Side-by-side comparison
GLM 5 Turbo vs o3 Mini
| GLM 5 Turbo | o3 Mini | |
|---|---|---|
| Provider | Z.ai | OpenAI |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 202,752 | 200,000 |
| Capabilities Optional capabilities the model advertises: vision (images), tools (function calling), json_mode (structured output). | tools, json_mode | tools, json_mode |
| Input $ / 1M tokens Cost for tokens you send (prompt + context). Cheaper side highlighted. Glossary → | 1.2000 | 1.1000 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 4.0000 | 4.4000 |
Frequently asked questions
Which is cheaper, GLM 5 Turbo or o3 Mini?
GLM 5 Turbo is cheaper than o3 Mini on a 50/50 input/output blend by about $0.15 per 1M tokens. Exact savings depend on your input-vs-output ratio — use the cost calculator on this page for a workload-specific estimate.
Which has a larger context window, GLM 5 Turbo or o3 Mini?
GLM 5 Turbo has the larger context window at 203k tokens versus 200k tokens for o3 Mini. That means GLM 5 Turbo can ingest about 1.0x as much text per request.
What is the difference between GLM 5 Turbo and o3 Mini?
GLM 5 Turbo comes from Z.ai; o3 Mini comes from OpenAI. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.