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Meta: Muse Spark 1.2 vs SpaceXAI: Grok 4.5

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-07.

Meta: Muse Spark 1.2 SpaceXAI: Grok 4.5
Vendormetax-ai
Quality Score100100
Benchmark Score92.491.5
Input Price$1.25/M$2.00/M
Output Price$4.25/M$6.00/M
Context Window1,048,576500,000
Max Output--
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index93.792.0
ai_index_agentic81.480.6
ai_index_coding100.0100.0

Who wins by task?

TaskMeta: Muse Spark 1.2SpaceXAI: Grok 4.5
SQL Generation 173 172
Code Review 168 168
Code Completion 120 120
Code Refactoring 165 165
Bug Fixing 182 182
Unit Test Generation 155 155
Code Documentation 143 143
Regex Writing 137 136
CI/CD Pipelines 145 145
Frontend Component Design 147 147
Data Analysis 173 172
CSV / Spreadsheet Cleanup 154 154
ETL Scripting 155 155
JSON Extraction 140 139
Bulk Data Labeling 126 125
OCR / Document Parsing 147 147
Table Extraction from PDFs 147 147
Long-Document Summarization 161 160
Short-Form Summarization 124 123
Blog Post Writing 141 141

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

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