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xAI: Grok Build 0.1 vs OpenAI: GPT-5.4

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-06-17.

xAI: Grok Build 0.1 OpenAI: GPT-5.4
Vendorx-aiopenai
Quality Score100100
Benchmark Score-94.2
Input Price$1.00/M$2.50/M
Output Price$2.00/M$15.00/M
Context Window256,0001,050,000
Max Output-128,000
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index-84.8
ai_index_agentic-100.0
ai_index_coding-94.5
eqbench-82.4

Who wins by task?

TaskxAI: Grok Build 0.1OpenAI: GPT-5.4
SQL Generation 130 178
Code Review 126 178
Code Completion 116 120
Code Refactoring 127 175
Bug Fixing 130 194
Unit Test Generation 121 161
Code Documentation 125 147
Regex Writing 119 138
CI/CD Pipelines 117 151
Frontend Component Design 122 151
Data Analysis 124 179
CSV / Spreadsheet Cleanup 127 157
ETL Scripting 122 163
JSON Extraction 123 137
Bulk Data Labeling 121 122
OCR / Document Parsing 128 149
Table Extraction from PDFs 128 149
Long-Document Summarization 129 170
Short-Form Summarization 115 123
Blog Post Writing 118 146

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

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