The AI arena is free today

Open Superagent

Claude 3 Haiku vs Gemini Diffusion

Gemini Diffusion significantly outperforms across most benchmarks.

Anthropic · Google · Updated for 2026

Which is better?

Claude 3 Haiku outperforms in 0 benchmarks, while Gemini Diffusion is better at 2 benchmarks (GPQA, HumanEval). Gemini Diffusion significantly outperforms across most benchmarks.

Based on current benchmark, pricing, and model metadata for 2026.

Choose Claude 3 Haiku

  • you want predictable pricing at $0.25/M input and $1.25/M output

Choose Gemini Diffusion

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you want the most recent training data — it shipped May 2025

At a glance

The differences that matter most.

Claude 3 Haiku
Anthropic
Gemini Diffusion
Google
Benchmark wins
0 of 2
2 of 2
Input price
$0.25 / M
— / M
Output price
$1.25 / M
— / M
Context window
200,000
—
Released
Mar 2024
May 2025
License
Proprietary
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude 3 Haiku outperforms in 0 benchmarks, while Gemini Diffusion is better at 2 benchmarks (GPQA, HumanEval).

Gemini Diffusion significantly outperforms across most benchmarks.

Tue Aug 25 2026 • llm-stats.com

Arena Performance

Playground indexes and blind preference scores

Context Window

Maximum input and output token capacity

Only Claude 3 Haiku specifies input context (200,000 tokens). Only Claude 3 Haiku specifies output context (200,000 tokens).

Anthropic
Claude 3 Haiku
Input200,000 tokens
Output200,000 tokens
Google
Gemini Diffusion
Input- tokens
Output- tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude 3 Haiku supports multimodal inputs, whereas Gemini Diffusion does not.

Claude 3 Haiku can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3 Haiku

Text
Images
Audio
Video

Gemini Diffusion

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 Haiku

Proprietary

Closed source

Gemini Diffusion

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Haiku was released on 2024-03-13, while Gemini Diffusion was released on 2025-05-20.

Gemini Diffusion is 14 months newer than Claude 3 Haiku.

Claude 3 Haiku

Mar 13, 2024

2.4 years ago

Gemini Diffusion

May 20, 2025

1.3 years ago

1.2yr 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

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Claude 3 Haiku and Gemini Diffusion side-by-side, then vote on the output you prefer.

Claude 3 Haiku
✓ Preferred
Gemini Diffusion
Open in Playground

FAQ

Common questions about Claude 3 Haiku vs Gemini Diffusion.

Which is better, Claude 3 Haiku or Gemini Diffusion?

Gemini Diffusion significantly outperforms across most benchmarks. Claude 3 Haiku is made by Anthropic and Gemini Diffusion is made by Google. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude 3 Haiku compare to Gemini Diffusion in benchmarks?

Claude 3 Haiku scores ARC-C: 89.2%, GSM8k: 88.9%, HellaSwag: 85.9%, DROP: 78.4%, HumanEval: 75.9%. Gemini Diffusion scores HumanEval: 89.6%, MBPP: 76.0%, Global-MMLU-Lite: 69.1%, LBPP (v2): 56.8%, BigCodeBench: 45.4%.

What are the context window sizes for Claude 3 Haiku and Gemini Diffusion?

Claude 3 Haiku supports 200K tokens and Gemini Diffusion supports an unknown number of 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 Haiku and Gemini Diffusion?

Key differences include multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3 Haiku and Gemini Diffusion?

Claude 3 Haiku is developed by Anthropic and Gemini Diffusion is developed by Google.

Related comparisons