Founder of a listed tool
Charles Packer
Co-founder and CEO, named behind the Letta listing on Anchor Terminal.
What Charles builds
Letta C · Agent harnesses
Letta, from the MemGPT team, is an open-source agent harness (formerly Letta Code) for stateful agents that keep memory blocks, skills and conversations across sessions, used from a CLI, chat.letta.com, messaging channels or the Agent SDK, with Letta Cloud.
Co-founder and CEO, researched 6 November 2026 · the people behind it
Works with
- Sarah Wooders Co-founder and CTO
Backed by
Felicis Sunflower Capital Essence VC Jeff Dean Clem Delangue Cristobal Valenzuela Jordan Tigani Tristan Handy Robert Nishihara Barry McCardel
Questions
Who is Charles Packer?
Charles Packer is co-founder and CEO.
What does Letta make?
Anchor Terminal lists Letta from Letta. Letta, from the MemGPT team, is an open-source agent harness (formerly Letta Code) for stateful agents that keep memory blocks, skills and conversations across sessions, used from a CLI, chat.letta.com, messaging channels or the Agent SDK, with Letta Cloud.
Who has invested in Letta?
The sources our research read name Felicis, Sunflower Capital, Essence VC, Jeff Dean, Clem Delangue, Cristobal Valenzuela, Jordan Tigani, Tristan Handy, Robert Nishihara and Barry McCardel.
How are Charles's tools graded?
Letta is graded C, 59.7 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.
Sources (3)
These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page). We show public roles, public profiles and what the listing pages show, nothing private. If a page is about you, link your account from it to write the about and set the links yourself. For a photo, a correction or to have a page removed, write to privacy@anchorterminal.com.