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ReasonixOpenCode
Free

Free and open source under MIT; you pay for the model API usage it consumes.

 Free

The open-source software is available without a license fee. Hosting, hardware and…

Windows, Command line Windows, macOS, Linux
  • Per-turn checkpoints let you undo any step of a run
  • Plan mode, permission prompts and a workspace sandbox
  • Supports multiple model providers and desktop platforms.
  • Built around DeepSeek models rather than a wide choice of providers
  • Requires a paid model API to do any work
  • Model access and provider charges are separate from the client.
Downloadable app Downloadable app
Open source Open source
License: MIT License: MIT
Not stated if an account is needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.