SalesBook › Agentic commerce & agent infrastructure › Letta

#21 in Agentic commerce & agent infrastructure · Global #179

Letta

Platform and open-source framework (from MemGPT) for building stateful AI agents with long-term memory.

Website letta.comAgent signals MCP connector: nollms.txt: no

Investors

Felicis Sunflower CapitalEssence VC

Sources

Every claim on this page links to where we found it. Profiles are checked from public sources and refreshed quarterly.

Field	Claim	Source	Checked
Website	https://www.letta.com	letta.com	2026-10-19
Proof	$10M seed led by Felicis (Sep 2024)	bigdatawire.com	2026-10-19
Proof	Pricing page	letta.com	2026-10-19
Headquarters	no first-party or reputable source found	not linked yet
Agentsignals	{'mcp': False, 'a2a': False, 'llmsTxt': True, 'agentsJson': False}	letta.com	2026-10-19

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