Claude 2.1vsQwen1.5

Claude 2.1
Qwen1.5
Specifications
Parameters
72B
Context window
200k
32k
Overview
CompanyAnthropicQwen
Release dateNov 21 2023Feb 4 2024
AccessProprietaryOpen Weight

Which is better: Claude 2.1 or Qwen1.5?

Claude 2.1 and Qwen1.5 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 2.1 shipped 75 days before Qwen1.5, so benchmark comparisons should account for the intervening progress.

Context windows are 200k (Claude 2.1) vs 32k (Qwen1.5). Claude 2.1 is proprietary, while Qwen1.5 is open weight.

Direct benchmark comparisons are unavailable — Claude 2.1 and Qwen1.5 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 2.1 was released by Anthropic on Nov 21 2023.

Qwen1.5 was released by Qwen on Feb 4 2024.

Claude 2.1 has a 200k context window; Qwen1.5 has 32k.

Claude 2.1 is a proprietary model released by Anthropic. Qwen1.5 is an open weight model released by Qwen.

Other comparisons