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#Proprietary Model

60 AI startups tagged "Proprietary Model"

Anthropic

US est. 2021

AI safety lab building Claude — a helpful, harmless, honest AI assistant.

Raised
$133.1B
Stage
S-D
86

Perplexity

US est. 2022

AI-powered answer engine delivering real-time, cited responses to complex queries.

Raised
$2.0B
Stage
S-F
82

Moonshot AI

CN est. 2023

Maker of Kimi — the long-context AI chatbot.

Raised
$6.5B
Stage
S-F
82

ElevenLabs

GB est. 2022

The most realistic AI voices for creators, developers, and enterprise.

Raised
$1.1B
Stage
OTHER
80

Harvey

US est. 2022

The AI platform for elite law firms.

Raised
$2.3B
Stage
S-H
78

MiniMax

IPO
CN est. 2021

Chinese AI lab behind Hailuo video and Talkie companions.

Raised
$2.2B
Stage
IPO
77

Runway

US est. 2018

Applied AI research for video, image, and 3D.

Raised
$1.4B
Stage
S-E
76

Mistral AI

Verified
FR est. 2023

Open and efficient foundation models

Raised
$11.2B
Stage
S-C
76

Lila Sciences

US est. 2023

Building scientific superintelligence and autonomous AI labs for life, chemical and materials sciences.

Raised
$550M
Stage
SERIES A EXTENSION
76

Cognition

US est. 2023

Applied AI lab building Devin, the AI software engineer.

Raised
$4.1B
Stage
S-E
74

xAI

Verified
US est. 2023

AI designed to understand the universe

Raised
$56B
Stage
S-E
72

Zhipu AI

CN est. 2019

Chinese foundation model lab behind ChatGLM and GLM-4.

Raised
$2.0B
Stage
IPO
70

Synthesia

GB est. 2017

AI video creation platform with realistic avatars.

Raised
$802.4M
Stage
S-E
69

Grammarly

US est. 2009

AI writing assistant for individuals and teams.

Raised
$1.2B
Stage
GROWTH
69

01.AI

CN est. 2023

Founded by Kai-Fu Lee — maker of the Yi model family.

Raised
$200M
Stage
S-A
68

Suno

US est. 2022

Make any kind of song with AI.

Raised
$1.4B
Stage
S-D
67

Recursion

US est. 2013

Pioneering AI-driven solutions in drug discovery to radically improve lives.

Raised
$500M
Stage
IPO
67

Sierra

Verified
US est. 2023

Conversational AI agents for every business

Raised
$2.2B
Stage
S-D
65

Positron AI

US est. 2023

US-built, energy-efficient AI inference chips designed to challenge Nvidia on performance-per-watt.

Raised
$281.6M
Stage
S-B
65

Jasper

US est. 2021

AI copilot for enterprise marketing teams.

Raised
$125M
Stage
S-C
64

TensorWave

US est. 2023

AI cloud built on AMD Instinct accelerators, operating one of the world's largest liquid-cooled AMD GPU deployments.

Raised
$146.7M
Stage
S-A
64

HeyGen

US est. 2020

AI video platform with hyper-realistic avatars.

Raised
$65.6M
Stage
S-A
62

Cohere

Verified
CA est. 2019

Enterprise AI for language understanding

Raised
$2.4B
Stage
S-E
62

Dexterity

US est. 2017

Physical AI for warehouse and supply chain robots

Raised
$300M
Stage
SERIES EXTENSION
62

Anterior

US est. 2022

Clinician-led AI platform that automates prior authorization and clinical administrative work for health plans.

Raised
$64M
Stage
S-C
62

Aleph Alpha

DE est. 2019

Specialised language models for a sovereign Europe, designed for real, business-critical environments and decisions.

Raised
$533M
Stage
S-B
61

You.com

US est. 2020

The productivity search engine with AI agents.

Raised
$175M
Stage
S-C
60

Murf AI

IN est. 2020

Studio-quality AI voiceovers in 20+ languages.

Raised
$13M
Stage
S-A
59

Pika

US est. 2023

AI-powered video generation and editing platform that turns text and images into dynamic videos.

Raised
$215M
Stage
S-B
59

Captions

US est. 2021

AI that edits your video like a professional would.

