Mem0 is an open-source memory layer for AI applications that solves the statelessness problem of LLMs by efficiently storing, retrieving, and learning from user interactions across sessions. Founded by Taranjeet Singh and Deshraj Yadav in January 2024 and based in San Francisco, the YC-backed startup raised $24M across seed and Series A in October 2025, with the Series A led by Basis Set Ventures and the seed led by Kindred Ventures, both alongside Y Combinator and Peak XV Partners.
AI📍 San Francisco, CaliforniaFounded 2024
Current Valuation
Private
as of 2025-Q4
PRIVATE
IPO Outlookprivate
Is Mem0 going public?
No. Mem0 is private and has not filed to go public. There is no S-1 on file.
What is Mem0's valuation in 2026?
No confirmed valuation is on record for Mem0. The roster shows funding and investors where they are public; it does not estimate a mark.
Has Mem0 filed an S-1?
No public S-1 is on file for Mem0.
Who are Mem0's investors?
Mem0's investors include Basis Set Ventures, Y Combinator, Peak XV Partners, Kindred Ventures.
How much has Mem0 raised?
Mem0 has raised $24M in total, most recently a Series A of $20M in Oct 2025.
Is Mem0 publicly traded — can you buy Mem0 stock?
No. Mem0 is a private company — its shares are not listed on any exchange and there is no ticker. The routes to exposure are pre-IPO secondary marketplaces and funds (accredited investors), employee tender offers when the company runs one, and public companies with read-through exposure. QuantLogix maps every route it can verify for Mem0 on its Pre-IPO Access Desk.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Company Profile
CEO
Taranjeet Singh
Founded
2024
HQ
San Francisco, California
Employees
~25
Total Raised
$24M
Growth
$24M total funding; open-source momentum among AI agent builders
Last Round
Series A — $20M (Oct 2025) · Lead: Basis Set Ventures
IPO Status
Private
Fundraising Status
Series A · $20M · 1y ago
PrivateTotal raised $24M
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series A
$20M
Oct 2025
Basis Set Ventures
—
Vertical Intelligence — AI / ML
Open models
0
verified organization
Downloads (30d)
0
across all models
Followers
17
Attributed to Hugging Face organization "Mem0" as of 2026-10-05. Open-weights footprint only — closed-model usage is not publicly measurable. Verify on Hugging Face ↗
Talent Signal
Hiring trend
▼ Hiring downtrend
-33% vs 2026-08
Open roles
2
via ashby
Product-build share
100%
engineering, research, product, design
Trajectory
tightening
heavy product build — 100% of open roles are product-building functions (engineering/research/product) — 1 of 2 open roles are engineering.
Open roles trending down; no tracked executive churn.
Open roles by month
Open roles by function
■ product-building ■ go-to-market / G&A
Full Stack EngineerResearch Engineer - Agent Memory
Counted from Mem0's live job board as of 2026-09-14; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Founders & Key People
Taranjeet SinghDeshraj Yadav
Investors
Basis Set Ventures · Y Combinator · Peak XV Partners · Kindred Ventures
AI infrastructureAI agent memoryOpen sourceVector memoryStateful LLMsYC company
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q4. Refreshed quarterly.