Letta
Build stateful agents with long-term memory, from the MemGPT team.
- AI Agent Infrastructure
- Freemium
- AI Agent Infrastructure
The facts
- Category
- AI Agent Infrastructure
- Pricing
- Freemium. Free to start, with paid tiers for heavier use or team features.
- Best for
- AI Agent Infrastructure
- Website
- letta.com
Letta alternatives
35 tools sit in AI Agent Infrastructure in the Cocoon directory. These are the closest to Letta.
VoiceflowCollaborative platform for building AI agents and conversational experiences. Visual canvas, team collaboratio…Browser UseOpen-source framework enabling AI agents to browse the web, click menus, and fill forms, the standard for web-…ToolhouseUniversal tool layer for AI agents. Give any LLM access to web browsing, code execution, search, and 100+ inte…Arcade AIAuth and integration layer for AI agents. Lets agents securely access tools like Google Drive, Slack, and GitH…LangFlowOpen-source visual IDE for building AI workflows and RAG pipelines. Drag-and-drop components, connect to any L…GodHandsDeterministic computer-use layer enabling AI agents to reliably operate across browser and desktop apps withou…ArchalTest agents and code that touch third-party APIs by building working clones of SaaS platforms that behave like…WatoGives AI agents shared memory, reusable workflows, and connected tools so work compounds across teams.ModelenceBatteries-included production-ready platform for agentic development that abstracts away boilerplate so you sh…OrthogonalMarketplace for APIs designed specifically for AI agents, allowing access to multiple APIs with a single key.machine0CLI to create, provision, and snapshot cloud VMs with dedicated CPU, RAM, and optional GPUs for running AI age…MastraOpen-source TypeScript framework for building AI agents with workflows, RAG, evals, and memory, used by SoftBa…
Learning to actually use this
Cocoon runs hands-on AI training across Sri Lanka and Asia. Picking a tool is the easy part; building it into how your team already works is the part people get stuck on.