AI Directory

Tool reviews — pricing, products, and head-to-head comparisons to help you choose.

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ai infrastructure

AMD

Advanced Micro Devices designs CPUs and GPUs that compete with NVIDIA for AI training and inference workloads.

Santa Clara, CA

Arm Holdings

Designer of the ARM chip architecture used in virtually all smartphones and an increasing share of AI edge and cloud processors.

Cambridge, United Kingdom

Broadcom

Semiconductor company whose networking chips and custom AI accelerators are critical infrastructure for AI data centers.

Palo Alto, CA

Cerebras Systems

Builds the world's largest chip — the Wafer Scale Engine — purpose-built for AI training. Recently secured a $20B deal to provide inference for OpenAI.

Sunnyvale, CA

Cloudflare

Internet infrastructure company expanding into AI with Workers AI, enabling AI inference at the edge across its global network.

San Francisco, CA

CoreWeave

GPU cloud provider offering Nvidia-powered compute infrastructure purpose-built for AI training, inference, and rendering workloads.

Livingston, New Jersey

Fireworks AI

AI inference platform delivering fast, cost-efficient model serving for LLMs, image models, and custom fine-tuned models via API.

San Francisco, California

Groq

Builds custom Language Processing Units (LPUs) designed specifically for LLM inference, delivering the fastest token generation speeds in the industry.

Mountain View, CA

Intel

Legacy chipmaker aggressively pivoting to AI with Gaudi accelerators, competing against NVIDIA for data center AI workloads.

Santa Clara, CA

Lambda Labs

GPU cloud and workstation provider offering Nvidia-powered infrastructure for deep learning research and production AI workloads.

San Francisco, California

Marvell Technology

Semiconductor company building custom AI accelerators, networking chips, and data infrastructure silicon for cloud and enterprise AI.

Wilmington, Delaware

Micron Technology

Major memory and storage manufacturer producing DRAM, NAND, and HBM chips essential for AI training and inference workloads.

Boise, Idaho

Modal

Serverless cloud platform for running AI workloads, providing instant GPU access without infrastructure management.

New York, New York

NVIDIA

The dominant force in AI computing. NVIDIA designs the GPUs that train and run virtually every major AI system, from ChatGPT to autonomous vehicles.

Santa Clara, CA

Samsung Electronics

Global technology giant producing HBM memory chips and advanced semiconductors essential for AI training and inference hardware.

Suwon, South Korea

TSMC

The world's largest semiconductor foundry, manufacturing the most advanced AI chips for Nvidia, Apple, AMD, and others.

Hsinchu, Taiwan

Together AI

AI cloud platform providing fast, affordable inference and fine-tuning for open-source LLMs with an emphasis on open AI development.

San Francisco, California

autonomous vehicles

Agility Robotics

robotics

Humanoid robot company building Digit, a bipedal robot designed for logistics and warehouse work alongside humans.

Corvallis, Oregon

Aurora Innovation

Autonomous trucking company developing self-driving technology for long-haul freight on US highways.

Pittsburgh, PA

Boston Dynamics

robotics

Advanced robotics company building highly mobile robots including the Spot quadruped and Atlas humanoid for industrial and research applications.

Waltham, Massachusetts

Covariant

robotics

AI robotics company building universal AI for robots, enabling warehouse robots to pick, sort, and handle diverse items autonomously.

Emeryville, California

Cruise

Autonomous vehicle company (GM subsidiary) developing self-driving robotaxi technology. Operations paused since late 2023 for safety review.

San Francisco, California

Figure

Building general-purpose humanoid robots powered by AI for warehouse, manufacturing, and logistics applications.

Sunnyvale, CA

Locus Robotics

robotics

Autonomous mobile robot company providing collaborative warehouse robots that work alongside humans to improve order fulfillment productivity.

Wilmington, Massachusetts

Nuro

Autonomous delivery company building purpose-built self-driving vehicles for local goods delivery, including groceries, food, and packages.

Mountain View, California

Physical Intelligence

Building foundation models for robotics — general-purpose AI that can control any robot to perform physical tasks in the real world.

San Francisco, CA

Symbotic

robotics

AI-powered warehouse automation company using autonomous robots and software to transform supply chain distribution centers.

Wilmington, Massachusetts

Tesla

Tesla develops electric vehicles with AI-driven autonomous driving capabilities and is building Dojo, a custom AI training supercomputer.

Austin, TX

Waymo

Alphabet's autonomous driving company operating the largest commercial robotaxi service in the US across San Francisco, Phoenix, LA, and Austin.

