DeepSeek: DeepSeek V4 Flash Latest vs Anthropic: Claude Opus 5 (batch)
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.
| DeepSeek: DeepSeek V4 Flash Latest | Anthropic: Claude Opus 5 (batch) | |
|---|---|---|
| Vendor | ~deepseek | anthropic |
| Quality Score | 99 | 100 |
| Input Price | $0.04/M | $2.50/M |
| Output Price | $0.30/M | $12.50/M |
| Context Window | 1,048,576 | 1,000,000 |
| Max Output | 943,718 | 128,000 |
| 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 Claude Opus 5 (batch) costs $5.62, so DeepSeek V4 Flash Latest is about 47.5 times cheaper for the same work.
Both take in a similar amount of text: 1,048,576 and 1,000,000 tokens, about 1,573 and 1,500 pages.
Only Claude Opus 5 (batch) offers image input.
Across the 20 tasks where they differ, DeepSeek V4 Flash Latest scores higher on 10 (SQL Generation, Code Completion, Code Documentation and others), Claude Opus 5 (batch) on 10 (Code Review, Code Refactoring, Bug Fixing and others).
DeepSeek V4 Flash Latest was released in August 2026 and Claude Opus 5 (batch) in July 2026.
Pick DeepSeek V4 Flash Latest if you need lower cost; pick Claude Opus 5 (batch) if you need image input.
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 | Anthropic: Claude Opus 5 (batch) |
|---|---|---|
| SQL Generation | 133 | 132 |
| Code Review | 131 | 132 |
| Code Completion | 131 | 117 |
| Code Refactoring | 135 | 136 |
| Bug Fixing | 135 | 136 |
| Unit Test Generation | 123 | 124 |
| Code Documentation | 131 | 129 |
| Regex Writing | 119 | 117 |
| CI/CD Pipelines | 119 | 120 |
| Frontend Component Design | 91 | 122 |
| Data Analysis | 123 | 124 |
| CSV / Spreadsheet Cleanup | 133 | 132 |
| ETL Scripting | 127 | 128 |
| JSON Extraction | 131 | 121 |
| Bulk Data Labeling | 129 | 117 |
| OCR / Document Parsing | 85 | 131 |
| Table Extraction from PDFs | 85 | 131 |
| Long-Document Summarization | 137 | 136 |
| Short-Form Summarization | 123 | 113 |
| Blog Post Writing | 121 | 120 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →