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SpaceXAI: Grok 4.6 vs Thinking Machines: Inkling

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-13.

SpaceXAI: Grok 4.6 Thinking Machines: Inkling
Vendorx-aithinkingmachines
Quality Score100100
Benchmark Score99.870.5
Input Price$2.00/M$0.95/M
Output Price$6.00/M$4.05/M
Context Window500,0001,048,576
Max Output-262,144
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index100.069.8
ai_index_agentic96.856.3
ai_index_coding100.085.9

Who wins by task?

TaskSpaceXAI: Grok 4.6Thinking Machines: Inkling
SQL Generation 175 164
Code Review 171 160
Code Completion 120 132
Code Refactoring 167 158
Bug Fixing 187 171
Unit Test Generation 157 148
Code Documentation 144 140
Regex Writing 138 132
CI/CD Pipelines 147 140
Frontend Component Design 149 142
Data Analysis 177 161
CSV / Spreadsheet Cleanup 155 150
ETL Scripting 157 149
JSON Extraction 140 145
Bulk Data Labeling 125 133
OCR / Document Parsing 147 144
Table Extraction from PDFs 147 144
Long-Document Summarization 163 155
Short-Form Summarization 124 129
Blog Post Writing 143 136

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

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