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 2026-09-04.

Meta: Muse Spark 1.1 OpenAI: GPT-5.6 Terra Pro
Vendormetaopenai
Quality Score100100
Benchmark Score84.7-
Input Price$1.25/M$2.00/M
Output Price$4.25/M$12.00/M
Context Window1,048,5761,050,000
Max Output943,718128,000
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 Terra Pro
SQL Generation 170 132
Code Review 166 132
Code Completion 120 117
Code Refactoring 163 136
Bug Fixing 178 136
Unit Test Generation 153 124
Code Documentation 142 129
Regex Writing 135 117
CI/CD Pipelines 144 120
Frontend Component Design 146 122
Data Analysis 168 124
CSV / Spreadsheet Cleanup 153 132
ETL Scripting 153 128
JSON Extraction 139 121
Bulk Data Labeling 126 117
OCR / Document Parsing 146 131
Table Extraction from PDFs 146 131
Long-Document Summarization 159 136
Short-Form Summarization 123 113
Blog Post Writing 139 120

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

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