picksbymodel Get API access →
head-to-head

Z.ai: GLM 5.3 Flash vs Meta: Muse Spark 1.1

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-27.

Z.ai: GLM 5.3 Flash Meta: Muse Spark 1.1
Vendorz-aimeta
Quality Score100100
Benchmark Score97.485.2
Input Price$0.07/M$1.25/M
Output Price$0.25/M$4.25/M
Context Window1,310,7201,048,576
Max Output131,072943,718
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio-✓
Benchmark Scores
ai_index94.887.8
ai_index_agentic96.065.6
ai_index_coding100.0100.0

Who wins by task?

TaskZ.ai: GLM 5.3 FlashMeta: Muse Spark 1.1
SQL Generation 175 170
Code Review 170 166
Code Completion 133 120
Code Refactoring 166 163
Bug Fixing 186 178
Unit Test Generation 157 153
Code Documentation 145 142
Regex Writing 139 135
CI/CD Pipelines 147 144
Frontend Component Design 149 146
Data Analysis 176 168
CSV / Spreadsheet Cleanup 155 153
ETL Scripting 157 153
JSON Extraction 149 139
Bulk Data Labeling 135 126
OCR / Document Parsing 147 146
Table Extraction from PDFs 147 146
Long-Document Summarization 162 159
Short-Form Summarization 133 123
Blog Post Writing 143 139

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

Related comparisons

Qwen: Qwen3.8 Flash vs Z.ai: GLM 5.3 Flash Qwen: Qwen3.8 Flash vs Meta: Muse Spark 1.1 Z.ai: GLM 5.3 Flash vs Meta: Muse Spark 1.2 Contributor Z.ai: GLM 5.3 Flash vs DeepSeek: DeepSeek V4 Flash Vision Exp Z.ai: GLM 5.3 Flash vs Qwen: Qwen3.8 27B Z.ai: GLM 5.3 Flash vs Google: Gemini 3.7 Flash Z.ai: GLM 5.3 Flash vs Google: Gemini 3.7 Flash (batch) Z.ai: GLM 5.3 Flash vs ByteDance Seed: Seed 2.1 Turbo