Mountain View, CA

Wing

drones

Alphabet's autonomous drone delivery subsidiary operating commercial drone delivery services in the US, Australia, and Europe.

Palo Alto, California

Zipline

drones

Autonomous drone delivery company operating the world's largest commercial drone delivery network for medical supplies and consumer goods.

South San Francisco, California

coding assistants

Anthropic Claude Code

Agentic coding tool from Anthropic that operates directly in the terminal — reading files, running commands, editing code, and managing development workflows.

San Francisco, CA

Cursor

ide-integration

AI-first code editor forked from VS Code. Cursor integrates LLMs deeply into the editing experience with composer mode, codebase-aware chat, and tab completion that understands project context.

San Francisco, CA · Free, Pro $20/mo, Business $40/mo

GitHub Copilot

ide-integration

AI pair programmer embedded in VS Code, JetBrains, and other IDEs. Built on OpenAI models and trained on public GitHub repositories. The first mainstream AI coding assistant.

San Francisco, CA · Individual $10/mo, Business $19/mo, Enterprise $39/mo

Magic

AI coding company building models with extremely long context windows (up to 100M tokens) designed to understand entire codebases, not just individual files.

San Francisco, CA

Poolside

AI coding company building models specifically trained to write, understand, and reason about software — purpose-built for code, not adapted from general LLMs.

San Francisco, CA

Replit

cloud-ide

Browser-based IDE with AI coding capabilities. Replit enables building, deploying, and collaborating on code from any device with deep AI integration including Replit Agent for vibe coding.

San Francisco, CA · Free, Hacker $7/mo, Pro $20/mo

Replit AI

ai-coding

Replit's AI-powered coding platform providing an AI agent that builds complete applications from natural language descriptions in the browser.

San Francisco, California

Vercel

Frontend cloud platform for developers, creator of Next.js, with v0 — an AI tool that generates full web applications from text descriptions.

San Francisco, CA

enterprise ai

AWS Bedrock

cloud-platform

Amazon's managed service for accessing and deploying foundation models from leading AI providers—including Anthropic, Meta, Mistral, and Amazon Nova—via a unified API.

Seattle, WA · Pay-per-use; varies by model. Claude Sonnet ~$3/1M input tokens

Abnormal Security

cybersecurity

AI-native email security platform that detects and prevents sophisticated phishing, business email compromise, and social engineering attacks.

San Francisco, California

Accenture

World's largest IT consulting and services company, helping enterprises implement AI strategies at scale.

Dublin, Ireland

Adept AI

ai-agents

AI research company building AI agents that can take actions in software, automating complex knowledge work across enterprise applications.

San Francisco, California

Adobe

Creative and document software giant integrating generative AI across Photoshop, Illustrator, and its entire Creative Cloud suite via Adobe Firefly.

San Jose, California

Aidoc

health-ai

AI radiology platform providing real-time triage and prioritization of medical imaging to accelerate diagnosis of critical conditions.

Tel Aviv, Israel

Aisera

AI service management platform automating IT, HR, and customer service operations using conversational AI and workflow automation.

Palo Alto, California

Anduril

Defense technology company building AI-powered autonomous systems for national security — drones, counter-UAS, and battlefield awareness.

Costa Mesa, CA

Anthropic (Claude Enterprise)

ai-platform

Anthropic's enterprise AI platform offering Claude for business with enhanced security, administration, and custom deployment options.

San Francisco, California

Automation Anywhere

Enterprise automation platform combining RPA with AI to automate complex business processes across front and back office operations.

San Jose, California

BenevolentAI

health-ai

AI drug discovery company using knowledge graphs and machine learning to identify novel drug targets and accelerate pharmaceutical R&D.

London, United Kingdom

C3.ai

Enterprise AI application platform enabling organizations to develop, deploy, and operate large-scale AI applications.

Redwood City, CA

Casetext

legal

AI legal research platform (acquired by Thomson Reuters) using LLMs to transform legal document review, research, and drafting.

San Francisco, California

Clari

Revenue platform using AI to provide sales forecasting, pipeline management, and revenue operations intelligence for B2B enterprises.

Sunnyvale, California

Cohere (Enterprise)

ai-platform

Enterprise AI platform from Cohere providing retrieval-augmented generation, embeddings, and custom language models for business applications.

Toronto, Canada

CrowdStrike

cybersecurity

Cybersecurity leader using AI-powered endpoint protection, threat intelligence, and cloud security to defend enterprises against cyberattacks.

Austin, Texas

Darktrace

cybersecurity

Cyber AI company using self-learning AI to detect novel threats, anomalous behavior, and insider attacks across enterprise networks.

