product · May 20, 2026
Letta Releases v0.16.8 with Workflow Fixes and Security Updates
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Letta released version 0.16.8 on May 17, 2026. The update includes fixes for workflows and a security change replacing pickle with JSON for sandbox-to-server tool result transport. Letta builds the platform for stateful AI agents with advanced memory. GitHub repository letta-ai/letta has issued 179 releases total. Letta v0.16.8 follows the v0.16.7 release from March 31, 2026.
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