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OpenAI: GPT-6 Sol Pro vs Meta: Muse Spark 1.2 Contributor

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

OpenAI: GPT-6 Sol Pro Meta: Muse Spark 1.2 Contributor
Vendoropenaimeta
Quality Score100100
Input Price$2.00/M$0.10/M
Output Price$10.00/M$0.20/M
Context Window1,050,0001,048,576
Max Output128,000943,718
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-

Who wins by task?

TaskOpenAI: GPT-6 Sol ProMeta: Muse Spark 1.2 Contributor
SQL Generation 132 134
Code Completion 117 131
Code Documentation 129 131
Regex Writing 117 119
CSV / Spreadsheet Cleanup 132 134
JSON Extraction 121 131
Bulk Data Labeling 118 129
Long-Document Summarization 136 138
Short-Form Summarization 113 123
Blog Post Writing 120 122

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

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