gpt-oss-20b
Public AI IQ model profile with source-backed benchmark results and derived ranking context.
IQ
94
EQ
93
Effective Cost
$0.2275
IQ Rank
#126
gpt-oss-20b API pricing — full price table, workload cost examples, and cheaper alternatives.
IQ Dimensions
| Dimension | IQ | Coverage |
|---|---|---|
| Abstract Reasoning | 74 | 0/3 |
| Mathematical Reasoning | 109 | 2/5 |
| Academic Reasoning | 101 | 5/6 |
| Programmatic Reasoning | 116 | 1/5 |
| Computer Use | 70 | 0/5 |
| Reliability | 91 | 4/6 |
Benchmark Results
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Frequently Asked Questions
- What is the IQ of gpt-oss-20b?
- gpt-oss-20b has an estimated IQ of 94, which ranks #126 out of 143 public models on the AI IQ leaderboard. The score combines six equally weighted reasoning dimensions using measured benchmark results and conservative estimates for missing coverage.
- What is the EQ of gpt-oss-20b?
- gpt-oss-20b has an estimated EQ of 93. EQ measures emotional reasoning — how well a model reads and responds to emotional context — and is scored separately from IQ.
- How much does gpt-oss-20b cost?
- gpt-oss-20b costs $0.05 per million input tokens and $0.20 per million output tokens. Adjusted for how many tokens it actually consumes on real tasks, its effective cost works out to $0.2275 per million input-plus-output tokens.
- Is gpt-oss-20b open source?
- Yes — gpt-oss-20b is an open-weights model: its trained weights are published, so it can be downloaded and self-hosted.
- When was gpt-oss-20b released?
- gpt-oss-20b was publicly released on August 5, 2025.
- How large is the context window of gpt-oss-20b?
- gpt-oss-20b supports a context window of 131,000 tokens — the amount of text it can consider in a single request.
- How fast is gpt-oss-20b?
- In independent measurements, gpt-oss-20b generates about 194 tokens per second, with a typical response time of about 14 seconds.