Letta

Letta develops AI agents with persistent memory and provides an SDK and hosted services for developers building stateful agent applications.

StageUndisclosed

Founded—

HeadquartersSan Francisco, USA

StatusPrivate

letta.com

Product

Selected offerings — the AI products recorded here, not the vendor's full catalogue.

Letta Agent SDK Developer tool Sold on its own

Letta Agent SDK lets developers create and resume stateful agents with persistent memory using managed cloud, local, or remote runtimes.

Similar products 6

No sourced competitor yet: no filing, vendor document or measured-market report read so far names a rival for this company, so none is asserted. The companies below are the closest by what their products do.

How this list is ranked ↗

All 6Capability overlap 3Shared product type 2

GlenUndisclosedLetta Agent SDK and Glen both serve buyers who need to keep an assistant's memory of a company or team; scale not recorded for either; ships platform rather than the same layer.1 of 1 capabilityDifferent layerCompare M

Mem0Early-stageLetta Agent SDK and Mem0 both serve buyers who need to keep an assistant's memory of a company or team; scale not recorded for either; ships API service, agent platform and 1 more rather than the same layer.Different layerCompare M

MosaicUndisclosedLetta Agent SDK and Mosaic both serve buyers who need to keep an assistant's memory of a company or team; scale not recorded for either.1 of 1 capabilityShared product typeCompare Z

ZepUndisclosedLetta Agent SDK and Agent Memory both serve buyers who need to keep an assistant's memory of a company or team; scale not recorded for either.Shared product typeCompare NR

Nous ResearchEarly-stageLetta Agent SDK and Hermes Agent both serve buyers who need to keep an assistant's memory of a company or team; scale not recorded for either; ships AI agent, API service and 2 more rather than the same layer.1 of 1 capabilityDifferent layerCompare W

WeaviateUndisclosedLetta Agent SDK and Engram both serve buyers who need to keep an assistant's memory of a company or team; scale not recorded for either; ships AI agent and API service rather than the same layer.Different layerCompare

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Closest alternatives are pairs a vendor page itself compares. Similar products are matched from what each product does; nothing in that group is asserted as a rivalry.