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Letta alternatives

8 alternatives to Letta, each with what it shares — capabilities, price, free plan — read from the makers' pages.

Letta builds stateful AI agents with persistent memory, tools, skills, and the ability to learn from ongoing work.

• Hermes Agent

  Both: command line, self-hosted, choice of models · both have a free plan · the same starting price, $20/mo

• OpenHands Cloud

  Both: command line, official sdks, acts for you and 3 more · both have a free plan

• Mem0

  Both: command line, official sdks, self-hosted · both have a free plan · from $19/mo against $20/mo

• Open Interpreter

  Both: command line, acts for you, choice of models · both have a free plan · the same starting price, $20/mo

• Warp

  Both: command line, official sdks, acts for you and 3 more · both have a free plan · from $18/mo against $20/mo

• OpenHands

  Both: command line, official sdks, acts for you and 3 more · both have a free plan

• AnythingLLM

  Both: self-hosted, builds agents and workflows, choice of models

• Cline

  Both: command line, official sdks, acts for you and 3 more · both have a free plan