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    3. Sylvian Corp.

    Sylvian Corp.

    Sylvian enables companies to build specialized AI agents by crowdsourcing high-quality expert tool-use data through competitive leaderboards.

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    At a Glance

    1Tool Listed
    4Products
    28Tool Views
    4Capabilities
    Discussions
    San Francisco, CAHeadquarters
    2025Est.
    2Employees
    $500000Raised
    Focus Areas
    Document Management
    Task Automation
    Workflow Automation
    Connect
    Latest News
    Sylvian releases the first LLM trading benchmark focusing on quant performance.Apr 1, 2026
    Introducing Sylvian AI Forms: Never fill a form by hand again.Mar 1, 2026
    Markets
    • Enterprise
    • AI Research Labs
    • Financial Services
    • Legal & Administrative Services

    AI Tools by Sylvian Corp.

    (1)
    View Sylvian
    Sylvian tool icon

    Sylvian

    AI PDF Form Extraction Tool

    Document ManagementTask AutomationWorkflow Automation

    Discussions

    No discussions yet

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    Latest News

    04/01/2026

    Sylvian releases the first LLM trading benchmark focusing on quant performance.

    x.com
    03/01/2026

    Introducing Sylvian AI Forms: Never fill a form by hand again.

    x.com
    02/01/2026

    William Huang and Niall Kehoe debut Sylvian after coming out of stealth.

    x.com
    09/01/2025

    Sylvian joins Y Combinator as part of the Fall 2025 batch.

    ycombinator.com

    Products & Services

    4
    Sylvian AI Forms
    2026

    An automated form-filling agent designed to eliminate manual data entry.

    Expert Tool-Use Data Platform
    2025

    A platform that uses competitive leaderboards to collect high-quality tool-use data (e.g., Excel, VSCode) from human experts to train LLMs.

    Specialized AI Agents
    2026

    Enterprise-grade AI agents built using curated expert data for specific tool-based workflows.

    Sylvian Quant Benchmark
    2026

    An evaluation framework for LLMs specifically focused on quantitative trading and financial benchmarks.

    Market Position

    Sylvian differentiates itself by focusing on the 'data scarcity' problem of LLMs using tools, positioning itself as a provider of the high-quality human-expert data required for the next generation of agents.

    Leadership

    Founders

    WH

    William Huang

    CEO of Sylvian. Previously an engineer at Waymo and worked at Citadel Securities. Stanford Computer Science (dropout?). International Physics Olympiad (IPhO) Gold medalist.

    NK

    Niall Kehoe

    CTO of Sylvian. Previously a CS researcher at Stanford and worked at Two Sigma. Conducted research at Harvard Medical School and Stanford. International coding contest winner at age 13.

    Executive Team

    WH

    William Huang

    CEO & Co-founder

    Waymo, Citadel Securities, Stanford CS, IPhO Gold Medalist.

    NK

    Niall Kehoe

    CTO & Co-founder

    Two Sigma, Stanford Research, Harvard Medical School Research.

    Founding Story

    Founders William Huang and Niall Kehoe, with backgrounds at Waymo, Citadel, and Two Sigma, recognized that LLMs lack high-quality data for using complex tools like Excel and VSCode. They started Sylvian to incentivize experts to provide this data via competitions.

    Business Model

    Revenue Model

    Likely subscription-based (SaaS) for AI agents and data licensing for LLM training datasets.

    Pricing Tiers

    Waitlist
    Contact for details

    Currently in early access/waitlist mode.

    Private

    Target Markets

    Industries & Segments
    • Enterprise
    • AI Research Labs
    • Financial Services
    • Legal & Administrative Services
    Use Cases
    • Automated data entry/form filling
    • Complex spreadsheet automation
    • Software engineering assistance (VSCode agents)
    • Quant trading LLM evaluation
    Notable Customers
    • Limited to early access partners

    Quick Facts

    Headquarters
    San Francisco, CA
    Founded
    2025
    Entity Type
    Inc.
    Employees
    2
    Total Funding
    $500,000
    Investors
    Y Combinator
    Office Locations
    San Francisco

    Funding History

    Seed (YC F25)$500,000
    2025-09-01
    Y Combinator

    History & Milestones

    2026-02

    Coming out of stealth and debut of the specialized AI agent platform.

    2026-03

    Launch of Sylvian AI Forms, a product for automated form-filling.

    2026-04

    Release of the Sylvian Quant Benchmark for evaluating LLMs in trading scenarios.

    2025

    Company founded to solve the scarcity of expert tool-use data for LLMs.

    2025-09

    Accepted into the Y Combinator Fall 2025 (YC F25) batch.

    Key Capabilities

    4
    Expert data crowdsourcing
    Competitive leaderboards for data collection
    Automated form filling
    Tool-use agent training

    Integrations & Partnerships

    Platform Integrations

    • Excel
    • VSCode
    • Web-based forms

    Key Partnerships

    Y Combinator

    Connect

    Website
    sylvian.ai
    X / Twitter
    TheSylvianAI
    LinkedIn
    sylvian

    AI Topics

    3

    Sylvian Corp. focuses on these topics:

    Document Management(1)
    Task Automation(1)
    Workflow Automation(1)
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