head-to-head

DeepSeek: DeepSeek V4 Flash Vision Exp vs MoonshotAI: Kimi K2.7 Code

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

	DeepSeek: DeepSeek V4 Flash Vision Exp	MoonshotAI: Kimi K2.7 Code
Vendor	deepseek	moonshotai
Quality Score	100	100
Benchmark Score	57.7	40.9
Input Price	$0.22/M	$0.71/M
Output Price	$0.66/M	$3.30/M
Context Window	1,048,576	262,144
Max Output	943,718	235,929
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	-
Benchmark Scores
ai_index	57.5	42.6

Who wins by task?

Task	DeepSeek: DeepSeek V4 Flash Vision Exp	MoonshotAI: Kimi K2.7 Code
SQL Generation	140	136
Code Review	142	134
Code Completion	133	129
Code Refactoring	145	134
Bug Fixing	146	138
Unit Test Generation	130	126
Code Documentation	137	129
Regex Writing	125	123
CI/CD Pipelines	126	122
Frontend Component Design	128	127
Data Analysis	132	130
CSV / Spreadsheet Cleanup	136	129
ETL Scripting	136	128
JSON Extraction	131	131
Bulk Data Labeling	129	128
OCR / Document Parsing	133	130
Table Extraction from PDFs	133	130
Long-Document Summarization	147	136
Short-Form Summarization	126	125
Blog Post Writing	128	124

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