OpenCode
9.2#1 in ai coding assistantsFrom $10 a monthFree planiOSWebAPIExtension
VisitOpenCode vs rubberduck
rubberduck
6.9#64 in ai coding assistantsFrom $30 a monthFree planWeb
VisitWhat both publish
| Fact | OpenCode | rubberduck |
|---|---|---|
| Chat assistance | Yes | Yes |
| Codebase indexing | Yes | Yes |
| Coding agent | Yes | Yes |
| Free plan | Yes | Yes |
| Product | OpenCode is an open source AI coding agent for writing code in a terminal, IDE, or desktop app. | Rubberduck explores software design decisions with the engineer and writes code after the engineer has made those decisions. |
OpenCode plans
- OpenCode Go$10 a month
- OpenCodeFree
- Free OpenCodeFree
- Go$10 a month
- OpenCode Zen$20, paid once
- Go Plus$40 a month
rubberduck plans
- StarterFree
- Pro$30 a month
- Teams$60 a month
- Teams (Soon)$60 a month
Pick OpenCode if…
OpenCode suits developers who want chat or agent-based coding across a terminal, IDE, or desktop app. It may also fit teams seeking organization deployment, SSO, or an internal AI gateway.
Pick rubberduck if…
You want what its maker publishes above — check its page for the details.