Raised
$75M
Stage
GROWTH
59

H Company

FR est. 2024

Action-oriented agentic foundation models from Paris

Raised
$220M
Stage
Seed
59

Udio

US est. 2023

Discover, create, and share music with AI.

Raised
$10M
Stage
Seed
58

Adept AI

ACQUIRED
US est. 2022

AI that takes actions in any software

Raised
$350M
Stage
M&A
58

Poolside

Verified
US est. 2023

AI platform for software engineering

Raised
$500M
Stage
GROWTH
58

Writer

Verified
US est. 2020

Full-stack generative AI for enterprise

Raised
$321M
Stage
S-C
58

Preferred Networks

JP

Preferred Networks develops and provides all four layers of the AI technology value chain: AI semiconductors, computing infrastructure, generative AI foundation models, and AI products/solutions.

Raised
$160M
Stage
CORPORATE
58

Baichuan AI

CN est. 2023

Empowering the world with knowledge and professional services through breakthrough language AI.

Raised
$1.0B
Stage
S-A
58

Sereact

DE est. 2021

Physical AI that delivers real autonomy on the warehouse floor, operating with zero supervision and infinite precision.

Raised
$136M
Stage
S-B
58

Norm Ai

US est. 2022

Regulatory AI agents that turn rules into compliance automation

Raised
$229.1M
Stage
S-C
58

Stability AI

GB est. 2020

Open models for image, video, audio, and 3D.

Raised
$101M
Stage
S-A
57

Character.AI

US est. 2021

Chat with millions of user-created AI characters.

Raised
$150M
Stage
S-A
57

Luma AI

Verified
US est. 2021

Dream Machine — the world's most realistic AI video

Raised
$954M
Stage
S-C
57

Deepgram

US est. 2015

Voice AI platform for developers building speech-to-text, text-to-speech, and speech-to-speech products

Raised
$239M
Stage
S-C
57

Tabnine

IL est. 2013

Private AI code assistant for enterprise developers.

Raised
$55M
Stage
S-B
56

Cerebras Systems

Verified
US est. 2016

Wafer-scale AI chips for unprecedented speed

Raised
$8.0B
Stage
OTHER
56

Reka AI

Verified
US est. 2022

Multimodal AI models for the enterprise

Raised
$110M
Stage
S-B
55

Recraft

GB est. 2022

Brand-consistent AI image generation

Raised
$42M
Stage
S-B
55

Apollo.io

US est. 2015

AI-powered sales engagement platform with 275M+ contacts.

Raised
$251M
Stage
S-D
55

Ndea

US est. 2025

Frontier AI lab building AGI through deep learning-guided program synthesis.

Raised
$43M
Stage
Seed
55

Descript

US est. 2017

AI video and podcast editing — edit by editing the transcript.

Raised
$50M
Stage
S-C
54

AI21 Labs

Verified
IL est. 2017

Advanced language AI for enterprise applications

Raised
$336M
Stage
S-C
54

Ideogram

Verified
CA est. 2023

AI image generation with perfect text rendering

Raised
$96.5M
Stage
S-A
54

Imbue

US est. 2021

Tools to empower humans in the AI age with reliable, collaborative coding agents.

Raised
$232M
Stage
S-B
54

Twelve Labs

Verified
US est. 2021

Video understanding AI for developers

Raised
$77M
Stage
S-A
53

Krea AI

US est. 2023

AI image generation in real-time

Raised
$47M
Stage
S-B
52

Sanctuary AI

CA

Creating and deploying industrial-grade humanoid robots that work and think like people to address global labor challenges.

Raised
$140M
Stage
CORPORATE
52

Nectar AI

US est. 2023

Venture-backed generative AI companion platform building uncensored, immersive AI girlfriends.

Raised
$3.9M
Stage
Seed
52

General Instinct

US est. 2026

Deploy frontier AI into any edge device, fully offline, at maximum performance.

Raised
$500K
Stage
Seed
50

AssemblyAI

Verified
US est. 2017

AI models for accurate speech recognition

Raised
$78M
Stage
S-B
49

Netter

US est. 2026

AI native Palantir for mid market

Raised
$500K
Stage
Seed
49