head-to-head

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

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

Meta: Muse Spark 1.1 OpenAI: GPT-5.6 Luna Pro
Vendormetaopenai
Quality Score100100
Benchmark Score85.2-
Input Price$1.25/M$0.10/M
Output Price$4.25/M$0.60/M
Context Window1,048,5761,050,000
Max Output-128,000
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-
Benchmark Scores
ai_index87.8-
ai_index_agentic65.6-
ai_index_coding100.0-

Who wins by task?

TaskMeta: Muse Spark 1.1OpenAI: GPT-5.6 Luna Pro
SQL Generation 170 133
Code Review 166 132
Code Completion 120 131
Code Refactoring 163 136
Bug Fixing 178 136
Unit Test Generation 153 124
Code Documentation 142 131
Regex Writing 135 119
CI/CD Pipelines 144 120
Frontend Component Design 146 122
Data Analysis 168 124
CSV / Spreadsheet Cleanup 153 133
ETL Scripting 153 128
JSON Extraction 139 131
Bulk Data Labeling 126 129
OCR / Document Parsing 146 131
Table Extraction from PDFs 146 131
Long-Document Summarization 159 137
Short-Form Summarization 123 123
Blog Post Writing 139 121

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

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