Claude Sonnet 5 vs Hy3: Specs & Benchmark Comparison

CharacteristicClaude Sonnet 5Hy3
CompanyAnthropicTencent
Release DateJune 30, 2026July 6, 2026
Parameters295B
MultimodalYesNo
Context (input)1.0M
Context (output)64K
Input Price / 1M$2.00
Output Price / 1M$10.00
Average Score0.60.6
Benchmarks
ArXivMath0.70.5
USAMO 20260.80.7
SWE-Bench Verified0.90.8
Toolathlon0.50.5
SWE-Bench Pro0.60.6
SWE-bench Multilingual0.80.8
BrowseComp0.80.8

Visual Benchmark Comparison

Claude Sonnet 5
Hy3
ArXivMath0.7 vs 0.5
0.7
0.5
USAMO 20260.8 vs 0.7
0.8
0.7
SWE-Bench Verified0.9 vs 0.8
0.9
0.8
Toolathlon0.5 vs 0.5
0.5
0.5
SWE-Bench Pro0.6 vs 0.6
0.6
0.6
SWE-bench Multilingual0.8 vs 0.8
0.8
0.8
BrowseComp0.8 vs 0.8
0.8
0.8

Verdict

Both models show equal results — the choice depends on your specific use case.

Overall Performance

Both models show comparable average scores: Claude Sonnet 5 — 0.6, Hy3 — 0.6.

Programming

On SWE-Bench, both models are nearly equal: Claude Sonnet 5 — 0.9, Hy3 — 0.8.

Recency

Both models were released around the same time: 6/30/2026 and 7/6/2026.

More About These Models

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Frequently Asked Questions

Which is better for coding — Claude Sonnet 5 or Hy3?
On the SWE-Bench benchmark, Claude Sonnet 5 shows a better result: 0.9 vs 0.8.
Which model is cheaper — Claude Sonnet 5 or Hy3?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude Sonnet 5 or Hy3?
Context window data is available on the individual model pages.

The Claude Sonnet 5 and Hy3 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Sonnet 5 or Hy3 page. See also the complete list of AI model comparisons.