head-to-head

Meta: Muse Spark 1.1 vs OpenAI: GPT-5.6 Terra Pro

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-07-18.

Meta: Muse Spark 1.1 OpenAI: GPT-5.6 Terra Pro
Vendormetaopenai
Quality Score100100
Input Price$1.25/M$2.50/M
Output Price$4.25/M$15.00/M
Context Window1,048,5761,050,000
Max Output-128,000
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-

Who wins by task?

TaskMeta: Muse Spark 1.1OpenAI: GPT-5.6 Terra Pro
SQL Generation 133 132
Code Completion 118 116
Code Documentation 130 128
Regex Writing 118 116
CSV / Spreadsheet Cleanup 133 132
JSON Extraction 122 120
Bulk Data Labeling 120 116
Long-Document Summarization 137 136
Short-Form Summarization 114 112
Blog Post Writing 121 120

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

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