GLM 5.3 Prime vs Hy4 preview
Price, context window & benchmark comparison
VS
Compare different models
Verdict: Hy4 preview is 3.4× cheaper than GLM 5.3 Prime on a typical 3:1 input/output mix. Hy4 preview has the larger context window (1M vs 1M).
| GLM 5.3 Prime | Hy4 preview | |
|---|---|---|
| Input price / 1M | $2.80 | $0.83 |
| Output price / 1M | $8.80 | $2.50 |
| Blended price (3:1) | $4.30 | $1.25 |
| Cached input / 1M | $0.56 | $0.042 |
| Context window | 1M | 1M |
| Max output | 131K | 64K |
| Intelligence index | — | — |
| Coding index | — | — |
| Providers | 1 | 3 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | No | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-09-23 | 2026-08-28 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, GLM 5.3 Prime or Hy4 preview?
Hy4 preview is 3.4× cheaper than GLM 5.3 Prime on a typical 3:1 input/output mix.
GLM 5.3 Prime vs Hy4 preview: which has a bigger context window?
GLM 5.3 Prime: 1,000,000 tokens. Hy4 preview: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: GLM 5.3 Prime ≈ $10,000, Hy4 preview ≈ $2,919.
More comparisons
GLM 5.3 Prime vs Qwen3.8 Max PrimeGLM 5.3 Prime vs Command A+GLM 5.3 Prime vs GPT-6 Luna ProGLM 5.3 Prime vs GPT-6 LunaGLM 5.3 Prime vs GPT-6 Sol ProGLM 5.3 Prime vs GPT-6 SolGLM 5.3 Prime vs Claude Opus 5.5GLM 5.3 Prime vs MiMo-V2.6-Pro-UltraSpeedGLM 5.3 Prime vs MiMo-V2.6-FlashGLM 5.3 Prime vs Grok 4.7GLM 5.3 Prime vs Qwen3.8 Omni FlashGLM 5.3 Prime vs GLM 5.3 FlashXGLM 5.3 Prime vs DeepSeek V4.1 FlashGLM 5.3 Prime vs GPT-6 AstraGLM 5.3 Prime vs GPT-6 Astra ProGLM 5.3 Prime vs Qwen3.8 Max (0902)Hy4 preview vs Qwen3.8 Max PrimeHy4 preview vs Command A+Hy4 preview vs GPT-6 Luna ProHy4 preview vs GPT-6 LunaHy4 preview vs GPT-6 Sol ProHy4 preview vs GPT-6 SolHy4 preview vs Claude Opus 5.5Hy4 preview vs MiMo-V2.6-Pro-UltraSpeed