Side-by-side comparison
GLM 4 32B vs gpt-oss-20b
| GLM 4 32B | gpt-oss-20b | |
|---|---|---|
| Provider | Z.ai | OpenAI |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 128,000 | 131,072 |
| Capabilities Optional capabilities the model advertises: vision (images), tools (function calling), json_mode (structured output). | tools | tools, json_mode |
| Input $ / 1M tokens Cost for tokens you send (prompt + context). Cheaper side highlighted. Glossary → | 0.1000 | 0.0300 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 0.1000 | 0.1400 |
Frequently asked questions
Which is cheaper, GLM 4 32B or gpt-oss-20b?
gpt-oss-20b is cheaper than GLM 4 32B on a 50/50 input/output blend by about $0.015 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 4 32B or gpt-oss-20b?
gpt-oss-20b has the larger context window at 131k tokens versus 128k tokens for GLM 4 32B . That means gpt-oss-20b can ingest about 1.0x as much text per request.
What is the difference between GLM 4 32B and gpt-oss-20b?
GLM 4 32B comes from Z.ai; gpt-oss-20b 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.