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| 2 models | tencentHy4-previewRemove × | metaMeta: Muse Spark OpenRemove × |
|---|---|---|
| What’s different | Hy4 preview is a 770B-parameter Mixture-of-Experts flagship model from the Tencent Hy Team, with 49B parameters activated per token and a 1M-token context window. It uses Gated DeepSeek Sparse Attention… | OpenRouter lists a 1,048,576-token context and up to 943,718 output tokens for this open-weight model aimed at agentic coding. |
| Date | Aug 27, 2026Listed | Oct 15, 2026Released |
API prices USD · provider configuration shown below | ||
| Listed rate | $0.834 in / $2.501 out/ 1M tokensdeepinfra · via Hugging Face · all routes ↗ | $1.25 in / $4.25 out/ 1M tokensbaseten · via Hugging Face · all routes ↗ |
| Provider endpoints | 8 endpoints → | 8 endpoints → |
Benchmarks Each result retains its evaluation configuration | ||
| AA Intelligence ↗4.3.2 | Not reported | 38.87 ↗Effort: xhigh · XhighIndependent result |
| AA-Briefcase ↗1.1 | Not reported | 1,279.25 ↗Effort: xhigh · XhighIndependent result |
| GDPval-AA ↗2.1 | Not reported | 1,401.12 ↗Effort: xhigh · XhighIndependent result |
| AutomationBench-AA ↗AA Index 4.3.2 collection | Not reported | 49.71% ↗Effort: xhigh · XhighIndependent result |
| Terminal-Bench 4.0 · AA ↗ | Not reported | 8.08% ↗Effort: xhigh · XhighHarness unreportedIndependent result |
| SciCode ↗AA Index 4.3.2 collection | Not reported | 58.45% ↗AA · Under reviewEffort: xhigh · XhighIndependent result |
| Humanity’s Last Exam ↗AA Index 4.3.2 collection | Not reported | 43.88% ↗Effort: xhigh · XhighIndependent result |
| GDP.pdf ↗AA Index 4.3.2 collection | Not reported | 18.6% ↗Effort: xhigh · XhighIndependent result |
| CritPt ↗AA Index 4.3.2 collection | Not reported | 14.86% ↗AA · Under reviewEffort: xhigh · XhighIndependent result |
| AA-Omniscience ↗AA Index 4.3.2 collection | Not reported | 24.65 ↗Effort: xhigh · XhighIndependent result |
| AA-LCR ↗1.1 | Not reported | 78.33% ↗Effort: xhigh · XhighIndependent result |
| LiveBench ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 57.57% ↗Effort: max · single run · equal mean of 7 suitesIndependent result |
| LiveBench Design ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 60.3% ↗Effort: max · single runIndependent result |
| LiveBench Research ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 80.3% ↗Effort: max · single runIndependent result |
| LiveBench Browser Use ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 36% ↗Effort: max · single runIndependent result |
| LiveBench Coding ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 73.6% ↗Effort: max · single runIndependent result |
| LiveBench Agentic ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 18.9% ↗Effort: max · single runIndependent result |
| LiveBench Data Analysis ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 60.2% ↗Effort: max · single runIndependent result |
| LiveBench Reasoning ↗2.0 · 2026-10-14 (dataset 2026-09-02) | Not reported | 73.7% ↗Effort: max · single runIndependent result |
Specifications | ||
| Context window | 1M | 1M |
| Max output | 64K | 943.7K |
| Parameters | — | — |
| Tool calling | Supported | Supported |
| Structured output | Supported | Supported |
| Image input | Not reported | Supported |
| Audio input | Not reported | Supported |
| Video input | Not reported | Supported |
| Reasoning | Supported | Supported |
| Prompt caching | Supported | Supported |
| Open weights | Supported | Supported |