Major Release Tencent · Released
Hy3-preview
What is Hy3-preview?
Hy3-preview is a Major Release AI model from Tencent, released on April 23, 2026. It has a 256K tokens context window, costs $0.00 per million input tokens, and scores 92.7% on TAU2-bench. It is available as open source.
Tencent Hy3-preview — AA Intelligence Index 41.9, 256K tokens context, reasoning model.
How much does Hy3-preview cost?
| Metric | Price |
|---|---|
| input per mtok | $0.00 |
| output per mtok | $0.00 |
Pricing data verified .
What context window does Hy3-preview have?
- Context window
- 256K tokens
- Max output
- 256K
- Input modalities
- text
- Output modalities
- text
How does Hy3-preview score on benchmarks?
| Benchmark | Score |
|---|---|
| GPQA Diamond | 86.7% |
| HLE | 25.5% |
| SciCode | 41.2% |
| TAU2-bench | 92.7% |
| TerminalBench-Hard | 34.1% |
| IF-Bench | 63.1% |
| LiveCodeBench Reasoning | 54.7% |
| AA Intelligence Index | 41.9 |
Benchmark scores verified .