All models
Head to head

DeepSeek V4.1 Flash vs GPT-OSS 120B

Price, context, inputs and filters. No benchmarks theatre.

DeepSeek V4.1 Flash costs 2× less per message.

DeepSeek V4.1 Flash holds 8× more context.

Made by
DeepSeek
OpenAI
Content tier
Open
Open
Intelligence
Smart & Cheap
Smart & Cheap
Price per message
~0.22 credits≈ 454 messages for 1 €
~0.43 credits≈ 232 messages for 1 €
Context window
1M tokens≈ 1,613 pages of text in one go
131K tokens≈ 202 pages of text in one go
Reads
Text, Images
Text
Writes
Text
Text
Tool use
Yes - search, memory, code and more
Yes - search, memory, code and more
Served via
OpenRouter, Unbottled AI
OpenRouter, Unbottled AI
Status
Current
Current

A typical message: 16K tokens in, 1.5K out. Short replies cost less. 1 credit = 0.01 €.