Tencent Hy3 vs GPT-5.5 vs GLM-5.2
Pick two to four models to compare benchmark scores, prices, context windows and speed. The link updates as you pick, so you can share the exact comparison.
Cheapest blended
Tencent Hy3
$0.231 / 1M tokens
Largest context
GPT-5.5
1.05M tokens
Fastest output
GLM-5.2
88 tokens/s
Top on SWE-bench Pro
GLM-5.2
62.1%
Specifications
| Spec | Tencent Hy3Tencent | GPT-5.5OpenAI | GLM-5.2Z.ai |
|---|---|---|---|
| Provider | Tencent | OpenAI | Z.ai |
| Released | Jul 2026 | 24 Apr 2026 | 16 Jun 2026 |
| Licence | Open weight | Proprietary | Open weight |
| Context window | 262K tokens | 1.05M tokens | 1.05M tokens |
| Max output | 128K tokens | 128K tokens | 131K tokens |
| Input / 1M | $0.132* | $5.00* | $1.40* |
| Output / 1M | $0.528 | $30.00 | $4.40 |
| Cached input / 1M | $0.033 | $0.50 | $0.26 |
| Speed | 87 tokens/s | 86 tokens/s | 88 tokens/s |
| Input types | text | text, image | text |
| Best for | CodingAgentsBudget | CodingAgents | CodingAgentsLong context |
* Tencent Hy3: Tencent Cloud TokenHub, Singapore region. OpenRouter now lists the same $0.132 / $0.528. An archived OpenRouter page from 8 Jul 2026 showed $0.20 / $0.80 plus a $0 endpoint; no free endpoint is listed now.
* GPT-5.5: There is no separate cache-write charge (pre-GPT-5.6 models). Batch and Flex: $2.50 / $15. Fast mode: 2.5x, $12.50 / $75. Snapshot gpt-5.5-2026-04-23. GPT-5.5 Pro (gpt-5.5-pro) costs $30 / $180. Data residency +10%.
* GLM-5.2: Same price as GLM-5.3. Cached-input storage is free for a limited time.
Benchmark scores
Officially reported scores only. A model with no published score on a benchmark shows a line, not a zero.
Price per 1M tokens
Context window and speed
Notes
- Tencent Hy3
- Tencent Hy team's MoE model, 295B total and 21B active parameters (plus a 3.8B MTP layer), the full release after Hy3 Preview (late April 2026). Apache-2.0 with no extra conditions, so commercial use is unrestricted.
- GPT-5.5
- A frontier model for coding and complex professional work, the flagship before GPT-5.6.
- GLM-5.2
- Z.ai flagship for long-horizon tasks with a 1M-token context, 744B total and 40B active parameters. Open weights under plain MIT with no regional limits (commercial use allowed). Superseded by GLM-5.3 on 18 Aug 2026.
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