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Startup Directory

AI-Native Startups

169+ startups building the future of AI-native development — from coding agents and vector databases to LLM infrastructure.

169 startups found

A

AINative Studio

Founded 2024

AI-native developer platform — IDE, ZeroDB vector database, Agent Swarm orchestration, Cody coding agent, and Echo developer program

AINative
IDE
Database
Agents
A

AgentOps

Founded 2023

Observability and debugging platform for AI agent workflows

YC
A

AI21 Labs

Founded 2017

Enterprise LLMs with Jamba architecture for text generation and understanding

Enterprise
A

Airbyte

Founded 2020

Open-source data integration platform for ELT pipelines with AI connectors

YC
OSS
Popular
A

Alibaba (Qwen)

Founded 2023

Open-source Qwen model family with strong multilingual and code capabilities

OSS
Popular
A

All Hands AI (OpenHands)

Founded 2024

Open-source AI software developer that can browse, code, and run commands

OSS
A

Anyscale

Founded 2019

Scalable AI compute platform built on Ray for distributed ML workloads

Popular
A

Apify

Founded 2015

Web scraping and automation platform with pre-built AI data extraction actors

Popular
A

Arcade AI

Founded 2024

Authorization layer for AI tool-use — securely connect agents to APIs with user permissions

YC
A

Arize AI

Founded 2020

AI observability platform for monitoring, troubleshooting ML models and LLMs at scale

Enterprise
A

AssemblyAI

Founded 2017

AI models for transcription, summarization, and audio intelligence

Popular
A

Augment Code

Founded 2023

AI coding assistant with deep context understanding, built by industry veterans

Popular
A

AutoGen (Microsoft)

Founded 2023

Multi-agent conversation framework for building complex AI workflows

OSS
Popular
B

Baseten

Founded 2019

ML inference platform for deploying and auto-scaling production AI models

Popular
B

BentoML

Founded 2019

Open-source framework for building and deploying AI application infrastructure

YC
OSS
B

Bland AI

Founded 2023

AI phone calling platform for enterprise with custom voice agents

YC
B

Braintrust

Founded 2023

Enterprise AI product platform with evals, logging, and prompt playground

Popular
B

Browser Use

Founded 2024

Open-source browser automation framework for AI agents with vision support

OSS
Popular
B

Browserbase

Founded 2024

Headless browser infrastructure for AI agents with stealth and session management

YC
C

CalypsoAI

Founded 2018

AI security and governance platform for enterprise LLM deployments

Enterprise
C

Cartesia

Founded 2023

Real-time AI voice generation with sub-100ms latency for interactive apps

YC
C

Cerebras

Founded 2016

Fastest AI inference available with wafer-scale chip hardware

Popular
C

Chainlit

Founded 2023

Open-source framework for building production-ready conversational AI UIs

OSS
C

Chroma

Founded 2022

Open-source AI-native embedding database for building LLM applications

YC
OSS
Popular
C

Clerk

Founded 2019

Complete user management and authentication for AI applications

Popular
C

Cline

Founded 2024

Autonomous coding agent for VS Code with terminal and browser access

OSS
Popular
C

Codegen

Founded 2023

AI agents for automated codebase migrations and large-scale refactoring

YC
C

Codeium / Windsurf

Founded 2022

AI-powered IDE and code acceleration toolkit with deep codebase understanding

Popular
C

Cognition (Devin)

Founded 2023

Autonomous AI software engineer that can plan, code, test, and deploy independently

Popular
C

Cohere

Founded 2019

Enterprise LLMs for search, generation, classification, and RAG applications

Enterprise
C

Composio

Founded 2023

Integration platform connecting AI agents to 250+ SaaS tools and APIs

YC
C

Confident AI (DeepEval)

Founded 2023

Open-source LLM evaluation framework for unit testing AI outputs

YC
OSS
C

Context

Founded 2023

Analytics platform for understanding how users interact with AI products

YC
C

Continue

Founded 2023

Open-source AI code assistant for VS Code and JetBrains with any model

YC
OSS
C

Convex

Founded 2021

Reactive backend platform with built-in vector search and real-time sync

Popular
C

CopilotKit

Founded 2023

Open-source framework for building custom AI copilots in React apps

YC
OSS
C

CoreWeave

Founded 2017

GPU cloud infrastructure purpose-built for large-scale AI workloads

Popular
C

Cosine (Genie)

Founded 2023

AI software engineer trained on human reasoning patterns for code generation

YC
C

CrewAI

Founded 2023

Framework for orchestrating autonomous AI agent teams with role-based collaboration

OSS
Popular
C

Cursor

Founded 2022

AI-first code editor built on VS Code with inline chat, tab completion, and codebase-aware AI

