Claude 1vsQwen3.8-27B

Claude 1
Qwen3.8-27B
Specifications
Parameters
27B
Context window
9k
262k
Benchmarks
Agentic coding
SWE-Bench Pro
61.7%
Agentic coding
DeepSWE 1.1
42.2%
Repo-level code generation
NL2Repo-Bench
42.3%
Software engineering
QwenSWEBench
79%
Competitive coding
LiveCodeBench
90.3%
Agentic terminal coding
Terminal-Bench 2.1
73%
Professional tool use
JobBench
33.4%
Long-horizon office work
CoWorkBench
70.7%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
30.8%
Science
GPQA Diamond
89.2%
Instruction following
IFBench
79.5%
Agentic computer use
Agent's Last Exam · pass@1
20.4%
Agentic computer use
Agent's Last Exam · score
42.9%
Overview
CompanyAnthropicQwen
Release dateMar 14 2023Aug 14 2026
AccessProprietaryOpen Weight

Which is better: Claude 1 or Qwen3.8-27B?

Claude 1 and Qwen3.8-27B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 1 shipped 1249 days before Qwen3.8-27B, so benchmark comparisons should account for the intervening progress.

Context windows are 9k (Claude 1) vs 262k (Qwen3.8-27B). Claude 1 is proprietary, while Qwen3.8-27B is open weight.

Direct benchmark comparisons are unavailable — Claude 1 and Qwen3.8-27B don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 1 was released by Anthropic on Mar 14 2023.

Qwen3.8-27B was released by Qwen on Aug 14 2026.

Claude 1 has a 9k context window; Qwen3.8-27B has 262k.

Claude 1 is a proprietary model released by Anthropic. Qwen3.8-27B is an open weight model released by Qwen.

Other comparisons