-4o mini scores HumanEval: 87.2%, MGSM: 87.0%, MMLU: 82.0%, DROP: 79.7%, MATH: 70.2%.

Is Claude 3.5 Haiku cheaper than GPT-4o mini?

GPT-4o mini is 5.3x cheaper for input tokens. Claude 3.5 Haiku costs $0.80/M input and $4.00/M output via bedrock. GPT-4o mini costs $0.15/M input and $0.60/M output via azure.

What are the context window sizes for Claude 3.5 Haiku and GPT-4o mini?

Claude 3.5 Haiku supports 200K tokens and GPT-4o mini 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 Claude 3.5 Haiku and GPT-4o mini?

Key differences include context window (200K vs 128K), input pricing ($0.80 vs $0.15/M), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3.5 Haiku and GPT-4o mini?

Claude 3.5 Haiku is developed by Anthropic and GPT-4o mini is developed by OpenAI.

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