YC
Popular
d

d-Matrix

Founded 2019

Digital in-memory compute chips for AI inference at the edge

Popular
D

Daytona

Founded 2023

Open-source development environment manager optimized for AI coding

OSS
D

Deepgram

Founded 2015

AI speech-to-text and text-to-speech APIs with real-time streaming support

YC
Popular
D

DeepSeek

Founded 2023

Open-source reasoning models with breakthrough coding and math performance

OSS
Popular
D

Diffbot

Founded 2008

AI-powered web scraping and knowledge graph construction from the entire web

Popular
D

Dify

Founded 2023

Open-source LLM app development platform with visual workflow builder and agent tools

OSS
Popular
D

Docling (IBM)

Founded 2024

Document parsing engine for PDFs, Word docs, slides, and web pages

OSS
D

DSPy

Founded 2023

Framework for programming — not prompting — foundation models with compilation

OSS
Popular
D

Dust

Founded 2022

Custom AI assistants for teams using your company data and workflows

YC
Popular
E

E2B

Founded 2023

Open-source cloud sandboxes for AI-generated code execution and agent tools

YC
OSS
Popular
E

ElevenLabs

Founded 2022

AI voice synthesis and cloning platform with ultra-realistic speech generation

Popular
E

Etched

Founded 2022

ASIC chips designed exclusively for transformer model inference

Popular
E

Exa

Founded 2023

Neural search API that understands meaning and returns clean content

YC
Popular
F

Factory

Founded 2023

Autonomous coding agents (Droids) that integrate with existing dev workflows

Popular
F

Firecrawl

Founded 2024

Turn any website into LLM-ready markdown data with a single API call

YC
OSS
Popular
F

Fireworks AI

Founded 2022

Production-grade generative AI inference for open-source and custom models

Popular
F

Fixie

Founded 2022

Platform for building and deploying conversational AI agents at scale

Popular
F

Flyte (Union.ai)

Founded 2019

Open-source orchestrator for ML and data workflows at scale

OSS
G

Glama

Founded 2024

MCP server directory and hosted gateway for tool-use protocols

MCP
G

Glean

Founded 2019

Enterprise AI search that connects to all your company tools and knowledge

Enterprise
Popular
G

Goose

Founded 2024

Open-source AI developer agent by Block with extensible toolkit system

OSS
G

Gradio

Founded 2019

Open-source Python library for building ML model demos and web apps

OSS
Popular
G

Groq

Founded 2016

Ultra-fast LLM inference with custom LPU (Language Processing Unit) hardware

Popular
G

Guardrails AI

Founded 2023

Add structure, type, and quality guarantees to LLM outputs in production

OSS
Popular
H

Harvey

Founded 2022

AI assistant for legal professionals with domain-specific training

Enterprise
H

Haystack (deepset)

Founded 2018

End-to-end NLP framework for building production RAG and search pipelines

OSS
Popular
H

Hebbia

Founded 2020

AI platform for knowledge work — financial analysis, legal review, and research

Enterprise
H

Helicone

Founded 2023

Open-source observability and monitoring for generative AI applications

YC
OSS
H

HeyGen

Founded 2020

AI video generation platform for personalized avatar-based content

Popular
H

Highlight

Founded 2020

Full-stack monitoring platform with session replay and AI error grouping

YC
OSS
H

Humanloop

Founded 2020

AI product platform with prompt management, evaluation, and fine-tuning tools

YC
I

Ideogram

Founded 2022

AI image generation with strong text rendering and design capabilities

Popular
I

Inngest

Founded 2021

Durable execution platform for AI workflows with automatic retries and fan-out

YC
OSS
I

Instructor

Founded 2023

Structured outputs from LLMs using Pydantic models with automatic validation

OSS
Popular
J

Jasper

Founded 2021

Enterprise AI copilot for marketing teams with brand voice and style control

Enterprise
J

Jina AI

Founded 2020

Multimodal AI for search, embeddings, reranking, and web scraping

Popular
K

Kling AI

Founded 2024

AI video generation with high-quality motion and cinematic output

Popular
L

Lakera

Founded 2021

Real-time AI security for prompt injection detection and data leakage prevention

Enterprise
L

Lambda

Founded 2012

GPU cloud for training and serving AI models with on-demand and reserved capacity

Popular
L

LanceDB

Founded 2022

Serverless vector database built on Lance columnar format for multimodal data

YC
OSS
L

Langbase

Founded 2023

Serverless AI platform for building, deploying, and scaling AI agents and pipes

YC
L

LangChain

Founded 2022

Framework and platform for building production LLM applications with composable chains and agents

Popular
OSS
L

Langfuse

Founded 2023

Open-source LLM engineering platform for tracing, evals, prompt management, and metrics

