GLM-5.1 vs OpenAI GPT-5.2 Pro
GLM-5.1 is cheaper on output tokens, while OpenAI GPT-5.2 Pro offers a larger context window. Choose GLM-5.1 or OpenAI GPT-5.2 Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GLM-5.1 | OpenAI GPT-5.2 Pro |
|---|---|---|
| Provider | DigitalOcean | DigitalOcean |
| Input / 1M tokens | $1.30 | $21.00 |
| Output / 1M tokens | $4.30 | $168.00 |
| Context window | 164K | 400K |
| Parameters | — | — |
| Open weights | Yes | No |
| Released | Apr 2026 | Dec 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.