AI seed investors · Jul 9, 2026 – Oct 6, 2026

Who is backing AI startups at seed: lead rounds, new portfolio companies and follow-on investments.

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Y Combinator (YC)Latest Sep 9

VideoGen · $3.3M Seed Zeit AI · €5M Seed

7rounds

1led

AI 4Developer tools 1Enterprise software 1

Seed 7

Sep 9, 2026

Details

New companies 7 · Follow-on 0

Stages: Seed 7

VideoGen $3.3M Seed Zeit AI €5M Seed Multiplier $6M Seed

SV AngelLatest Oct 5

SafeWorld · $12.2M Seed Ghost · $11M Seed

6rounds

0led

AI 1Biotech 1Enterprise software 1

Seed 6

Oct 5, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 6

SafeWorld $12.2M Seed Ghost $11M Seed Ferry Health $9M Seed

Khosla VenturesLatest Sep 17

PrismML · $22.3M Seed Decimal AI · $4M Seed

6rounds

2led

AI 3Consumer 1Fintech 1

Seed 6

Sep 17, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 6

PrismML $22.3M Seed Decimal AI $4M Seed Nara Health Undisclosed Seed

General CatalystLatest Oct 6

Melius · $5M Seed Transfyr · $25M Seed

5rounds

1led

AI 1Biotech 1Developer tools 1

Seed 5

Oct 6, 2026

Details

New companies 5 · Follow-on 0

Stages: Seed 5

Melius $5M Seed Transfyr $25M Seed Intropy $11M Seed

a16z SpeedrunLatest Oct 5

SafeWorld · $12.2M Seed Keewano · $12M Seed

4rounds

0led

AI 1Ecommerce 1Proptech 1

Seed 4

Oct 5, 2026

Details

New companies 4 · Follow-on 0

Stages: Seed 4

SafeWorld $12.2M Seed Keewano $12M Seed Atorie $9.5M Seed

BoxGroupLatest Oct 5

SafeWorld · $12.2M Seed Corridor · $25M Seed

4rounds

0led

Healthtech 2Developer tools 1Robotics 1

Seed 4

Oct 5, 2026

Details

New companies 4 · Follow-on 0

Stages: Seed 4

SafeWorld $12.2M Seed Corridor $25M Seed Ferry Health $9M Seed

Index VenturesLatest Sep 16

Ferry Health · $9M Seed Intelligence · $7.9M Seed

4rounds

1led

AI 2Healthtech 1Robotics 1

Seed 4

Sep 16, 2026

Details

New companies 4 · Follow-on 0

Stages: Seed 4

Ferry Health $9M Seed Intelligence $7.9M Seed Enigma $71M Seed

Portfolio VenturesLatest Oct 6

Cleavr · €8M Seed Nettle · $4.8M Seed

3rounds

0led

Fintech 2Proptech 1

Seed 3

Oct 6, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Cleavr €8M Seed Nettle $4.8M Seed Prolo £4.2M Seed

ValkyrieLatest Oct 5

SafeWorld · $12.2M Seed Physical Superintelligence (PSI) · $58M Seed

3rounds

0led

AI 2Robotics 1

Seed 3

Oct 5, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

SafeWorld $12.2M Seed Physical Superintelligence (PSI) $58M Seed Intelligence $7.9M Seed

AntlerLatest Oct 1

Satlyt · $8M Seed Volve · $3M Seed

3rounds

0led

Hardware 1Proptech 1Space tech 1

Seed 3

Oct 1, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Satlyt $8M Seed Volve $3M Seed Aina $5.5M Seed

Foundation CapitalLatest Sep 25

Dextr AI · $6.7M Seed SciFin · $44M Seed

3rounds

0led

AI 3

Seed 3

Sep 25, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Dextr AI $6.7M Seed SciFin $44M Seed SkyPilot $20M Seed

High-Tech GründerfondsLatest Sep 24

Kontext · $4M Seed Jaipur Robotics · €4.3M Seed

3rounds

1led

AI 1Cybersecurity 1Industrial tech 1

Seed 3

Sep 24, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Kontext $4M Seed Jaipur Robotics €4.3M Seed kausable €12M Seed

Precursor VenturesLatest Sep 22

Snag · $4M Seed Pilot Protocol · $4.5M Seed

3rounds

0led

AI 1Healthtech 1Proptech 1

Seed 3

Sep 22, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Snag $4M Seed Pilot Protocol $4.5M Seed Dopl Technologies $6.3M Seed