Cambridge, United Kingdom

Databricks

Unified analytics and AI platform built on Apache Spark. Databricks combines data engineering, data science, and machine learning in one lakehouse platform.

San Francisco, CA

DeepL

translation

AI-powered translation platform providing neural machine translation that consistently outperforms competitors in quality across 30+ languages.

Cologne, Germany

Forethought

AI platform for customer support that automates ticket resolution, assists agents, and intelligently routes customer inquiries.

San Francisco, California

Glean

Enterprise AI search platform that connects to all company data sources and provides AI-powered answers grounded in internal knowledge.

Palo Alto, CA

Gong

Revenue intelligence platform using AI to analyze sales conversations, providing insights to improve deal outcomes and forecast accuracy.

San Francisco, California

Harvey

AI platform built specifically for legal professionals — contract analysis, legal research, due diligence, and litigation support.

San Francisco, CA

Hebbia

knowledge-ai

AI platform for knowledge work that enables analysts to search, analyze, and synthesize insights across massive document collections using AI.

New York, New York

Hugging Face (Enterprise)

ai-platform

Enterprise platform from Hugging Face offering private model hosting, inference endpoints, and managed ML infrastructure for organizations.

New York, New York

IBM

Enterprise technology company that has pivoted from Watson to watsonx, offering enterprise AI and hybrid cloud solutions.

Armonk, NY

Insitro

health-ai

Machine learning-driven drug discovery company using data generation and predictive models to develop novel therapeutics.

South San Francisco, California

Intuit

Financial software company behind TurboTax, QuickBooks, and Credit Karma, using AI to automate tax preparation, accounting, and personal finance.

Mountain View, California

Ironclad

legal

AI-powered contract lifecycle management platform that automates contract creation, negotiation, approval, and analysis for legal teams.

San Francisco, California

Kensho

fintech

S&P Global's AI division building machine learning tools for financial data analysis, market intelligence, and document processing.

Cambridge, Massachusetts

Luminance

legal

AI platform for legal professionals providing contract negotiation, due diligence, and document review powered by purpose-built legal AI.

London, United Kingdom

Microsoft Copilot

productivity

Microsoft's AI assistant embedded across Microsoft 365, Windows, Edge, and Azure. Built on GPT-4 and integrated with Bing and the Microsoft Graph for enterprise data access.

Redmond, WA · Microsoft 365 Copilot $30/user/mo; Copilot+ PC features included in Windows

Mistral AI (La Plateforme)

ai-platform

Mistral AI's commercial platform providing enterprise access to its open and proprietary language models for business AI applications.

Paris, France

Moveworks

AI platform for enterprise IT support, automating employee service requests across IT, HR, and facilities using conversational AI.

Mountain View, California

NICE

Enterprise AI company providing cloud contact center, workforce optimization, and AI-powered customer experience solutions for large organizations.

Ra'anana, Israel

Notion AI

AI-powered workspace combining notes, docs, wikis, and project management with an integrated AI assistant for knowledge work.

San Francisco, CA · Free, Plus $10/mo, Business $18/mo (AI add-on $10/user/mo)

Observe.ai

AI platform for contact centers providing real-time agent assist, conversation intelligence, and automated quality management.

San Francisco, California

Oracle

Enterprise software giant making massive AI infrastructure investments, building GPU clusters and offering AI services through Oracle Cloud.

Austin, TX

Palantir

Palantir builds AI-powered data analytics platforms for government and enterprise, specializing in complex data integration and decision-making.

Denver, CO

Palo Alto Networks

cybersecurity

Global cybersecurity company using AI across network security, cloud security, and security operations to protect enterprises and governments.

Santa Clara, California

PathAI

health-ai

AI-powered pathology company providing diagnostic tools and biomarker analysis to improve accuracy in cancer diagnosis and drug development.

Boston, Massachusetts

Plaid

fintech

Financial data platform using AI to connect consumer bank accounts to fintech apps, enabling identity verification, transactions, and financial insights.

San Francisco, California

Ramp

fintech

AI-powered corporate card and spend management platform that automates expense reporting, accounting, and financial operations for businesses.

New York, New York

Recorded Future

cybersecurity

Threat intelligence company using AI to analyze open-source, dark web, and technical data to predict and prevent cyber threats.

Somerville, Massachusetts

Recursion

health-ai

AI-powered drug discovery company using biological data, machine learning, and automated labs to accelerate pharmaceutical development.

Salt Lake City, Utah

SAP

Global enterprise software leader integrating AI across ERP, supply chain, and business process management for large organizations.

