Model Comparison

Claude 3.5 Haiku vs Hy3Which is better in 2026?

Hy3 significantly outperforms across most benchmarks.

Verdict: Claude 3.5 Haiku vs Hy3 — which is better?

Claude 3.5 Haiku (by Anthropic) and Hy3 (by Tencent) 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 0 benchmarks, while Hy3 is better at 2 benchmarks (GPQA, SWE-Bench Verified). Hy3 significantly outperforms across most benchmarks.

Choose Claude 3.5 Haiku if…

  • you want predictable pricing at $0.80/M input and $4.00/M output

Choose Hy3 if…

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you want the most recent training data — it shipped Jul 2026
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude 3.5 Haiku outperforms in 0 benchmarks, while Hy3 is better at 2 benchmarks (GPQA, SWE-Bench Verified).

Hy3 significantly outperforms across most benchmarks.

Sat Jul 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude 3.5 Haiku specifies input context (200,000 tokens). Only Claude 3.5 Haiku specifies output context (200,000 tokens).

Anthropic
Claude 3.5 Haiku
Input200,000 tokens
Output200,000 tokens
Tencent
Hy3
Input- tokens
Output- tokens
Sat Jul 18 2026 • llm-stats.com

License

Usage and distribution terms

Claude 3.5 Haiku is licensed under a proprietary license, while Hy3 uses Apache 2.0.

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

Claude 3.5 Haiku

Proprietary

Closed source

Hy3

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude 3.5 Haiku was released on 2024-10-22, while Hy3 was released on 2026-07-06.

Hy3 is 21 months newer than Claude 3.5 Haiku.

Claude 3.5 Haiku

Oct 22, 2024

1.7 years ago

Hy3

Jul 6, 2026

1 weeks ago

1.7yr 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→

Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Tencent
Has open weights
Higher GPQA score (90.4% vs 41.6%)
Higher SWE-Bench Verified score (78.0% vs 40.6%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Claude 3.5 Haiku and Hy3 side-by-side, then vote on the output you prefer.

Claude 3.5 Haiku
✓ Preferred
Hy3
Open in Playground
AI Model Comparison Table
Feature
Anthropic
Claude 3.5 Haiku
Tencent
Hy3

FAQ

Common questions about Claude 3.5 Haiku vs Hy3.

Which is better, Claude 3.5 Haiku or Hy3?

Hy3 significantly outperforms across most benchmarks. Claude 3.5 Haiku is made by Anthropic and Hy3 is made by Tencent. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude 3.5 Haiku compare to Hy3 in benchmarks?

Claude 3.5 Haiku scores HumanEval: 88.1%, MGSM: 85.6%, DROP: 83.1%, MATH: 69.4%, MMLU-Pro: 65.0%. Hy3 scores DeepSearchQA: 91.0%, GPQA: 90.4%, IMO-AnswerBench: 90.0%, BrowseComp: 84.2%, MCP Atlas: 79.1%.

What are the context window sizes for Claude 3.5 Haiku and Hy3?

Claude 3.5 Haiku supports 200K tokens and Hy3 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 3.5 Haiku and Hy3?

Key differences include licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3.5 Haiku and Hy3?

Claude 3.5 Haiku is developed by Anthropic and Hy3 is developed by Tencent.

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