Side-by-side comparison
gpt-oss-20b vs Granite 4.1 8B
| gpt-oss-20b | Granite 4.1 8B | |
|---|---|---|
| Provider | OpenAI | IBM |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 131,072 | 131,072 |
| 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 → | 0.0300 | 0.0500 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 0.1400 | 0.1000 |
Frequently asked questions
Which is cheaper, gpt-oss-20b or Granite 4.1 8B?
Granite 4.1 8B is cheaper than gpt-oss-20b on a 50/50 input/output blend by about $0.01 per 1M tokens. Exact savings depend on your input-vs-output ratio — use the cost calculator on this page for a workload-specific estimate.
What is the difference between gpt-oss-20b and Granite 4.1 8B?
gpt-oss-20b comes from OpenAI; Granite 4.1 8B comes from IBM. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.