Walldorf, Germany

Salesforce Einstein

crm-ai

AI layer embedded throughout the Salesforce platform, providing predictive analytics, automated lead scoring, email generation, and customer service automation across Sales, Service, and Marketing clouds.

San Francisco, CA · Included in Salesforce editions; Einstein 1 from $300/user/mo

SentinelOne

cybersecurity

Autonomous cybersecurity platform using AI to detect, prevent, and respond to threats across endpoints, cloud, and identity without human intervention.

Mountain View, California

ServiceNow

Enterprise workflow platform embedding AI agents across IT, HR, customer service, and security operations.

Santa Clara, CA

Shield AI

Defense AI company building autonomous drones and the Hivemind AI pilot that enables aircraft to fly and fight without GPS or communications.

San Diego, CA

Slack

Workplace messaging platform, now part of Salesforce, integrating AI for conversation summarization, search, and workflow automation.

San Francisco, California

Snowflake

Cloud data platform that has expanded into AI with Cortex AI, enabling enterprises to build AI applications on their data.

Bozeman, MT

Sprinklr

Unified customer experience management platform using AI to manage social media, marketing, customer service, and digital engagement at scale.

New York, New York

Stripe

fintech

Global payments infrastructure company using AI for fraud detection, revenue optimization, and financial automation for internet businesses.

San Francisco, California

Tempus AI

health-ai

Precision medicine company using AI and massive clinical and molecular datasets to personalize treatment decisions in oncology and other diseases.

Chicago, Illinois

UiPath

Leading robotic process automation (RPA) platform using AI to automate repetitive business processes across enterprise workflows.

New York, New York

Upstart

fintech

AI lending platform that uses machine learning to assess creditworthiness beyond traditional credit scores, improving access to affordable credit.

San Mateo, California

Verint

Customer experience AI platform providing intelligent virtual agents, workforce management, and analytics for contact centers and enterprises.

Melville, New York

Viz.ai

health-ai

AI-powered care coordination platform that detects strokes, pulmonary embolisms, and other time-sensitive conditions from medical imaging.

San Francisco, California

Workday

Cloud enterprise platform for HR and finance management, using AI to automate workforce planning, talent management, and financial operations.

Pleasanton, California

Writer

Enterprise generative AI platform with proprietary Palmyra models, focused on brand-compliant content generation and workflow automation.

San Francisco, CA

Zest AI

fintech

AI-powered credit underwriting platform helping banks and credit unions make fairer, more accurate lending decisions using machine learning.

Los Angeles, California

Zoom

Video communications platform integrating AI for meeting summaries, real-time transcription, and intelligent collaboration features.

San Jose, California

ZoomInfo

B2B intelligence platform using AI to provide sales and marketing teams with company and contact data, intent signals, and engagement tools.

Vancouver, Washington

image generation

llm providers

Allen Institute for AI

open-research

Non-profit AI research institute (AI2) conducting foundational research and building open-source AI tools, models, and datasets.

Seattle, Washington

Anthropic

frontier-models

AI safety company and creator of the Claude model family. Anthropic focuses on interpretability research and building AI systems that are safe, honest, and helpful.

San Francisco, CA · Free tier; Claude Pro $20/mo; API from $3/1M input tokens (Sonnet)

Baidu

China's leading AI company and search engine, creator of the Ernie large language model and Apollo autonomous driving platform.

Beijing, China

Character.ai

consumer-chat

Consumer AI platform enabling users to create and chat with AI characters modeled on fictional personas, celebrities, and original creations. One of the highest-traffic AI consumer apps globally.

Menlo Park, CA · Free; Character.ai+ $9.99/mo

Cohere

enterprise-nlp

Enterprise AI company specializing in natural language processing for business applications. Known for its Command and Embed model families used in search, summarization, and RAG pipelines.

Toronto, Canada · API usage-based; enterprise plans on request

EleutherAI

open-research

Open-source AI research collective that developed the GPT-NeoX and Pythia model families, advancing accessible large language model research.

Distributed (Remote)

Google DeepMind

frontier-models

Google's consolidated AI research division, merging Google Brain and DeepMind. Responsible for Gemini, AlphaFold, AlphaCode, and Imagen.

London, UK / Mountain View, CA · Gemini free via Google; API via Google AI Studio and Vertex AI

Inflection AI

consumer-chat

AI startup that created Pi, a personal AI companion focused on emotional intelligence and supportive conversation. Most of Inflection's founding team joined Microsoft in 2024; the company continues independently.

