
Letta
Founded Year
2024Stage
Seed VC | AliveTotal Raised
$10MValuation
$0000Last Raised
$10M | 7 mos agoAbout Letta
Letta specializes in developing AI agents within the technology sector. The company offers a platform that enables the creation, deployment, and management of AI agents with memory and reasoning capabilities, supported by a visual interface and APIs. Letta serves the artificial intelligence and machine learning industry. It was founded in 2024 and is based in San Francisco, California.
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Research containing Letta
Get data-driven expert analysis from the CB Insights Intelligence Unit.
CB Insights Intelligence Analysts have mentioned Letta in 2 CB Insights research briefs, most recently on Mar 12, 2025.

Mar 6, 2025
The AI agent market mapExpert Collections containing Letta
Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.
Letta is included in 3 Expert Collections, including Artificial Intelligence.
Artificial Intelligence
7,221 items
Generative AI
1,299 items
Companies working on generative AI applications and infrastructure.
AI agents
286 items
Companies developing AI agent applications and agent-specific infrastructure. Includes pure-play emerging agent startups as well as companies building agent offerings with varying levels of autonomy. Not exhaustive.
Latest Letta News
Nov 8, 2024
Letta: AI with advanced memory capabilities Letta is an AI tool that is revolutionizing the way businesses create, deploy, and manage intelligent agents. By adding memory to LLM services, Letta allows for advanced reasoning capabilities and transparent long-term memory. This tool, powered by MemGPT’s memory management technique, helps businesses build production applications backed by agent microservices with REST APIs. Features Letta Cloud: Create, deploy, and manage agents at scale with Letta Cloud. Build production applications and agent microservices easily. Letta API: Expand the memory of your LLM services to enhance reasoning capabilities and long-term memory. Agent Development Environment: Prototype to production with Letta’s popular agents framework, powered by MemGPT’s memory management technique. White Box Systems: Control and fine-tune your agents without depending on closed AI services. Model Agnostic: Bring your own LLMs and RAG system, choose the model providers that work best for your use case. Letta believes that programming agents starts with programming memory, and their tool is designed to help businesses build AI agents that actually last. Whether you are a developer looking to build AI agents or a business manager seeking to improve operations with intelligent automation, Letta offers the tools and resources needed to succeed. The future of agent development starts with Letta’s Agent Development Environment (ADE), where you can expose the sequence of tool calls, reasoning, and decisions that explain agent outputs. This tool goes beyond prototyping and is built by systems engineers for production at scale, ensuring that the agents you create continue to increase in utility over time. Born out of the Sky Computing Lab at UC Berkeley, Letta is an open-source platform that prioritizes memory management in AI systems. Their goal is to empower businesses to control and optimize their AI agents, without relying on black-box services provided by Closed AI megacorps. Pricing
Letta Frequently Asked Questions (FAQ)
When was Letta founded?
Letta was founded in 2024.
Where is Letta's headquarters?
Letta's headquarters is located at San Francisco.
What is Letta's latest funding round?
Letta's latest funding round is Seed VC.
How much did Letta raise?
Letta raised a total of $10M.
Who are the investors of Letta?
Investors of Letta include Jeff Dean, Jordan Tigani, Sunflower Capital, Felicis, Essence VC Fund and 8 more.
Who are Letta's competitors?
Competitors of Letta include OpenAI, Anthropic, xAI, VULCAiN Ai, 01.AI and 7 more.
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Compare Letta to Competitors

OpenAI is an artificial intelligence research and deployment company that focuses on ensuring that AI benefits all of humanity. The company's main offerings include developing AI technologies with a commitment to safety, alignment with human values, and broad societal benefits. OpenAI's products and services are designed to address global challenges and promote the equitable distribution of AI advantages. It was founded in 2015 and is based in San Francisco, California.

Convergence specializes in the development of personal AI assistants within the technology sector. Its main product, Proxy, is an AI assistant that learns, adapts, and remembers user interactions to handle tasks autonomously. Proxy is designed to integrate with enterprise systems, offering a secure and scalable solution. It was founded in 2024 and is based in Altrincham, United Kingdom.

Goodfire AI specializes in artificial intelligent (AI) interpretability, focusing on creating tools for deploying safe and reliable generative AI models within the tech industry. The company provides infrastructure that enables developers to understand, edit, and debug AI models at scale, which facilitates the development of secure and dependable AI systems. Goodfire AI primarily serves sectors that require advanced AI model deployment and management, such as the tech industry and AI research organizations. It was founded in 2024 and is based in San Francisco, California.

Moondream AI develops open-source multimodal language models within the artificial intelligence and machine learning sectors. The company provides models that can understand and generate responses to images, including scene description, object detection, and location identification. These models operate across various devices, such as servers, personal computer, mobiles, and edge devices. It was founded in 2024 and is based in Seattle, Washington.

xAI focuses on artificial intelligence, specifically in the domain of language learning models. The company's main product, Grok, is designed to answer questions and suggest potential inquiries, functioning as a research assistant that helps users find information online. xAI primarily caters to the artificial intelligence (AI) research community and the general public seeking AI tools for information retrieval and understanding. It was founded in 2023 and is based in Palo Alto, California.

Hugging Face is an open-source machine learning platform that focuses on artificial intelligence within the technology sector. The company provides a space for the machine learning community to develop models, share datasets, host artificial intelligence (AI) applications, and offer enterprise solutions. It was founded in 2016 and is based in Paris, France.
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