head-to-head

Thinking Machines: Inkling (batch) vs SpaceXAI: Grok 4.3

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-08.

	Thinking Machines: Inkling (batch)	SpaceXAI: Grok 4.3
Vendor	thinkingmachines	x-ai
Quality Score	100	100
Benchmark Score	70.5	57.5
Input Price	$0.50/M	$1.25/M
Output Price	$2.02/M	$2.50/M
Context Window	524,288	1,000,000
Max Output	-	-
Tool Calling	✓	✓
Structured Output	-	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	✓	-
Benchmark Scores
ai_index	69.8	62.6
ai_index_agentic	56.3	39.9
ai_index_coding	85.9	69.7

Who wins by task?

Task	Thinking Machines: Inkling (batch)	SpaceXAI: Grok 4.3
SQL Generation	156	158
Code Review	156	155
Code Completion	132	120
Code Refactoring	154	155
Bug Fixing	171	164
Unit Test Generation	140	144
Code Documentation	141	139
Regex Writing	133	130
CI/CD Pipelines	136	136
Frontend Component Design	138	138
Data Analysis	157	154
CSV / Spreadsheet Cleanup	139	147
ETL Scripting	145	145
JSON Extraction	134	134
Bulk Data Labeling	130	124
OCR / Document Parsing	136	141
Table Extraction from PDFs	136	141
Long-Document Summarization	155	152
Short-Form Summarization	130	121
Blog Post Writing	136	134

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