Compare Hy3 from tencent and Gemini 3.5 Flash from Google on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.


Hy3 and Gemini 3.5 Flash are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Hy3, from tencent, has a 262,144-token context window and is priced at $0.132/M tokens input, $0.528/M tokens output on OpenRouter.
Gemini 3.5 Flash, from Google, has a 1,048,576-token context window and is priced at $1.50/M tokens input, $9/M tokens output on OpenRouter.
| Attribute | Hy3 | Gemini 3.5 Flash |
|---|---|---|
| Input price | $0.132/M tokens | $1.50/M tokens |
| Output price | $0.528/M tokens | $9/M tokens |
| Context window | 262,144 tokens | 1,048,576 tokens |
| Intelligence Index | Not available | 33.6 |
| Coding Index | Not available | Not available |
| Agentic Index | Not available | Not available |
| Latency (p50) | 2.80 s | 12.88 s |
| Throughput (p50) | 54.0 tok/s | 6.0 tok/s |
Benchmark data updated
Gemini 3.5 Flash has the longer context window at 1,048,576 tokens, compared with 262,144 tokens for Hy3.
Hy3 is faster on OpenRouter, generating a median 54.0 tokens per second compared with 6.0 tokens per second for Gemini 3.5 Flash.