Gpt oss 20b
GPT-OSS-20B is a compact open-weight MoE model from OpenAI containing 21B parameters (3.6B active). It uses grouped multi-query attention for low-latency inference on consumer hardware under an Apache 2.0 license.
Leaderboards
Average Score combining domain-specific Autobench scores; Higher is better
Performance vs. Industry Average
Intelligence
Gpt oss 20b is of lower intelligence compared to average (2.9), with an intelligence score of 2.6.
Price
Gpt oss 20b is cheaper compared to average ($0.75 per 1M Tokens) with a price of $0.01 per 1M Tokens.
Latency
Gpt oss 20b has a lower average latency compared to average (44.25s), with an average latency of 42.87s.
P99 Latency
Gpt oss 20b has a higher P99 latency compared to average (126.46s), taking 165.52s to receive the first token at P99 (TTFT).
Context Window
Gpt oss 20b has a smaller context window than average (406k tokens), with a context window of 131k tokens.