Reasonix quick-start path in the DeepSeek API docs
The DeepSeek API docs describe Reasonix as a DeepSeek-native coding agent running in the terminal and give the direct launch command.
Official steps summary
- 1Check the current Node requirement with npm view reasonix engines; Windows users also need Git for Windows.
- 2Create or copy an API key from DeepSeek Platform.
- 3Run npx reasonix code inside the target project directory.
- 4Use DeepSeek-V4-Flash by default; enter /pro or /preset max in the TUI for Pro.
- 5Run /help inside the Reasonix TUI for the full command list.
cd /path/to/my-project npx reasonix code # inside TUI: /pro, /preset max, /help
Open the DeepSeek guide
Read the original Reasonix setup notes and startup command in the DeepSeek API docs.
Open DeepSeek API Keys
Create an API key after signing in to DeepSeek Platform, then return to the Reasonix TUI to finish setup.
DeepSeek long-tail guides
DeepSeek coding agent and V4 code pages
These focused pages answer DeepSeek coding-agent, DeepSeek code, DeepSeek V4 agent, and DeepSeek V4 code searches before routing readers back to Reasonix.
DeepSeek coding agent: the Reasonix terminal path
DeepSeek coding agent guide for Reasonix, the DeepSeek-native terminal agent that starts with npx reasonix code and uses DeepSeek V4 Flash or Pro.
DeepSeek coding agentdeepseek codeDeepSeek code: how to turn DeepSeek into a local coding workflow
DeepSeek code guide for developers who want to code with DeepSeek through Reasonix, DeepSeek V4, API keys, and a local terminal workflow.
DeepSeek codedeepseekv4 agentDeepSeek V4 agent: how Reasonix uses Flash and Pro
DeepSeekv4 agent guide covering DeepSeek V4 Flash, DeepSeek V4 Pro, Reasonix, 1M context, and the /pro or /preset max workflow.
DeepSeek V4 agentDeepSeekv4 codeDeepSeek V4 code: use V4 models for local coding work
DeepSeekv4 code guide for coding with DeepSeek V4 Flash, DeepSeek V4 Pro, model IDs, API keys, and the Reasonix terminal command.
DeepSeek V4 code