Skip to main content

Qwen Code CLI Provider

Access Alibaba's Qwen3 Coder models through OAuth authentication with automatic token refresh. Features massive 1M token context windows optimized for large codebases.

Setup Required
  1. Install Qwen Client: Download from the official website
  2. Authenticate: Run the client and sign in to create OAuth credentials
  3. Configure in Roo Code: Select "Qwen Code CLI API" as your provider
    • Default path ~/.qwen/oauth_creds.json works automatically
    • Or specify a custom credentials path if needed

Website: https://chat.qwen.ai

Supported Models​

Both models offer 1M context windows and 65K max output tokens (currently free):

  • qwen3-coder-plus (Default) - High-performance coding model
  • qwen3-coder-flash - Speed-optimized variant

Configuration​

OAuth Credentials Path​

  • Default: ~/.qwen/oauth_creds.json
  • Custom paths supported: Both absolute and ~/ prefixed paths
  • Created automatically when you authenticate with the Qwen client

Key Features​

  • OAuth 2.0: Secure authentication with automatic token refresh
  • 1M Context: Handle entire codebases in a single conversation
  • Auto-refresh: Tokens refresh transparently with 30-second buffer
  • Free Tier: 2,000 requests/day and 60 requests/minute with no token limits, available during a promotional period.
  • Reasoning Support: Full support for thinking blocks

Common Issues​

"Cannot find credentials file"

  • Ensure you've authenticated with the Qwen client
  • Check file exists at ~/.qwen/oauth_creds.json

"Token refresh failed"

  • Check network connectivity
  • Re-authenticate with the Qwen client

"401 Unauthorized"

  • Provider should auto-refresh (check logs)
  • If persistent, delete credentials and re-authenticate