Comparing 2 models

Claude Opus 4.6 vs Qwen3.8 27B

Facts first, then task-specific rankings. A highlighted cell is better only for that row, not universally.

metric

Model 1Claude Opus 4.6

Model 2Qwen3.8 27B

Best for

OCR & Documents (#1)

RAG & Long Context (#1)

Provider

anthropic

qwen

Context

1MBest

Input / 1M

$0.42Best

Output / 1M

$25

$3Best

Tool use

yesBest

Vision

yesBest

Reasoning

yesBest

Open-weight

—

yesBest

Released

Aug 26, 2025

Aug 14, 2026

task evidence

How they place when the question changes

Lower ranks are better. “Best” marks the strongest option in this shortlist for that task.

Best LLM for Writing #4Best —

Best LLM for Translation #7Best —

Best LLM for Document Parsing #3Best —

Best LLM for Creative Writing #3Best —

Best LLM for AI Agents #6Best —

Cheapest Capable LLM #6Best —

Best LLM for Image Understanding —#7Best

Best LLM for Marketing Copy #2Best —

Best LLM for Roleplay & Character #2Best —

Best LLM for High-Volume Extraction —#6Best

Best LLM for Hermes Agent #5Best —

Best LLM for Goose #5Best —

Best LLM for Fast Summaries #8Best —

Best LLM for Document Summarization #7Best —

Best LLM for OpenHands #3Best —

Best LLM for Structured Data Extraction #8Best —

Best LLM for OCR & Documents #1Best —

Best LLM for Business Writing #2Best —

Best LLM for Vision & Documents #2Best —

Best LLM for Literary Translation #6Best —

Best Open-Weight LLM for Self-Hosting —#1Best

Best LLM for Code Completion —#7Best

Best LLM for a General Assistant #5Best #9

Best LLM for Massive Context #3Best —

Best LLM for Autonomous Agents #6Best —

Best Value LLM #4Best —

Best LLM for RAG & Long Context #2 #1Best

Best LLM for JSON & Schema Output #6Best —

Best LLM for Summarization #8Best —

Best LLM for Chat & Roleplay #2Best —

Best LLM for Debugging & Code Review #7Best —

Best LLM for Logic & Problem Solving #3Best #6

Best LLM for Competition Math #3Best #5

Best LLM for Math & Reasoning #2Best #4

Best LLM for Everyday Translation #3Best —

Best Cheap LLM for High Volume #7 #5Best