head-to-head

Z.ai: GLM 5.3 FlashX vs Google: Gemini 3.6 Flash (batch)

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

Z.ai: GLM 5.3 FlashX Google: Gemini 3.6 Flash (batch)
Vendorz-aigoogle
Quality Score100100
Benchmark Score-56.1
Input Price$0.37/M$0.38/M
Output Price$1.25/M$1.88/M
Context Window1,048,5761,048,576
Max Output131,07265,536
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio-
Benchmark Scores
ai_index-56.1

Who wins by task?

TaskZ.ai: GLM 5.3 FlashXGoogle: Gemini 3.6 Flash (batch)
SQL Generation 133 140
Code Review 132 142
Code Completion 131 132
Code Refactoring 136 145
Bug Fixing 136 146
Unit Test Generation 124 130
Code Documentation 131 136
Regex Writing 119 125
CI/CD Pipelines 120 126
Frontend Component Design 122 128
Data Analysis 124 132
CSV / Spreadsheet Cleanup 133 136
ETL Scripting 128 135
JSON Extraction 131 131
Bulk Data Labeling 129 129
OCR / Document Parsing 131 133
Table Extraction from PDFs 131 133
Long-Document Summarization 137 146
Short-Form Summarization 123 126
Blog Post Writing 121 128

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

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