head-to-head

Mistral: Mistral Medium 3.5 vs Anthropic: Claude Sonnet Latest

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

	Mistral: Mistral Medium 3.5	Anthropic: Claude Sonnet Latest
Vendor	mistralai	~anthropic
Quality Score	100	100
Benchmark Score	19.3	-
Input Price	$1.50/M	$2.00/M
Output Price	$7.50/M	$10.00/M
Context Window	262,144	1,000,000
Max Output	209,715	128,000
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	-
Benchmark Scores
ai_index	23.4	-

Who wins by task?

Task	Mistral: Mistral Medium 3.5	Anthropic: Claude Sonnet Latest
SQL Generation	133	132
Code Review	130	132
Code Completion	115	117
Code Refactoring	131	136
Bug Fixing	134	136
Unit Test Generation	124	124
Code Documentation	126	129
Regex Writing	120	117
CI/CD Pipelines	120	120
Frontend Component Design	124	122
Data Analysis	127	124
CSV / Spreadsheet Cleanup	128	132
ETL Scripting	125	128
JSON Extraction	122	121
Bulk Data Labeling	119	118
OCR / Document Parsing	129	131
Table Extraction from PDFs	129	131
Long-Document Summarization	132	136
Short-Form Summarization	115	113
Blog Post Writing	121	120

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