Hunyuan Hy3 Preview vs Nemotron 3 Nano Omni
Hunyuan Hy3 Preview (2026) and Nemotron 3 Nano Omni (2026) are frontier reasoning models from Tencent AI Lab and NVIDIA AI. Hunyuan Hy3 Preview ships a 262k-token context window, while Nemotron 3 Nano Omni ships a 262k-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Nemotron 3 Nano Omni is safer overall; choose Hunyuan Hy3 Preview when reasoning depth matters.
Decision scorecard
Local evidence first| Signal | Hunyuan Hy3 Preview | Nemotron 3 Nano Omni |
|---|---|---|
| Best for | reasoning-heavy apps, tool-calling agents, and provider-routed production | multimodal apps |
| Decision fit | Coding, RAG, and Agents | Long context, Vision, and Classification |
| Context window | 262k | 262k |
| Cheapest output | $0.26/1M tokens | - |
| Provider routes | 2 tracked | 1 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Hunyuan Hy3 Preview has broader tracked provider coverage for fallback and route flexibility.
- Hunyuan Hy3 Preview uniquely exposes Reasoning and JSON / Tool use in local model data.
- Local decision data tags Hunyuan Hy3 Preview for Coding, RAG, and Agents.
- Nemotron 3 Nano Omni uniquely exposes Multimodal in local model data.
- Local decision data tags Nemotron 3 Nano Omni for Long context, Vision, and Classification.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Hunyuan Hy3 Preview
$118
Cheapest tracked route/tier: OpenRouter
Nemotron 3 Nano Omni
Unavailable
No complete token price in local provider data
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- Check replacement coverage for Reasoning and JSON / Tool use before moving production traffic.
- Nemotron 3 Nano Omni adds Multimodal in local capability data.
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- Check replacement coverage for Multimodal before moving production traffic.
- Hunyuan Hy3 Preview adds Reasoning and JSON / Tool use in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2026-04-22 | 2026-04-28 |
| Context window | 262k | 262k |
| Parameters | 295B | 30B |
| Architecture | Dense + MoE Hybrid | MoE + SSM Hybrid |
| License | Tencent Hunyuan Community License | NVIDIA Open Model |
| Openness | Open weights | Open weights |
| Weights | Available | Available |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: permitted |
| Knowledge cutoff | - | - |
Pricing and availability
| Pricing attribute | Hunyuan Hy3 Preview | Nemotron 3 Nano Omni |
|---|---|---|
| Input price | $0.07/1M tokens | - |
| Output price | $0.26/1M tokens | - |
| Providers |
Capabilities
| Capability | Hunyuan Hy3 Preview | Nemotron 3 Nano Omni |
|---|---|---|
| Vision | No | No |
| Multimodal | No | Yes |
| Reasoning | Yes | No |
| JSON / Tool use | Yes | No |
| Structured outputs | No | No |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
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Last reviewed: 2026-06-15. Data sourced from public model cards and provider documentation.