Letta · Pricing Plans
Letta Plans Pricing
Letta API Cloud is $20/month base + $0.10 per active agent per month + $0.00015/sec for tool execution + pay-as-you-go LLM usage at provider cost. Self-hosted Letta is free except for hosting and your own LLM API costs. Enterprise plans are custom.
3 Plans
API Commons Plans
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AIAgentsMemoryMemGPTStatefulPlans
Plans
Self-Hosted (Open Source)
free
Self-host the open-source Letta server; pay only your hosting and LLM API costs.
Plan Fee (month · month)
0 USD/month (Letta is free; you pay infra and LLM) USD
API Plan (Cloud)
subscription
Letta Cloud monthly fee plus pay-as-you-go agent and tool execution charges.
Plan Fee (month · month)
20 USD/month USD
Active Agent (agent-month · month)
0.10 USD per active agent per month USD
Tool Execution (second · usage)
0.00015 USD/sec USD
LLM Usage (token · usage)
provider cost (pay-as-you-go) USD
- Unlimited agents
- API key authentication
Enterprise
enterprise
Volume pricing, increased quotas, RBAC, SAML/OIDC SSO, dedicated support.
Enterprise Contract (contract · annual)
contact sales USD