Letta

Memory

Stateful agents with long-term memory that learn over time.

Memoryfrom $20/mo

Visit site More memory
Pricing
from $20/mo
Free tier
Yes
Category
Memory
Maker
Letta
Website
letta.com
Last verified
October 22, 2026

What you can do

  • Keep an agent that remembers across sessions
  • Let it edit its own memory as it learns
  • Run many stateful agents over one API

Pricing

from $20/moFree tier

Free plan with limited agents. Pro $20/mo for up to 20 stateful agents. The API is usage-based at model token cost.

Prices change, so confirm on the official site before you buy.

More memory power-ups

Mem0Long-term memory: the agent remembers users and facts between sessions.ZepMemory that tracks how facts about a user change over time.SupermemoryMemory and recall for agents, with connectors like Gmail.

Sources

Name, maker, link and price checked on the official site on October 22, 2026.

Back to Power-ups