Hunyuan Hy3 Preview

Released
2026-04-22
Last refreshed
2026-10-09
Status
Researched 135d ago
Open weightsCommercial use: restrictedCodingRAGAgentsLong contextJSON / Tool useAgentCoding
Tencent AI Lab releases · 9 in the last 12 months · this family litChangelog →
Specifications
Family
Hunyuan
Released
2026-04-22
Context
256K
Parameters
295B
Architecture
Dense + MoE Hybrid
Specialization
agentic
Openness
Open weights
Weights
Available
Code
Unknown
Training
Pretrained
Created by
Tencent AI Lab

AI innovations for societal improvement

Shenzhen, China
Founded 2016
Website
Pricing
Output / 1M
$0.260
Input / 1M
$0.066

Cheapest of 2 routes · Tencent Cloud TI Platform

Providers(2)
OpenRouterTencent Cloud TI Platform
View 2 provider routes
Links
Website HuggingFace

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.

Top use-case fit: coding, agents, and build tasks

Coding

Q/$ B

Agents

Q/$ A

Providers(2)

Compare all 2

Compare API pricing across 2 tracked provider routes for input and output tokens, batch, and cached reads when available.

ProviderInput / 1MOutput / 1MCacheRoute
Tencent Cloud TI Platform$0.066$0.260-
Serverless
OpenRouter$0.180$0.600read $0.060
Serverless

Capabilities

ReasoningJSON / Tool use

Benchmark peer barsfor Coding

SWE-bench VerifiedRank 47 of 100
Claude Fable 5
96.0
Claude Opus 5
96.0
Claude Mythos Preview
93.9
Claude Opus 4.8
88.6
Hunyuan Hy3 Previewcurrent
74.4

Benchmark scores(5)

Scores are benchmark-specific and are direction-aware: the same numeric gap can mean very different outcomes across suites. Use the leaderboard context and this model's provider route to decide whether the winning margin is meaningful for your workload.
BenchmarkScoreVersionEvaluationSource
BrowseComp
67.1BrowseComp (accuracy%)Observed 2026-06-07—
Source
Google-Proof Q&A
87.2GPQA Diamond (accuracy%)Observed 2026-06-07—
Source
SWE-bench Verified
74.4From official Tencent Hunyuan GitHub repository (resolved%)Observed 2026-06-07—
Source
Terminal-Bench 2.0
54.4Terminal-Bench 2.0 (score)Observed 2026-06-07—
Source
GeneBench-Pro
0.9xhighObserved 2026-06-30—
Source

Migration checks

No linked migration route is available for this model yet.

API versions

hy3-preview

Compare Hunyuan Hy3 Preview with other models

Show all 66 popular comparisonssorted by 7-day search impressions
Hunyuan Hy3 Preview vs DeepSeek V3 Base139Hunyuan Hy3 Preview vs Xiaomi MiMo-V2.5-Pro136Hunyuan Hy3 Preview vs Grok-3124Hunyuan Hy3 Preview vs GPT-4114Hunyuan Hy3 Preview vs Grok 4113Hunyuan Hy3 Preview vs Llama 3 8B Instruct105Hunyuan Hy3 Preview vs Mistral Nemotron104Hunyuan Hy3 Preview vs Xiaomi MiMo-V2.596Hunyuan Hy3 Preview vs Dracarys Llama 3.1 70B Instruct94Hunyuan Hy3 Preview vs Claude Instant87Hunyuan Hy3 Preview vs Llama 2 7B74Hunyuan Hy3 Preview vs Claude Opus 4.572Hunyuan Hy3 Preview vs Codex Mini Latest69Hunyuan Hy3 Preview vs GPT-252Hunyuan Hy3 Preview vs Stockmark 2 100B Instruct51Hunyuan Hy3 Preview vs Phi-4 Reasoning Vision 15B50Hunyuan Hy3 Preview vs Phi-4 Mini Flash Reasoning50Hunyuan Hy3 Preview vs Llama 3.1 Nemotron Nano VL 8B v149Hunyuan Hy3 Preview vs Together AI - Llama 3 8B Lite49Hunyuan Hy3 Preview vs Nemotron Mini Hindi 4B Instruct47Hunyuan Hy3 Preview vs DeepSeek R1 052847Hunyuan Hy3 Preview vs o3 Deep Research46Hunyuan Hy3 Preview vs Llama Guard 3 1B43Hunyuan Hy3 Preview vs GPT-142Hunyuan Hy3 Preview vs Claude Instant 1.137Hunyuan Hy3 Preview vs Llama 3.1 Nemotron 70B Reward30Hunyuan Hy3 Preview vs GPT-4 Turbo Preview28Hunyuan Hy3 Preview vs Llama 3 Swallow 70B Instruct28Hunyuan Hy3 Preview vs Llama 2 7B Chat28Hunyuan Hy3 Preview vs Llama Guard 7B28Hunyuan Hy3 Preview vs Llama 3 Taiwan 70B Instruct27Hunyuan Hy3 Preview vs Code Davinci 00127Hunyuan Hy3 Preview vs GPT-5.4-Cyber26Hunyuan Hy3 Preview vs Llama 3.1 Nemotron Nano 4B v1.123Hunyuan Hy3 Preview vs DeepSeek V3.223Hunyuan Hy3 Preview vs Code Cushman 00223Hunyuan Hy3 Preview vs Grok 4.323Hunyuan Hy3 Preview vs Mistral Large 3 675B Instruct19Hunyuan Hy3 Preview vs Sarvam-M Multilingual Hybrid16Hunyuan Hy3 Preview vs Mistral Small 315Hunyuan Hy3 Preview vs Llama Guard 2 8B15Hunyuan Hy3 Preview vs Mistral Large 2 (2407)14Hunyuan Hy3 Preview vs Llama 3.1 Swallow 8B Instruct13Hunyuan Hy3 Preview vs Magistral Small 250613Hunyuan Hy3 Preview vs Aquila 2 34B12Hunyuan Hy3 Preview vs Nemotron 3 Nano Omni12Hunyuan Hy3 Preview vs Qwen2-7B-Instruct11Hunyuan Hy3 Preview vs ShieldGemma 9B11Hunyuan Hy3 Preview vs Llama 3.1 NemoGuard 8B Content Safety10Hunyuan Hy3 Preview vs text-davinci9Hunyuan Hy3 Preview vs Gemma 2 9B SahabatAI Instruct8Hunyuan Hy3 Preview vs Marin 8B Instruct8Hunyuan Hy3 Preview vs Llama 3.1 NemoGuard 8B Topic Control7Hunyuan Hy3 Preview vs Bielik 11B v2.6 Instruct7Hunyuan Hy3 Preview vs Mistral Medium 37Hunyuan Hy3 Preview vs Italia 10B Instruct7Hunyuan Hy3 Preview vs Seed-OSS 36B Instruct6Hunyuan Hy3 Preview vs GPT-2 Medium5Hunyuan Hy3 Preview vs Mistral 7B v0.15Hunyuan Hy3 Preview vs Aquila 2 7B5Hunyuan Hy3 Preview vs Teuken 7B Instruct4Hunyuan Hy3 Preview vs Mistral Magistral Small 25094Hunyuan Hy3 Preview vs Falcon 3 7B Instruct3Hunyuan Hy3 Preview vs GPT-5.4 Pro2Hunyuan Hy3 Preview vs Granite Guardian 3.0 8B1Hunyuan Hy3 Preview vs Colosseum 355B Instruct1