DeepSeek V3 vs Hunyuan Hy3 Preview
DeepSeek V3 (2024) and Hunyuan Hy3 Preview (2026) are frontier reasoning models from DeepSeek and Tencent AI Lab. DeepSeek V3 ships a 64k-token context window, while Hunyuan Hy3 Preview ships a 262k-token context window. On pricing, Hunyuan Hy3 Preview costs $0.07/1M input tokens versus $0.10/1M 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 ~52% cheaper at $0.07/1M; pay for DeepSeek V3 only for provider fit.
Decision scorecard
Local evidence first| Signal | DeepSeek V3 | Hunyuan Hy3 Preview |
|---|---|---|
| Best for | tool-calling agents and provider-routed production | reasoning-heavy apps, tool-calling agents, and provider-routed production |
| Decision fit | Coding, Agents, and Classification | Coding, RAG, and Agents |
| Context window | 64k | 262k |
| Cheapest output | $0.30/1M tokens | $0.26/1M tokens |
| Provider routes | 13 tracked | 2 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- DeepSeek V3 has broader tracked provider coverage for fallback and route flexibility.
- DeepSeek V3 uniquely exposes Structured outputs in local model data.
- Local decision data tags DeepSeek V3 for Coding, Agents, and Classification.
- Hunyuan Hy3 Preview has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Hunyuan Hy3 Preview has the lower cheapest tracked output price at $0.26/1M tokens.
- Hunyuan Hy3 Preview uniquely exposes Reasoning in local model data.
- Local decision data tags Hunyuan Hy3 Preview for Coding, RAG, and Agents.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
DeepSeek V3
$155
Cheapest tracked route/tier: Bitdeer AI
Hunyuan Hy3 Preview
$118
Cheapest tracked route/tier: OpenRouter
Estimated monthly gap: $37.20. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.
Switch friction
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- Hunyuan Hy3 Preview is $0.04/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
- Check replacement coverage for Structured outputs before moving production traffic.
- Hunyuan Hy3 Preview adds Reasoning in local capability data.
- Provider overlap exists on OpenRouter; start route-level A/B tests there.
- DeepSeek V3 is $0.04/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
- Check replacement coverage for Reasoning before moving production traffic.
- DeepSeek V3 adds Structured outputs in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2024-12-26 | 2026-04-22 |
| Context window | 64k | 262k |
| Parameters | 671B | 295B |
| Architecture | Mixture of Experts | Dense + MoE Hybrid |
| License | MITOSI-approved | Tencent Hunyuan Community License |
| Openness | Open source | Open weights |
| Weights | Available | Available |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: permitted | Commercial use: conditional |
| Knowledge cutoff | 2024-04 | - |
Pricing and availability
| Pricing attribute | DeepSeek V3 | Hunyuan Hy3 Preview |
|---|---|---|
| Input price | $0.10/1M tokens | $0.07/1M tokens |
| Output price | $0.30/1M tokens | $0.26/1M tokens |
| Providers |
Capabilities
| Capability | DeepSeek V3 | Hunyuan Hy3 Preview |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | Yes |
| JSON / Tool use | Yes | Yes |
| Structured outputs | Yes | 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.
Continue comparing
Popular comparisons for DeepSeek V3
Popular comparisons for Hunyuan Hy3 Preview
Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.