The release also makes full-screen mode the default in the TUI. The company separately introduced Pi Durable as an experimental package for building long-running agentic applications. The announcement says both are available today and that both are MIT licensed; it does not provide independent comparative evidence for claims about cost or performance.
Raw SignalOct 2, 20261 min read1 source
Pi 1.0 | Earendil
In one minute
Earendil announced Pi 1.0 as a stable release of its minimal, extensible agent harness, with Codemode supporting MCP and non-LLM models, virtual-model extensions, deferred tool loading, cache warming for Anthropic models, and mid-conversation system-message changes.