YC
OSS
Popular
L

Lasso Security

Founded 2023

Real-time protection for LLM applications against prompt injection and data exfiltration

Enterprise
L

Leonardo.ai

Founded 2022

AI image generation platform for game assets, design, and creative work

Popular
L

Lepton AI

Founded 2023

Developer-friendly AI cloud for running models and building AI apps faster

Popular
L

Letta (MemGPT)

Founded 2023

Stateful agent framework with self-managed long-term memory and tool use

YC
OSS
L

LibreChat

Founded 2023

Open-source multi-model chat interface with plugins, presets, and agent support

OSS
L

LiteLLM

Founded 2023

Unified API for 100+ LLM providers with load balancing and spend tracking

YC
OSS
L

LlamaIndex

Founded 2022

Data framework connecting custom data sources to LLMs for RAG applications

Popular
OSS
L

LlamaParse

Founded 2024

Document parsing API for complex PDFs, tables, and images by LlamaIndex

Popular
L

Log10

Founded 2023

LLM observability and feedback platform for improving AI application quality

YC
L

Luma AI

Founded 2021

3D and video generation with Dream Machine and photorealistic rendering

Popular
M

Magic

Founded 2022

AI software engineer with massive context window for full-repository understanding

Popular
M

Mastra

Founded 2024

TypeScript AI agent framework with built-in RAG, workflows, and tool integration

OSS
M

Mem0

Founded 2023

Memory layer for AI agents and assistants with self-improving recall and personalization

YC
OSS
Popular
M

Mentat

Founded 2023

AI coding assistant that understands your entire codebase in context

OSS
M

Metal

Founded 2023

Managed memory and retrieval infrastructure for AI applications

Popular
M

Midjourney

Founded 2021

AI image generation with artistic quality and community-driven prompt exploration

Popular
M

Mintlify

Founded 2022

Beautiful documentation with AI-powered search and auto-generation

YC
Popular
M

Mistral AI

Founded 2023

Open-weight and commercial LLMs — Mistral, Mixtral, and Codestral models

OSS
Popular
M

Modal

Founded 2021

Serverless cloud for running AI/ML workloads with GPU support and instant cold starts

Popular
M

Momentic

Founded 2023

AI-powered end-to-end testing platform that writes and maintains tests

YC
M

Moveworks

Founded 2016

AI copilot for enterprise employee support across IT, HR, and finance

Enterprise
M

MultiOn

Founded 2023

AI agent that can browse the web and complete real-world tasks autonomously

Popular
N

Neon

Founded 2021

Serverless Postgres with branching, auto-scaling, and built-in pgvector support

Popular
N

Nous Research

Founded 2023

Open-source AI research lab building fine-tuned models for reasoning tasks

OSS
O

Ollama

Founded 2023

Run LLMs locally with a simple CLI — download, run, and create custom models

OSS
Popular
O

Open WebUI

Founded 2023

Self-hosted AI chat interface supporting Ollama and OpenAI-compatible APIs

OSS
Popular
O

OpenRouter

Founded 2023

Unified API gateway for accessing 100+ LLMs from a single endpoint

Popular
P

Pangea

Founded 2021

Security services platform for AI apps — auth, audit, secrets, and redaction APIs

Enterprise
P

Patronus AI

Founded 2023

Automated LLM evaluation and hallucination detection for enterprise AI

Popular
P

Perplexity

Founded 2022

AI-powered answer engine with real-time web search and citations

Popular
P

Phidata

Founded 2023

Build AI assistants with memory, knowledge, tools, and reasoning capabilities

OSS
P

Pika

Founded 2023

AI video generation and editing platform for creative professionals

Popular
P

Pinecone

Founded 2019

Managed vector database for high-performance similarity search at scale

Popular
P

Plandex

Founded 2024

AI coding agent for complex tasks spanning many files with version control

OSS
P

PlayHT

Founded 2022

AI voice generation platform with voice cloning and conversational AI

YC
P

Poolside

Founded 2023

AI models trained from scratch specifically for software engineering workflows

Popular
P

Project IDX

Founded 2023

Google cloud-based AI-assisted development environment with Gemini

Popular
P

Prompt Security

Founded 2023

Enterprise security layer for protecting AI applications from adversarial attacks

Enterprise
P

Promptfoo

Founded 2023

Open-source tool for testing, evaluating, and red-teaming LLM outputs

OSS
Popular
P

Protect AI

Founded 2022

AI and ML security platform for scanning models, pipelines, and supply chains

Enterprise
P

PydanticAI

Founded 2024

Agent framework by the Pydantic team with type-safe tool use and testing

OSS
Q

Qdrant

Founded 2021

High-performance vector search engine written in Rust with advanced filtering

OSS
Q

Qodo (CodiumAI)

Founded 2022

AI-powered code integrity platform for testing, review, and quality assurance

Popular
R

RAGFlow

Founded 2024

Open-source RAG engine with deep document understanding and intelligent chunking

OSS
R

Ragie

Founded 2024

Managed RAG-as-a-service platform for adding retrieval to AI apps

YC
R

Rain AI

Founded 2017

Brain-inspired AI chips for ultra-efficient neural network inference

Popular
R

Recall.ai

Founded 2022

Universal meeting bot API for capturing and processing meeting data

YC
R

Reducto

Founded 2023

Document AI API for extracting structured data from any document format

YC
R

Reka

Founded 2023

Multimodal AI research lab building foundation models for enterprise

Popular
R

Replicate

Founded 2019

Run, fine-tune, and deploy open-source AI models with a simple API

YC
Popular
R

Replit

Founded 2016

Cloud IDE with AI-powered code generation, deployment, and collaboration

YC
Popular
R

Resend

Founded 2022

Developer-first email API for transactional and marketing emails

YC
Popular
R

Retell AI

Founded 2023

Build human-like AI phone agents for customer service and sales

YC
R

RunPod

Founded 2022

GPU cloud platform for AI inference and training with global deployment

Popular
R

Runway

Founded 2018

AI creative suite for video generation, editing, and visual effects

Popular
S

SambaNova

Founded 2017

Full-stack AI platform with custom RDU hardware for enterprise inference

Enterprise
S

Sierra

Founded 2023

Conversational AI platform for enterprise customer experience

Enterprise
S

Smithery

Founded 2024

Registry and hosted platform for discovering and deploying MCP servers

MCP
S

Stability AI

Founded 2020

Open-source generative AI — Stable Diffusion, StableLM, and audio models

OSS
Popular
S

StackBlitz / Bolt

Founded 2017

Browser-based IDE with WebContainers and AI-powered full-stack generation

Popular
S

Steel

Founded 2024

Open-source browser API for AI agents — session management, captchas, and proxies

YC
OSS
S

Streamlit

Founded 2018

Python framework for building data apps and AI demos with minimal code

OSS
Popular
S

Supabase

Founded 2020

Open-source Firebase alternative with pgvector, AI features, and edge functions

YC
OSS
Popular
S

Superagent

Founded 2023

Open-source framework for building AI assistants and autonomous agents

OSS
S

Supermaven

Founded 2023

Fastest code completion with 1M token context window and neural search

Popular
S

Synthesia

Founded 2017

AI video generation with digital avatars for enterprise training and comms

Enterprise
T

Tabnine

Founded 2018

AI code assistant with private model deployment and team-trained completions

Enterprise
T

Tavily

Founded 2023

Search API purpose-built for AI agents and RAG pipelines

Popular
T

Tenstorrent

Founded 2016

AI hardware company building chips for efficient neural network processing

Popular
T

Together AI

Founded 2022

Run, fine-tune, and train leading open-source models at scale

Popular
T

Toolhouse

Founded 2023

Tool-use platform for equipping LLMs with API access in a single line of code

YC
T

Trae

Founded 2024

AI IDE by ByteDance with integrated chat, inline editing, and multi-model support

Popular
T

Trieve

Founded 2023

All-in-one infrastructure for search, recommendations, and RAG

YC
OSS
T

Trigger.dev

Founded 2022

Open-source background jobs and workflow platform with AI agent task execution

YC
OSS
T

Turbopuffer

Founded 2023

Fast serverless vector database with disk-based indexes for cost efficiency

YC
U

Unstructured

Founded 2022

ETL platform for transforming unstructured documents into LLM-ready data

Popular
V

Val Town

Founded 2022

Social coding platform for running serverless JavaScript functions with AI

Popular
V

Vast.ai

Founded 2018

GPU marketplace for renting compute from a decentralized network of providers

Popular
V

Vercel

Founded 2015

Frontend cloud platform with AI SDK, v0 AI code generation, and edge functions

Popular
W

Weaviate

Founded 2019

Open-source vector database with built-in vectorization and hybrid search

OSS
Popular
W

Wordware

Founded 2023

Natural language programming IDE for building AI agents without code

YC
W

Writer

Founded 2020

Enterprise AI platform for generating and governing content at scale

Enterprise
Popular
x

xAI (Grok)

Founded 2023

AI company building Grok models with real-time knowledge via X/Twitter

Popular
Z

Zed Industries

Founded 2021

High-performance multiplayer code editor with built-in AI assistant

OSS
Z

Zep

Founded 2023

Long-term memory and knowledge extraction for AI assistants with temporal awareness

OSS
Z

Zilliz (Milvus)

Founded 2017

Cloud-native vector database built on open-source Milvus for billion-scale search

OSS
Popular

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