head-to-head

Thinking Machines: Inkling Small vs xAI: Grok Latest

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

	Thinking Machines: Inkling Small	xAI: Grok Latest
Vendor	thinkingmachines	~x-ai
Quality Score	100	100
Benchmark Score	44.5	5.8
Input Price	$0.45/M	$1.60/M
Output Price	$1.20/M	$4.80/M
Context Window	1,048,576	500,000
Max Output	262,144	450,000
Tool Calling	✓	✓
Structured Output	-	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	✓	-
Benchmark Scores
ai_index	45.8	11.4

Who wins by task?

Task	Thinking Machines: Inkling Small	xAI: Grok Latest
SQL Generation	131	134
Code Review	136	134
Code Completion	132	118
Code Refactoring	139	137
Bug Fixing	144	138
Unit Test Generation	121	125
Code Documentation	135	131
Regex Writing	124	119
CI/CD Pipelines	121	121
Frontend Component Design	123	123
Data Analysis	126	125
CSV / Spreadsheet Cleanup	123	133
ETL Scripting	130	129
JSON Extraction	119	122
Bulk Data Labeling	125	120
OCR / Document Parsing	125	131
Table Extraction from PDFs	125	131
Long-Document Summarization	145	139
Short-Form Summarization	126	115
Blog Post Writing	127	122

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