# DeepSeek V4 Flash 0731: AI model fact sheet

- **Provider:** deepseek
- **Released:** 2026-07-31
- **Context window:** 1,048,576 tokens
- **API pricing:** $0.14 / 1M input, $0.28 / 1M output
- **OpenRouter ID:** deepseek/deepseek-v4-flash-0731
- **Capabilities:** conversation, reasoning, code-generation, analysis, agentic-tool-use

DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision of DeepSeek V4 Flash is suited for coding, reasoning, and agent workflows.

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/deepseek-v4-flash-0731