gpt-oss-20b is 5.7× cheaper per million tokens (blended). Qwen3.8 Flash has the larger context window (1,000,000 vs 131,072 tokens, 7.6×).

gpt-oss-20b vs Qwen3.8 Flash

Live catalog fields. Best-in-row is highlighted.

gpt-oss-20bopen

OpenAI · openai__gpt-oss-20b

Qwen3.8 Flashopen

Qwen · qwen__qwen3.8-flash

Identity

Fieldopenai__gpt-oss-20bqwen__qwen3.8-flash
ProviderOpenAIQwen
Slugopenai__gpt-oss-20bqwen__qwen3.8-flash
Statuslivelive
Open weightsYesYes
License——
HuggingFaceopenai/gpt-oss-20bQwen/Qwen3.8-Flash-Next

Quality

Fieldopenai__gpt-oss-20bqwen__qwen3.8-flash
Quality index (0–100)——

Cost

Fieldopenai__gpt-oss-20bqwen__qwen3.8-flash
Input $ / 1M tokens$0.02$0.15
Cached input $ / 1M$0.01$0.02
Output $ / 1M tokens$0.09$0.47

Context

Fieldopenai__gpt-oss-20bqwen__qwen3.8-flash
Max context tokens131,0721,000,000
Max output tokens32,768131,072

Modalities

Fieldopenai__gpt-oss-20bqwen__qwen3.8-flash
Inputtexttext, image, video
Outputtexttext