head-to-head

Anthropic: Claude Haiku Latest vs Qwen: Qwen3.5-27B

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

	Anthropic: Claude Haiku Latest	Qwen: Qwen3.5-27B
Vendor	~anthropic	qwen
Quality Score	100	100
Benchmark Score	-	35.5
Input Price	$1.00/M	$0.20/M
Output Price	$5.00/M	$1.56/M
Context Window	200,000	262,144
Max Output	64,000	65,536
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	-
Benchmark Scores
ai_index	-	37.8

Who wins by task?

Task	Anthropic: Claude Haiku Latest	Qwen: Qwen3.5-27B
SQL Generation	129	135
Code Review	124	133
Code Completion	114	129
Code Refactoring	124	133
Bug Fixing	128	137
Unit Test Generation	120	125
Code Documentation	122	129
Regex Writing	118	123
CI/CD Pipelines	116	121
Frontend Component Design	122	126
Data Analysis	124	129
CSV / Spreadsheet Cleanup	125	129
ETL Scripting	120	127
JSON Extraction	122	131
Bulk Data Labeling	120	129
OCR / Document Parsing	127	130
Table Extraction from PDFs	127	130
Long-Document Summarization	125	135
Short-Form Summarization	114	125
Blog Post Writing	117	123

Scores reflect capability match + benchmark data + pricing for each task. Methodology →