Affiliate Disclosure: 9bests.com is supported by our readers. When you click on links and make a purchase, we may receive a small affiliate commission from the seller at no additional cost to you.
Q logo

Q

A REPL for LLM inside the terminal — query any LLM interactively without leaving your command line

★★★☆☆ 3 Free

Pros / Advantages

  • Interleaved Terminal + LLM REPL
  • OpenAI-compatible Local LLM Support
  • MCP Server Integration
  • Executable Code Block Detection
  • Session Recording and Resume

Cons / Limitations

  • Very early stage — author describes it as 'rough' proof-of-concept with ~7k lines of 'vibed code' (AI-generated), not production-ready
  • Only 1 GitHub star and 0 forks at time of review — minimal community validation or adoption
  • Limited to OpenAI-compatible Responses API endpoints only — does not support Anthropic, Gemini, or other non-OpenAI API formats directly
  • Written in C with manual memory management — maintenance and extensibility may be challenging for community contributors compared to Python/Rust alternatives
  • No packaged binaries or package manager distribution — users must compile from source with libcurl dev headers

💰 Pricing Plans

Free

Pricing details are gathered from public sources and are subject to change. Please visit the official website for real-time rates.

Last updated: July 2026 · 9bests editorial review

Who should use Q

  • Interleaved Terminal + LLM REPL
  • OpenAI-compatible Local LLM Support
  • MCP Server Integration
  • Executable Code Block Detection
  • Session Recording and Resume

⚠️ Who should look elsewhere

  • Very early stage — author describes it as 'rough' proof-of-concept with ~7k lines of 'vibed code' (AI-generated), not production-ready
  • Only 1 GitHub star and 0 forks at time of review — minimal community validation or adoption
  • Limited to OpenAI-compatible Responses API endpoints only — does not support Anthropic, Gemini, or other non-OpenAI API formats directly
  • Written in C with manual memory management — maintenance and extensibility may be challenging for community contributors compared to Python/Rust alternatives
  • No packaged binaries or package manager distribution — users must compile from source with libcurl dev headers

🎯 Common use cases

Autocompleting and refactoring code

Multi-file AI edits

Debugging and test generation

⚖️ Q vs Cursor

Q Cursor
Rating 3/5 4.8/5
Pricing Free Free / $20/mo
Key strength Interleaved Terminal + LLM REPL Best AI code editor

See the full head-to-head in our Q vs Cursor comparison.

❓ Frequently asked questions

Is Q free?

+

Q offers a free tier (Free). Paid plans unlock higher limits and advanced features.

What is Q best for?

+

Q is best for Interleaved Terminal + LLM REPL and OpenAI-compatible Local LLM Support. A REPL for LLM inside the terminal — query any LLM interactively without leaving your command line

How does Q compare to Cursor?

+

Q (3/5) and Cursor (4.8/5) serve overlapping needs. Q stands out for Interleaved Terminal + LLM REPL, while Cursor is stronger at Best AI code editor. Choose based on your priority.

🔄 Top Alternatives to Q

Related Tools
AI Coding

Cursor

4.8

AI-first code editor built on VS Code

#Best AI code editor #Multi-file editing #Codebase-aware
AI Coding

GitHub Copilot

4.6

AI pair programmer by GitHub/OpenAI

#Deep GitHub integration #Wide language support #Chat + completion
AI Coding

Windsurf (Codeium)

4.4

Free AI code completion and chat assistant

#Generous free tier #Fast completions #Multi-IDE
AI Coding

Replit Agent

4.3

AI-powered cloud IDE that builds full apps

#Full app generation #Cloud deployment #Collaboration