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Letta

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Raised $10M Seed on September 24, 2024

Letta is a complete operating system for building stateful agents AI agents. Letta handles state persistence, context compilation, and intelligent resource allocation, so you can focus on building applications powered by agents that actually learn.

San Francisco, United States

·

$10M Seed

·

Onsite

·

11–50

Research Engineer / Scientist, Memory

San Francisco Office · Posted on Sep 10, 2025

Research Engineer / Scientist, Self-Improvement

San Francisco Office · Posted on Aug 15, 2025

Research Engineer / Scientist, Post-Training

San Francisco Office · Posted on Feb 4, 2025

Product Engineer, Agent Development Environment

San Francisco Office · Posted on Nov 7, 2024

Software Engineer, Agent Platform

San Francisco Office · Posted on Sep 3, 2024

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