Our summary
Pi is a coding-agent workspace designed to stay small while allowing extra features. Its official 1.0 announcement adds Codemode, where a program can combine calls to tools and models. This includes Jev, which answers narrow questions instead of writing prose, without replacing the larger model that plans and writes the code.
The release also lets extensions combine models behind one name, and changes how tools and conversations are managed. Its demonstration describes an extension that plans with Claude and implements with GPT, using Jev to decide when to switch. The linked code sends questions to Jev and passes its fixed-format answers back to the workspace.
These are release capabilities, not measured improvements in coding success or total cost. Pi Durable is introduced separately as an experimental package for longer-running applications. Connected providers still need credentials, and tools can have real effects. Adding a decision model does not make its answer correct or grant permission to act.
Key takeaways
- Use a decision model for a narrow question rather than treating it as a replacement for a coding model.
- Keep release capabilities separate from claims about accuracy, savings or better code.
- Trace each provider and tool involved; a local workspace does not make all model processing local.