Hunyuan Hy3 Preview vs Llama Guard 7B
Hunyuan Hy3 Preview (2026) and Llama Guard 7B (2023) are frontier reasoning models from Tencent AI Lab and AI at Meta. Hunyuan Hy3 Preview ships a 262k-token context window, while Llama Guard 7B ships a 2k-token context window. On pricing, Hunyuan Hy3 Preview costs $0.07/1M input tokens versus $0.20/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.
Hunyuan Hy3 Preview is ~203% cheaper at $0.07/1M; pay for Llama Guard 7B only for provider fit.
Decision scorecard
Local evidence first| Signal | Hunyuan Hy3 Preview | Llama Guard 7B |
|---|---|---|
| Best for | reasoning-heavy apps, tool-calling agents, and provider-routed production | provider-routed production |
| Decision fit | Coding, RAG, and Agents | Classification and JSON / Tool use |
| Context window | 262k | 2k |
| Cheapest output | $0.26/1M tokens | $0.20/1M tokens |
| Provider routes | 2 tracked | 2 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Hunyuan Hy3 Preview has the larger context window for long prompts, retrieval packs, or transcript analysis.
- 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.
- Llama Guard 7B has the lower cheapest tracked output price at $0.20/1M tokens.
- Llama Guard 7B uniquely exposes Structured outputs in local model data.
- Local decision data tags Llama Guard 7B for Classification and JSON / Tool use.
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
Llama Guard 7B
$210
Cheapest tracked route/tier: Together AI
Estimated monthly gap: $92.20. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- No overlapping tracked provider route is sourced for Hunyuan Hy3 Preview and Llama Guard 7B; plan for SDK, billing, or endpoint changes.
- Llama Guard 7B is $0.06/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Check replacement coverage for Reasoning and JSON / Tool use before moving production traffic.
- Llama Guard 7B adds Structured outputs in local capability data.
- No overlapping tracked provider route is sourced for Llama Guard 7B and Hunyuan Hy3 Preview; plan for SDK, billing, or endpoint changes.
- Hunyuan Hy3 Preview is $0.06/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Check replacement coverage for Structured outputs before moving production traffic.
- Hunyuan Hy3 Preview adds Reasoning and JSON / Tool use in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2026-04-22 | 2023-12-07 |
| Context window | 262k | 2k |
| Parameters | 295B | 7B |
| Architecture | Dense + MoE Hybrid | Decoder Only |
| License | Tencent Hunyuan Community License | Llama 2 Community |
| Openness | Open weights | Open weights |
| Weights | Available | Available |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: conditional | Commercial use: conditional |
| Knowledge cutoff | - | 2022-09 |
Pricing and availability
| Pricing attribute | Hunyuan Hy3 Preview | Llama Guard 7B |
|---|---|---|
| Input price | $0.07/1M tokens | $0.20/1M tokens |
| Output price | $0.26/1M tokens | $0.20/1M tokens |
| Providers |
Capabilities
| Capability | Hunyuan Hy3 Preview | Llama Guard 7B |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | Yes | No |
| JSON / Tool use | Yes | No |
| Structured outputs | No | Yes |
| 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: 2026-07-09. Data sourced from public model cards and provider documentation.