head-to-head

Anthropic: Claude Sonnet 5 (batch) vs Mistral: Mistral Medium 3.5

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-30.

	Anthropic: Claude Sonnet 5 (batch)	Mistral: Mistral Medium 3.5
Vendor	anthropic	mistralai
Quality Score	100	100
Benchmark Score	90.4	52.5
Input Price	$1.00/M	$1.50/M
Output Price	$5.00/M	$7.50/M
Context Window	1,000,000	262,144
Max Output	128,000	-
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	-
Benchmark Scores
ai_index	88.0	49.4
ai_index_agentic	77.0	31.3
ai_index_coding	100.0	77.4

Who wins by task?

Task	Anthropic: Claude Sonnet 5 (batch)	Mistral: Mistral Medium 3.5
SQL Generation	171	153
Code Review	167	147
Code Completion	120	116
Code Refactoring	164	144
Bug Fixing	180	155
Unit Test Generation	154	140
Code Documentation	143	131
Regex Writing	136	128
CI/CD Pipelines	144	132
Frontend Component Design	146	137
Data Analysis	171	151
CSV / Spreadsheet Cleanup	154	142
ETL Scripting	154	138
JSON Extraction	140	134
Bulk Data Labeling	126	123
OCR / Document Parsing	146	139
Table Extraction from PDFs	146	139
Long-Document Summarization	160	141
Short-Form Summarization	123	119
Blog Post Writing	140	129

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