head-to-head

Z.ai: GLM 5.3 Flash vs Thinking Machines: Inkling Small

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

	Z.ai: GLM 5.3 Flash	Thinking Machines: Inkling Small
Vendor	z-ai	thinkingmachines
Quality Score	100	100
Benchmark Score	97.4	69.1
Input Price	$0.07/M	$0.45/M
Output Price	$0.25/M	$1.20/M
Context Window	1,310,720	1,048,576
Max Output	131,072	262,144
Tool Calling	✓	✓
Structured Output	✓	-
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	✓
Benchmark Scores
ai_index	94.8	67.9
ai_index_agentic	96.0	52.6
ai_index_coding	100.0	87.4

Who wins by task?

Task	Z.ai: GLM 5.3 Flash	Thinking Machines: Inkling Small
SQL Generation	175	156
Code Review	170	155
Code Completion	133	133
Code Refactoring	166	154
Bug Fixing	186	170
Unit Test Generation	157	140
Code Documentation	145	141
Regex Writing	139	133
CI/CD Pipelines	147	135
Frontend Component Design	149	137
Data Analysis	176	156
CSV / Spreadsheet Cleanup	155	139
ETL Scripting	157	145
JSON Extraction	149	134
Bulk Data Labeling	135	130
OCR / Document Parsing	147	136
Table Extraction from PDFs	147	136
Long-Document Summarization	162	155
Short-Form Summarization	133	130
Blog Post Writing	143	136

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