Night CapitalLatest Sep 15

Liquid Compute · $15M Seed Atorie · $9.5M Seed

3rounds

0led

AI 2Ecommerce 1

Seed 3

Sep 15, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Liquid Compute $15M Seed Atorie $9.5M Seed Pilot Protocol $4.5M Seed

MadronaLatest Sep 2

SciFin · $44M Seed Polar · $5.7M Seed

3rounds

1led

AI 2Enterprise software 1

Seed 3

Sep 2, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

SciFin $44M Seed Polar $5.7M Seed Thira $21M Seed

Lux CapitalLatest Aug 26

Multiplier · $6M Seed Transfyr · $25M Seed

3rounds

—led

AI 1Biotech 1Fintech 1

Seed 3

Aug 26, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Multiplier $6M Seed Transfyr $25M Seed SkyPilot $20M Seed

Norrsken EvolveLatest Aug 25

Volve · $3M Seed Velatir · €5M Seed

3rounds

—led

Cybersecurity 1Hardware 1Proptech 1

Seed 3

Aug 25, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Volve $3M Seed Velatir €5M Seed Solinide Photonics €4M Seed

645 VenturesLatest Aug 4

Rivo · $2.7M Seed Ellis · $10M Seed

3rounds

—led

Fintech 2AI 1

Seed 3

Aug 4, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Rivo $2.7M Seed Ellis $10M Seed Fish Audio $52M Seed

Andreessen Horowitz (a16z)Latest Oct 5

Ghost · $11M Seed Ferry Health · $9M Seed

2rounds

1led

Hardware 1Healthtech 1

Seed 2

Oct 5, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Ghost $11M Seed Ferry Health $9M Seed

42CAPLatest Oct 1

Deepslate · €7.7M Seed Kontext · $4M Seed

2rounds

2led

AI 1Cybersecurity 1

Seed 2

Oct 1, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Deepslate €7.7M Seed Kontext $4M Seed

A*Latest Oct 1

Photon · $4.5M Seed Intelligence · $7.9M Seed

2rounds

1led

AI 1Developer tools 1

Seed 2

Oct 1, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Photon $4.5M Seed Intelligence $7.9M Seed

GradientLatest Oct 1

Photon · $4.5M Seed Credible Data · $10M Seed

2rounds

1led

Developer tools 1Enterprise software 1

Seed 2

Oct 1, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Photon $4.5M Seed Credible Data $10M Seed

Animoca BrandsLatest Sep 30

PERPTools · $5M Seed Vangrid · $9M Seed

2rounds

0led

AI 1Fintech 1

Seed 2

Sep 30, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

PERPTools $5M Seed Vangrid $9M Seed

Qatar Development BankLatest Sep 30

Aligator · $1.2M Seed Dawraty · $2M Seed

2rounds

1led

Edtech 1Enterprise software 1

Seed 2

Sep 30, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Aligator $1.2M Seed Dawraty $2M Seed

BpifranceLatest Sep 29

Edison IA · €1M Seed Ed.ai · €5M Seed

2rounds

0led

AI 1Edtech 1

Seed 2

Sep 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Edison IA €1M Seed Ed.ai €5M Seed

Start VenturesLatest Sep 28

Humanos · $3.2M Seed Usawa Care · $3M Seed

2rounds

0led

AI 1Healthtech 1

Seed 2

Sep 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Humanos $3.2M Seed Usawa Care $3M Seed

Foothill VenturesLatest Sep 25

Overlord Labs, Inc. · $4.4M Seed extension Nexstrom · $12M Seed

2rounds

0led

Hardware 2

Seed 2

Sep 25, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Overlord Labs, Inc. $4.4M Seed extension Nexstrom $12M Seed

Cherry VenturesLatest Sep 23

Spiich Labs · €3M Seed telli · $15M Seed

2rounds

0led

AI 2

Seed 2

Sep 23, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Spiich Labs €3M Seed telli $15M Seed

Keen Venture PartnersLatest Sep 23

mika · €6M Seed Cato · €6M Seed

2rounds

1led

AI 1Fintech 1

Seed 2

Sep 23, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

mika €6M Seed Cato €6M Seed

Smedvig VenturesLatest Sep 23

mika · €6M Seed conmeet · €6M Seed

2rounds

1led

Fintech 1Proptech 1

Seed 2

Sep 23, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

mika €6M Seed conmeet €6M Seed

“—” in Led means every role for that investor in this period is undisclosed; it does not mean zero leads. New companies counts the first participation in a company in our records; follow-on counts later participation.