head-to-head

DeepSeek: DeepSeek V4.1 Flash vs DeepSeek: DeepSeek V4.1 Flash (batch)

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

DeepSeek: DeepSeek V4.1 Flash DeepSeek: DeepSeek V4.1 Flash (batch)
Vendordeepseekdeepseek
Quality Score100100
Benchmark Score66.366.3
Input Price$0.15/M$0.11/M
Output Price$0.60/M$0.34/M
Context Window1,048,5761,048,576
Max Output384,000131,072
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index65.165.1

Who wins by task?

TaskDeepSeek: DeepSeek V4.1 FlashDeepSeek: DeepSeek V4.1 Flash (batch)
SQL Generation 141 141
Code Documentation 137 137
CSV / Spreadsheet Cleanup 136 136
JSON Extraction 131 131
Bulk Data Labeling 129 129
Long-Document Summarization 148 148
Short-Form Summarization 127 127
Blog Post Writing 129 129

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

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