Model Details
Released
Jul 31, 2026
Context Length
1,048,576
Where is DeepSeek v4 Flash-0731 a perfect fit?
DeepSeek-V4-Flash-0731 is DeepSeek's post-trained production version of V4 Flash, optimized particularly for coding agents, tool use, reasoning, and long-running agentic workflows. It retains the same architecture and parameter scale as the preview version but receives substantially improved post-training.
- Coding agents and software engineering
- Repository-scale code generation and modification
- Autonomous tool-using agents
- Complex reasoning and planning
- Long-context document and code analysis
- RAG and knowledge-intensive applications
- High-volume inference where cost is critical
- Codex-compatible coding workflows
- Coding agents and software engineering
- Repository-scale code generation and modification
- Autonomous tool-using agents
- Complex reasoning and planning
- Long-context document and code analysis
- RAG and knowledge-intensive applications
- High-volume inference where cost is critical
- Codex-compatible coding workflows
Quick Model Estimate
Your DeepSeek v4 Flash-0731 Cost Estimate
💰 Total Cost
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for 1000 input + 1000 output tokens
📥 Input (1000 × $0.130000)
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📤 Output (1000 × $0.260000)
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Cost Breakdown
📥 Input
📤 Output
At the last price Perplexity charged, before it stopped on 18th Sep 2026. No longer on offer.
Pricing
No provider we track currently offers DeepSeek v4 Flash-0731.
No longer offered by
The last prices each provider charged for DeepSeek v4 Flash-0731 before it stopped offering it. These are no longer on offer. Each row links to that provider's price history.
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 Perplexity | 18th Sep 2026Provider stopped offering it | Text | Standard | $0.1300 | $0.2600 | $0.0280 | 1,048,576 tokens | → |
Recent changes
When DeepSeek v4 Flash-0731 was newly listed on a provider, moved to legacy or deprecated, or retired.
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Discontinued
Perplexity stopped offering DeepSeek's DeepSeek v4 Flash-0731, and no tracked provider now offers it.
Other Models in the DeepSeek v4 Family
FAQs about DeepSeek v4 Flash-0731
What is DeepSeek v4 Flash-0731's context window?
DeepSeek v4 Flash-0731 has a context window of 1,048,576 tokens.