gpt-oss-20B: Intelligence, Performance & Price Analysis
Analysis of OpenAI's gpt-oss-20B and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first token), context window & more. Click on any model to compare API providers for that model. For more details including relating to our methodology, see our FAQs.
Comparison Summary
Intelligence:
gpt-oss-20B (high) is of higher intelligence compared to average, with Artificial Analysis Intelligence Index of 45.
Price:gpt-oss-20B (high) is cheaper compared to average with a price of $0.09 per 1M Tokens (blended 3:1).
gpt-oss-20B (high) Input token price: $0.05, Output token price: $0.20 per 1M Tokens.
Speed:gpt-oss-20B (high) Input token price: $0.05, Output token price: $0.20 per 1M Tokens.
gpt-oss-20B (high) is faster compared to average, with a output speed of 255.7 tokens per second.
Latency:gpt-oss-20B (high) has a lower latency compared to average, taking 0.56s to receive the first token (TTFT).
Context Window:gpt-oss-20B (high) has a smaller context windows than average, with a context window of 130k tokens.
Highlights
Intelligence
Artificial Analysis Intelligence Index; Higher is better
Speed
Output Tokens per Second; Higher is better
Price
USD per 1M Tokens; Lower is better
Parallel Queries:
Prompt Length:
gpt-oss-20B Model Details
Comparisons to gpt-oss-20B (high)
- gpt-oss-20B (high)
- GPT-4.1
- gpt-oss-120B (high)
- GPT-5 (high)
- o3
- GPT-5 (minimal)
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