Palo Alto, CA · Pi free; Inflection API for enterprise

Liquid AI

MIT spinoff building 'liquid neural networks' — a fundamentally different AI architecture inspired by biological neurons that adapts in real time rather than relying on static weights.

Boston, MA

Meta AI

open-source

Meta's AI research arm, responsible for the open-weight Llama model series and fundamental research in NLP, computer vision, and robotics. Llama 3 is the most widely deployed open-weight LLM.

Menlo Park, CA · Open-weight models free to download; enterprise licensing available

Mistral AI

open-source

French AI startup founded in 2023 by former DeepMind and Meta researchers. Produces high-efficiency open and closed language models competitive with much larger systems.

Paris, France · Open models free; Mistral Large API from €2/1M tokens; La Plateforme subscriptions

OpenAI

frontier-models

The company behind ChatGPT, GPT-4o, and the o-series reasoning models. OpenAI is the most widely recognized AI lab in the world and the trigger of the current generative AI era.

San Francisco, CA · Free, Plus $20/mo, Team $25/user/mo, Enterprise custom

Safe Superintelligence

AI safety company co-founded by former OpenAI chief scientist Ilya Sutskever, focused exclusively on building safe superintelligent AI systems.

Palo Alto, CA

Sakana AI

Japanese AI research lab founded by former Google Brain researchers, building AI models inspired by nature — swarm intelligence, evolution, and collective behavior.

Tokyo, Japan

xAI

frontier-models

Elon Musk's AI company founded in 2023. xAI builds the Grok model series, integrated into the X (formerly Twitter) platform and available via API. Grok models have real-time access to X posts.

Memphis, TN · Grok free on X; API from $5/1M input tokens (Grok 2)

mlops

Alteryx

analytics

AI-powered analytics platform enabling business analysts to prepare, blend, and analyze data with no-code workflows and AI-assisted insights.

Irvine, California

Celonis

analytics

Process mining and process intelligence company using AI to analyze enterprise operations, identify inefficiencies, and optimize business processes.

Munich, Germany

Databricks (MosaicML)

training-platform

AI training platform (acquired by Databricks) enabling efficient training of custom large language models and foundation models for enterprises.

San Francisco, California

Datadog

observability

Cloud monitoring and observability platform that has expanded into AI/LLM observability. Datadog LLM Observability traces, monitors, and evaluates LLM application performance in production.

New York, NY · Free 5 hosts; Pro $15/host/mo; Enterprise $23/host/mo; LLM Observability add-on

Hugging Face

model-hub

The central repository for open-source AI models, datasets, and applications. Hugging Face hosts over 500,000 models and provides the Transformers library used by the majority of AI researchers and practitioners.

New York, NY · Free; Pro $9/mo; Enterprise $20/user/mo; Inference Endpoints usage-based

Labelbox

data-labeling

AI data platform providing tools for data labeling, annotation, and curation to train and improve machine learning models at scale.

San Francisco, California

LangChain

agent-frameworks

Open-source framework for building LLM-powered applications. LangChain provides abstractions for chains, agents, memory, and tool use that simplify connecting LLMs to external data sources and APIs.

San Francisco, CA · Open-source free; LangSmith from $39/mo; LangGraph Cloud on request

Pinecone

vector-database

Managed vector database purpose-built for AI applications. Pinecone enables fast similarity search over embeddings, making it the backbone of retrieval-augmented generation (RAG) pipelines at scale.

New York, NY · Free 2GB; Starter $70/mo; Standard $0.096/hour; Enterprise on request

Scale AI

data-labeling

Data infrastructure company that provides high-quality training data annotation and evaluation services for AI models. Powers data pipelines for leading frontier AI labs and the US Department of Defense.

San Francisco, CA · Usage-based; Enterprise on request

Snorkel AI

data-labeling

Data-centric AI platform enabling enterprises to programmatically label training data and build AI applications faster without manual annotation.

Redwood City, California

ThoughtSpot

analytics

AI-powered analytics platform providing natural language search and generative AI for business intelligence, enabling anyone to analyze enterprise data.

Sunnyvale, California

Weaviate

vector-database

Open-source vector database with built-in embedding models and GraphQL/REST APIs. Weaviate is popular for RAG applications and supports hybrid search combining vector and keyword retrieval.

Amsterdam, Netherlands · Open-source free; Serverless from $25/mo; Enterprise Dedicated on request

Weights & Biases

experiment-tracking

MLOps platform for tracking machine learning experiments, visualizing model performance, and managing datasets and artifacts. The standard tool for experiment management in most ML research and production teams.

San Francisco, CA · Free for individuals; Teams $50/user/mo; Enterprise on request

search

video

voice

writing