GPT-3.5 Turbo vs GLM 5.3
GLM 5.3 is cheaper on output tokens, while GLM 5.3 offers a larger context window. Choose GPT-3.5 Turbo or GLM 5.3 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GPT-3.5 Turbo | GLM 5.3 |
|---|---|---|
| Provider | OpenAI | Z.ai |
| Input / 1M tokens | $0.50 | $0.07 |
| Output / 1M tokens | $1.50 | $1.40 |
| Context window | 16K | 1M |
| Parameters | 20B | — |
| Open weights | No | — |
| Released | Mar 2023 | — |
| LMArena (Chatbot Arena) Elo score | 1125 | 1474 |
| GPQA Diamond score | 28.0 | 90.9 |
| Epoch Capabilities Index score | 119 | 156 |
| LMArena WebDev Elo score | — | 1623 |
FAQ
Is GPT-3.5 Turbo or GLM 5.3 cheaper?
GLM 5.3 is cheaper on output tokens ($1.40 vs $1.50 per 1M).
Which has the larger context window, GPT-3.5 Turbo or GLM 5.3?
GLM 5.3 has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.