head-to-head

Z.ai: GLM 5V Turbo vs OpenAI: GPT-5.4 Nano

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

Z.ai: GLM 5V Turbo OpenAI: GPT-5.4 Nano
Vendorz-aiopenai
Quality Score100100
Benchmark Score36.731.5
Input Price$1.20/M$0.20/M
Output Price$4.00/M$1.25/M
Context Window202,752400,000
Max Output131,072128,000
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index38.834.2

Who wins by task?

TaskZ.ai: GLM 5V TurboOpenAI: GPT-5.4 Nano
SQL Generation 134 138
Code Review 131 138
Code Completion 115 132
Code Refactoring 130 141
Bug Fixing 135 142
Unit Test Generation 124 128
Code Documentation 126 134
Regex Writing 122 123
CI/CD Pipelines 120 124
Frontend Component Design 126 126
Data Analysis 129 129
CSV / Spreadsheet Cleanup 127 135
ETL Scripting 125 132
JSON Extraction 123 131
Bulk Data Labeling 120 129
OCR / Document Parsing 129 132
Table Extraction from PDFs 129 132
Long-Document Summarization 131 143
Short-Form Summarization 116 125
Blog Post Writing 122 126

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

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