DeepSeek: DeepSeek V4 Flash Latest vs Google: Gemini 3.5 Flash Lite (batch)
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.
| DeepSeek: DeepSeek V4 Flash Latest | Google: Gemini 3.5 Flash Lite (batch) | |
|---|---|---|
| Vendor | ~deepseek | |
| Quality Score | 99 | 100 |
| Input Price | $0.04/M | $0.15/M |
| Output Price | $0.30/M | $1.25/M |
| Context Window | 1,048,576 | 1,048,576 |
| Max Output | 943,718 | 65,536 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | - | ✓ |
| Audio | - | ✓ |
The verdict
For a sample job of 1 million input tokens and 250,000 output tokens, DeepSeek V4 Flash Latest costs $0.12 and Gemini 3.5 Flash Lite (batch) costs $0.46, so DeepSeek V4 Flash Latest is about 3.9 times cheaper for the same work.
Both read up to 1,048,576 tokens at once, roughly 1,573 pages of text.
Only Gemini 3.5 Flash Lite (batch) offers image input, audio input and video input.
Across the 15 tasks where they differ, DeepSeek V4 Flash Latest scores higher on 1 (Bulk Data Labeling), Gemini 3.5 Flash Lite (batch) on 14 (SQL Generation, Code Review, Code Refactoring and others).
DeepSeek V4 Flash Latest was released in August 2026 and Gemini 3.5 Flash Lite (batch) in July 2026.
Pick DeepSeek V4 Flash Latest if you need lower cost; pick Gemini 3.5 Flash Lite (batch) if you need image input, audio input, video input or the stronger all-round task scores.
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?
| Task | DeepSeek: DeepSeek V4 Flash Latest | Google: Gemini 3.5 Flash Lite (batch) |
|---|---|---|
| SQL Generation | 133 | 133 |
| Code Review | 131 | 132 |
| Code Refactoring | 135 | 136 |
| Bug Fixing | 135 | 136 |
| Unit Test Generation | 123 | 124 |
| CI/CD Pipelines | 119 | 120 |
| Frontend Component Design | 91 | 122 |
| Data Analysis | 123 | 124 |
| CSV / Spreadsheet Cleanup | 133 | 133 |
| ETL Scripting | 127 | 128 |
| Bulk Data Labeling | 129 | 129 |
| OCR / Document Parsing | 85 | 131 |
| Table Extraction from PDFs | 85 | 131 |
| Long-Document Summarization | 137 | 137 |
| Blog Post Writing | 121 | 121 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →