Head to head

Qwen 3.8 Flash vs Qwen 2.5 7B

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

Swap sides

Qwen 2.5 7B costs 1.6× less per message.

Qwen 3.8 Flash holds 30.5× more context.

Fact

Qwen 3.8 FlashAlibaba

OpenChat with Qwen 3.8 Flash

Qwen 2.5 7BAlibaba

OpenChat with Qwen 2.5 7B

Made by

Alibaba

Content tier

Open

Intelligence

Smart & Cheap

Quick

Estimated price per message

~0.41 credits≈ 243 messages for $1

~0.25 credits≈ 400 messages for $1

Context window

1M tokens≈ 1,538 pages of text in one go

33K tokens≈ 50 pages of text in one go

Reads

Text, Images, Video

Text

Writes

Text

Tool use

Yes - search, memory, code and more

Served via

OpenRouter, Unbottled AI

Status

Current

Legacy

A typical message: 16K tokens in, 1.5K out. Short replies cost less. Models served via OpenRouter bill the real provider cost plus our markup, so actual charges vary. 1 credit = $0.01.

Qwen 3.8 Flash details Qwen 2.5 7B details