Pi 1.0 · House #31,109

What it is

Calls itself “coding agent harness”.

• Calls itself: coding agent harness

“Pi 1.0 is a coding agent harness from Earendil”

Who it sells to

Sells to developers.

• Sells to: developers

“Pi Durable is a new substrate for building long-running agentic applications that lets the builders and the users of those applications wield and steer the underlying intelligence with tremendous dexterity.”

How it runs

A command-line tool for Windows. Runs locally and works offline. Distributed through the npm. AI is the core of the product.

• Kind: cli
• Runs on: Windows
• Runs where: on the device, offline
• Distributed via: npm
• AI role: core to the product

“…curl -fsSL https://pi.dev/install.sh | sh”

“…or on Windows powershell -c "irm https://pi.dev/install.ps1 | iex"”

What it works with

Integrates with anthropic. Names @earendil-works/chord, @earendil-works/pi-ai and 4 more on its pages.

• Integrates with: anthropic
• Names: @earendil-works/chord · @earendil-works/pi-ai · @earendil-works/pi-durable · +3

“…npm install @earendil-works/pi-durable @earendil-works/pi-ai @earendil-works/chord”

“Codemode (native support for MCP, and non-LLM models like Jev and image models)”

What it offers as proof

Live, no waitlist. Claims “Hundreds of thousands of people”. Try it without signing up.

• Number claimed: Hundreds of thousands of people
• Instant signup: yes
• Trial asks for: nothing

“…curl -fsSL https://pi.dev/install.sh | sh”

“Hundreds of thousands of people around the world use Pi every week.”