head-to-head

Google: Gemini 4 Carbon (batch) vs DeepSeek: DeepSeek V4.1 Flash 1017

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-12.

Google: Gemini 4 Carbon (batch) DeepSeek: DeepSeek V4.1 Flash 1017
Vendorgoogledeepseek
Quality Score100100
Benchmark Score98.950.7
Input Price$1.00/M$0.15/M
Output Price$5.00/M$0.60/M
Context Window1,048,5761,048,576
Max Output943,718393,216
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio✓-
Benchmark Scores
ai_index99.053.8

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, DeepSeek V4.1 Flash 1017 costs $0.30 and Gemini 4 Carbon (batch) costs $2.25, so DeepSeek V4.1 Flash 1017 is about 7.5 times cheaper for the same work.

Both read up to 1,048,576 tokens at once, roughly 1,573 pages of text.

Only Gemini 4 Carbon (batch) offers audio input and video input.

On our blended benchmark score Gemini 4 Carbon (batch) leads 98.9 to 50.7.

Across the 20 tasks where they differ, Gemini 4 Carbon (batch) scores higher on 16 (SQL Generation, Code Review, Code Refactoring and others), DeepSeek V4.1 Flash 1017 on 4 (Code Completion, JSON Extraction, Bulk Data Labeling and others).

Gemini 4 Carbon (batch) was released in November 2026 and DeepSeek V4.1 Flash 1017 in October 2026.

Pick Gemini 4 Carbon (batch) if you need audio input, video input, benchmark performance or the stronger all-round task scores; pick DeepSeek V4.1 Flash 1017 if you need lower cost.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.

Who wins by task?

TaskGoogle: Gemini 4 Carbon (batch)DeepSeek: DeepSeek V4.1 Flash 1017
SQL Generation 145 140
Code Review 150 142
Code Completion 120 132
Code Refactoring 151 144
Bug Fixing 154 146
Unit Test Generation 135 130
Code Documentation 139 136
Regex Writing 128 125
CI/CD Pipelines 131 126
Frontend Component Design 133 128
Data Analysis 138 132
CSV / Spreadsheet Cleanup 137 136
ETL Scripting 141 135
JSON Extraction 122 131
Bulk Data Labeling 120 129
OCR / Document Parsing 135 133
Table Extraction from PDFs 135 133
Long-Document Summarization 153 146
Short-Form Summarization 119 126
Blog Post Writing 133 128

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

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