Hunyuan Pro vs Yi-Lightning
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Hunyuan Pro and Yi-Lightning.
Hunyuan Pro
Hunyuan Pro (ζ··ε Pro) is Tencent's flagship large language model developed by Tencent AI Lab, designed to power AI features across Tencent's vast ecosystem including WeChat, QQ, and enterprise cloud services. It achieves top-tier performance on Chinese-language benchmarks and strong multilingual capabilities, with native support for text, image, and video understanding. Hunyuan Pro is deployed at massive scale across Tencent's advertising, content recommendation, and customer service systems, processing billions of inference requests daily.
Yi-Lightning
Yi-Lightning is 01.AI's (ιΆδΈδΈη©) fastest and most cost-efficient model, purpose-built for high-throughput production workloads. It delivers competitive performance against GPT-4o-mini and Claude Haiku at a fraction of the cost, with exceptional bilingual Chinese-English capabilities. Yi-Lightning excels at classification, entity extraction, summarization, and high-frequency API tasks where latency and cost-per-call are critical constraints.
Technical Specifications
| Specification | Hunyuan Pro | Yi-Lightning |
|---|---|---|
| Provider | Tencent | 01.AI |
| Context Window | 256,000 tokens | 131,072 tokens |
| Agent Suitability | 85/100 | 82/100 |
| Time to First Token (TTFT) | 320 ms | 120 ms |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-11-01 | 2025-10-01 |
API Pricing Comparison
Input Price per Million Tokens
Hunyuan Pro
$0.60
Yi-Lightning
$0.15
Output Price per Million Tokens
Hunyuan Pro
$1.20
Yi-Lightning
$0.30
Want to test both models live?
Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Hunyuan Pro Quirks & Gotchas
- βΈMassive daily inference volume β battle-tested at WeChat scale
- βΈAPI available through Tencent Cloud β requires Chinese enterprise account
Yi-Lightning Quirks & Gotchas
- βΈBest cost-efficiency for high-volume bilingual applications
- βΈSelf-hostable via Ollama β excellent open-weight option for Asian-language pipelines