Artificial Intelligence Startups

SharpestMinds runs a peer-to-peer mentorship program for aspiring data scientists, pairing them with experienced engineers from top AI teams. Mentees pay via income-share agreements, giving mentors a percentage of their first year's salary after getting hired.

1 investor

Shepherd provides schools with a learning platform that integrates AI-powered study tools, tutoring access, peer collaboration features, and progress tracking to offer students personalized academic support.

1 investor

Shepherd Robotics develops general-purpose robots for skilled physical tasks, using robot foundation models and modular hardware trained on real-world and simulation data to handle manipulation work. Its systems target data center construction and operations, cable and wire manufacturing, wire harness assembly, kitting, and factory packaging for the AI infrastructure and advanced manufacturing sectors.

1 investor

SID trains agentic search models that improve search accuracy and performance on complex search tasks by providing better contextual understanding. The company develops AI models designed to connect intelligence to the world through advanced search capabilities.

1 investor

SiLogy provides Viv, an AI verification engineer that autonomously debugs failing tests for chip developers by analyzing code, log files, and waveforms. The platform operates fully on-premise with optional bring-your-own-key LLM access, serving semiconductor design and verification teams.

1 investor

Simulithic runs AI agent simulations that model real user cohorts—built from a product's last 90 days of session data—to predict how experiments and product variants will perform before shipping to real users. It integrates with session tools like Clarity and PostHog and returns predicted metrics such as lift, confidence intervals, churn, and activation for product and growth teams.

1 investor

Sintem builds an agentic phone that uses AI agents to carry out tasks for users across their existing apps and tools based on their instructions. It is aimed at people looking to complete routine work with less screen time.

1 investor

Sintropix offers an automated accounting platform that handles bookkeeping and financial close processes for companies operating across multiple countries.

1 investor

Skymerse provides an automated flight operations decision platform for airlines that checks every flight against live NOTAMs, weather, runway constraints, and aircraft limits to generate flight-ready operational decisions. The company also operates Notamify, a product that transforms NOTAM data into briefings and operational signals for airline crews and dispatchers.

1 investor

Skyvern automates browser-based workflows using AI and computer vision, handling tasks like logging into portals, filling forms, and extracting data without APIs or custom scripts. It serves enterprise teams and developers automating repetitive portal interactions, data extraction, and compliance processes across industries.

1 investor

Slicker is an AI-powered payment recovery platform for subscription businesses that automatically recovers failed recurring transactions through smart retry timing, personalized dunning communications, and analytics. The platform helps subscription companies reduce involuntary churn and protect recurring revenue across multiple payment providers and billing systems.

1 investor

Slik builds an automated sales development tool that handles prospecting for sales teams, using machine learning trained on a company's own data to act as an automated SDR.

1 investor

Solari AI provides AI agents to business users without technical expertise that require minimal configuration before deployment.

1 investor

Sophy Health develops multimodal AI agents for wellness platforms, mental health apps, and coaching services. The AI companions provide empathetic support, track behavioral patterns, and integrate across voice and chat channels.

1 investor

AgentRouter provides a wallet and API orchestration platform that enables AI agents to discover, route to, and pay for API calls across multiple third-party services. The platform handles payment processing and routing logic for agents executing various tasks across 770+ supported APIs.

1 investor

Sourceress is an AI-powered recruiting service that uses custom machine learning models to define role requirements, identify candidates, and engage them with personalized outreach. It serves companies and hiring managers looking to source qualified job candidates.

1 investor

Speck aggregates data from CRM systems, email, data warehouses, and web sources to provide sales professionals with comprehensive research and context before meetings. The platform integrates directly into browser-based meeting applications to enable real-time information retrieval during calls.

1 investor

Spott builds an ATS and CRM platform for recruitment agencies that integrates AI directly into its core infrastructure. The platform aims to streamline candidate matching, outreach, and administration for professional recruiters through practical AI features.

1 investor

Squire is a developer tool that generates pull request descriptions, conducts code reviews, and writes code to address feedback from reviews.

1 investor

Orca is an agent development environment (ADE) that runs multiple AI code agents (Claude Code, Codex, OpenCode, Grok) side by side in isolated worktrees with built-in terminals, file editor, and git tracking for software developers. It includes a mobile companion app for iOS and Android to manage agent work remotely.

1 investor

StarJar automates the processing of incoming hospital documents such as patient referrals, claims, and medical images for major healthcare systems across the United States.

1 investor

Stillwind develops an AI-powered search engine that converts natural language queries into electronic component specifications, matching them against a proprietary database of millions of parts. The company is building toward a broader platform for autonomous electrical engineering, targeting embedded systems engineers and hardware developers.

1 investor

Storia AI develops an open-source AI agent that helps software developers understand and modify code within their organization's codebase and its operational context. The tool uses retrieval-augmented generation grounded in documentation and external references to answer developer questions about architecture decisions and code integration without generating false information.

1 investor

Structured Labs builds knowledge infrastructure for AI agents by converting business data into structured, high-fidelity datasets used for search, recommendations, and intelligent applications. They provide the training-data layer for the agentic internet through products including Waldium and Preswald.

1 investor