Hunyuan Hy3 Preview
Hunyuan Hy3 Preview is worth evaluating for coding, rag, and agents when its provider route and context window match the workload.
Use it for
- Teams evaluating coding, rag, and agents
- Workloads that can use a 262k context window
- Buyers comparing 2 tracked provider routes
Do not use it for
- Vision or document-understanding workloads
- Family
- Hunyuan
- Released
- 2026-04-22
- Context
- 262k
- Parameters
- 295B
- Architecture
- Dense + MoE Hybrid
- Specialization
- agentic
- Openness
- Open weights
- License
- Tencent Hunyuan Community LicenseCommercial use: conditional
- Weights
- Available
- Code
- Unknown
- Training
- Pretrained
Cheapest of 2 routes · OpenRouter
About
Tencent HunYuan's Hy3 Preview is a high-efficiency Mixture-of-Experts language model for agentic and production workflows. OpenRouter lists tencent/hy3-preview as released Apr 22, 2026 with 262,144 context, preview pricing, reasoning controls, and tool-use support. Hugging Face Transformers documents Hy3-preview as a Tencent HunYuan MoE model with a dense-MoE hybrid architecture, 192 routed experts, and one always-active shared expert per MoE layer. SCMP's Apr 23 coverage reports Tencent described HY3-Preview as a new flagship model developed by the HunYuan and Yuanbao teams with 295B parameters. Treat release metadata as high confidence for existence/context and medium confidence for exact parameter count until Tencent publishes a primary technical card.
Hunyuan Hy3 Preview is an open-weight model in the Hunyuan family. The structured metadata tracks a 262k-token context window, reasoning, function calling, and tool use. This page tracks provider routes through OpenRouter and Tencent Cloud TI Platform, with the cheapest tracked route listed at $0.066 input and $0.26 output per 1M tokens. Headline tracked benchmarks include BrowseComp 67.1, Google-Proof Q&A 87.2, and SWE-bench Verified 74.4.
Top use-case fit: coding, agents, and build tasks
Coding
Q/$ B1 relevant benchmark in the decision map.
RAG
Included by capability and metadata signals in the decision map.
Agents
Q/$ A1 relevant benchmark in the decision map.
Provider price ladder
Compare all 2Compare API pricing across 2 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| OpenRouter | $0.066 | $0.260 | Serverless |
| Tencent Cloud TI Platform | $0.066 | $0.260 | Serverless |
Capabilities
Benchmark peer barsfor Coding
Benchmark scores(5)
| Benchmark | Score | Version | Evaluation | Source |
|---|---|---|---|---|
| BrowseComp | 67.1 | BrowseComp (accuracy%)Observed 2026-06-07 | — | Source |
| Google-Proof Q&A | 87.2 | GPQA Diamond (accuracy%)Observed 2026-06-07 | — | Source |
| SWE-bench Verified | 74.4 | From official Tencent Hunyuan GitHub repository (resolved%)Observed 2026-06-07 | — | Source |
| Terminal-Bench 2.0 | 54.4 | Terminal-Bench 2.0 (score)Observed 2026-06-07 | — | Source |
| GeneBench-Pro | 0.9 | xhighObserved 2026-06-30 | — | Source |
Migration checks
No linked migration route is available for this model yet.
API versions
hy3-previewRankings & picks(2)
Compare Hunyuan Hy3 Preview with other models
Comparison and alternatives
Browse all comparisons →Show all 66 popular comparisonssorted by 7-day search impressions
Frequently asked questions
What is the context window of Hunyuan Hy3 Preview?
Hunyuan Hy3 Preview has a context window of 262k tokens.
How much does Hunyuan Hy3 Preview cost?
Hunyuan Hy3 Preview is available at $0.066/1M input tokens through OpenRouter.
When was Hunyuan Hy3 Preview released?
Hunyuan Hy3 Preview was released on 2026-04-22.
Which providers offer Hunyuan Hy3 Preview?
Hunyuan Hy3 Preview is available from 2 providers: OpenRouter, Tencent Cloud TI Platform.
What benchmarks has Hunyuan Hy3 Preview been tested on?
Hunyuan Hy3 Preview has been evaluated on 5 benchmarks, including BrowseComp, Google-Proof Q&A, SWE-bench Verified, Terminal-Bench 2.0, GeneBench-Pro.
Cheapest of 2 routes · OpenRouter