Is openai/gpt-oss-20b or deepseek-ai/DeepSeek-R1 cheaper?

openai/gpt-oss-20b is cheaper on output tokens ($0.18 vs $2.18 per 1M).

Which has the larger context window, openai/gpt-oss-20b or deepseek-ai/DeepSeek-R1?

deepseek-ai/DeepSeek-R1 has the larger context window (164K tokens).

openai/gpt-oss-20b vs deepseek-ai/DeepSeek-R1

openai/gpt-oss-20b is cheaper on output tokens, while deepseek-ai/DeepSeek-R1 offers a larger context window. Choose openai/gpt-oss-20b or deepseek-ai/DeepSeek-R1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	openai/gpt-oss-20b	deepseek-ai/DeepSeek-R1
Provider	SiliconFlow	SiliconFlow
Input / 1M tokens	$0.04	$0.50
Output / 1M tokens	$0.18	$2.18
Context window	131K	164K
Parameters	21B	671B
Open weights	No	No
Released	Aug 2025	May 2025

openai/gpt-oss-20b details →deepseek-ai/DeepSeek-R1 details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.