LLM Reference

Hunyuan Hy3 Preview vs o3 Deep Research

Hunyuan Hy3 Preview (2026) and o3 Deep Research (2025) are frontier-tier reasoning models from Tencent AI Lab and OpenAI. Hunyuan Hy3 Preview ships a 262k-token context window, while o3 Deep Research ships a 200k-token context window. On pricing, Hunyuan Hy3 Preview costs $0.07/1M input tokens versus $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 ~15052% cheaper at $0.07/1M; pay for o3 Deep Research only for vision-heavy evaluation.

Decision scorecard

Local evidence first
SignalHunyuan Hy3 Previewo3 Deep Research
Best forreasoning-heavy apps, tool-calling agents, and provider-routed productionreasoning-heavy apps, multimodal apps, and tool-calling agents
Decision fitCoding, RAG, and AgentsRAG, Agents, and Long context
Context window262k200k
Cheapest output$0.26/1M tokens$40/1M tokens
Provider routes2 tracked1 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Hunyuan Hy3 Preview when...
  • 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 has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Hunyuan Hy3 Preview for Coding, RAG, and Agents.
Choose o3 Deep Research when...
  • o3 Deep Research uniquely exposes Vision, Multimodal, and Structured outputs in local model data.
  • Local decision data tags o3 Deep Research for RAG, Agents, and Long context.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Lower estimate Hunyuan Hy3 Preview

Hunyuan Hy3 Preview

$118

Cheapest tracked route/tier: OpenRouter

o3 Deep Research

$18,000

Cheapest tracked route/tier: Vercel AI Gateway

Estimated monthly gap: $17,882. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Hunyuan Hy3 Preview -> o3 Deep Research
  • No overlapping tracked provider route is sourced for Hunyuan Hy3 Preview and o3 Deep Research; plan for SDK, billing, or endpoint changes.
  • o3 Deep Research is $39.74/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • o3 Deep Research adds Vision, Multimodal, and Structured outputs in local capability data.
o3 Deep Research -> Hunyuan Hy3 Preview
  • No overlapping tracked provider route is sourced for o3 Deep Research and Hunyuan Hy3 Preview; plan for SDK, billing, or endpoint changes.
  • Hunyuan Hy3 Preview is $39.74/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Vision, Multimodal, and Structured outputs before moving production traffic.

Specs

Specification
Released2026-04-222025-10-10
Context window262k200k
Parameters295B
ArchitectureDense + MoE HybridDecoder Only
LicenseTencent Hunyuan Community LicenseProprietary
OpennessOpen weightsProprietary
WeightsAvailableNot released
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff-2024-06

Pricing and availability

Pricing attributeHunyuan Hy3 Previewo3 Deep Research
Input price$0.07/1M tokens$10/1M tokens
Output price$0.26/1M tokens$40/1M tokens
Providers

Capabilities

CapabilityHunyuan Hy3 Previewo3 Deep Research
VisionNoYes
MultimodalNoYes
ReasoningYesYes
JSON / Tool useYesYes
Structured outputsNoYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.