head-to-head

Thinking Machines: Inkling Small vs Anthropic: Claude Opus 5 (batch)

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

	Thinking Machines: Inkling Small	Anthropic: Claude Opus 5 (batch)
Vendor	thinkingmachines	anthropic
Quality Score	100	100
Benchmark Score	44.5	87.3
Input Price	$0.45/M	$2.50/M
Output Price	$1.20/M	$12.50/M
Context Window	1,048,576	1,000,000
Max Output	262,144	128,000
Tool Calling	✓	✓
Structured Output	-	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	✓	-
Benchmark Scores
ai_index	45.8	83.8

Who wins by task?

Task	Thinking Machines: Inkling Small	Anthropic: Claude Opus 5 (batch)
SQL Generation	131	142
Code Review	136	147
Code Completion	132	118
Code Refactoring	139	149
Bug Fixing	144	151
Unit Test Generation	121	134
Code Documentation	135	136
Regex Writing	124	125
CI/CD Pipelines	121	130
Frontend Component Design	123	132
Data Analysis	126	136
CSV / Spreadsheet Cleanup	123	135
ETL Scripting	130	139
JSON Extraction	119	121
Bulk Data Labeling	125	117
OCR / Document Parsing	125	135
Table Extraction from PDFs	125	135
Long-Document Summarization	145	149
Short-Form Summarization	126	117
Blog Post Writing	127	130

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