Qwen3.8-27BvsGrok 4.6

Qwen3.8-27B
Grok 4.6
Specifications
Parameters
27B
Context window
262k
Benchmarks
Agentic coding
SWE-Bench Pro
61.7%
Agentic coding
CursorBench v3.2
69.9%
Agentic coding
DeepSWE 1.1
42.2%
65.9%Best
Agentic coding
FrontierCode v1.1 (Extended) · extended split
61.3%
Expert software engineering
APEX-SWE
56.4%
Repo-level code generation
NL2Repo-Bench
42.3%
Software engineering
QwenSWEBench
79%
Competitive coding
LiveCodeBench
90.3%
Agentic terminal coding
Terminal-Bench 3.0
26%
Agentic terminal coding
Terminal-Bench 2.1
73%
Expert agentic work
APEX-Agents
57.5%
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%
Agentic legal work
Harvey's Legal Agent Benchmark
15.8%
Overall intelligence
AA Intelligence Index
61
Knowledge work
GDPval-AA v2
1753
Knowledge work
AA-Briefcase
1577
Overview
CompanyQwenSpaceXAI
Release dateAug 14 2026Aug 12 2026
AccessOpen WeightProprietary

Which is better: Qwen3.8-27B or Grok 4.6?

Grok 4.6 leads Qwen3.8-27B on 1 of the 1 benchmark they both report (DeepSWE 1.1). Grok 4.6 shipped 2 days before Qwen3.8-27B, so benchmark comparisons should account for the intervening progress.

Qwen3.8-27B is open weight, while Grok 4.6 is proprietary.

On DeepSWE 1.1, Grok 4.6 leads at 65.9% vs Qwen3.8-27B at 42.2%.

Frequently asked questions

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

Grok 4.6 was released by SpaceXAI on Aug 12 2026.

Grok 4.6 leads on DeepSWE 1.1 — Qwen3.8-27B 42.2% vs Grok 4.6 65.9%.

Qwen3.8-27B is an open weight model released by Qwen. Grok 4.6 is a proprietary model released by SpaceXAI.

Other comparisons