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    3. Gabriele Farei

    Gabriele Farei

    The Commons for Agent Traces: Enabling open data for AI by turning LLM-driven session traces into reusable, privacy-first datasets for fine-tuning and evaluation.

    Visit Website

    At a Glance

    1Tool Listed
    2Products
    8Tool Views
    4Capabilities
    Discussions
    Burlington, MassachusettsHeadquarters
    2026Est.
    25Employees
    Focus Areas
    Agent Harness
    Human-in-the-Loop Training
    LLM Evaluations
    Connect
    Latest News
    OpenTraces: The Git-like CLI for agent traces featured in AINews.Mar 30, 2026
    OpenTraces tool for sanitizing agent traces featured in The Neuron.Mar 30, 2026
    Markets
    • AI Developers
    • LLM Researchers
    • Agent Software Builders

    AI Tools by Gabriele Farei

    (1)
    View OpenTraces
    OpenTraces tool icon

    OpenTraces

    AI Agent Trace Publisher CLI

    Agent HarnessHITL TrainingLLM Evaluations

    Discussions

    No discussions yet

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    Latest News

    03/30/2026

    OpenTraces: The Git-like CLI for agent traces featured in AINews.

    latent.space
    03/30/2026

    OpenTraces tool for sanitizing agent traces featured in The Neuron.

    theneuron.ai
    03/01/2026

    Gabriele Farei launches opentraces.ai.

    opentraces.ai

    Products & Services

    2
    open-traces CLI
    March 2026

    An open-source, Git-like CLI tool for crowdsourcing, sanitizing, and publishing AI agent session traces to Hugging Face.

    OpenTraces Schema
    March 2026

    A standardized JSONL schema for agentic session traces to ensure data quality and interoperability.

    Market Position

    Positions as 'The Commons for Agent Traces', championing open data over proprietary, siloed trace collection.

    Leadership

    Founders

    GF

    Gabriele Farei

    Founder of OpenTraces and CPO/Venture Builder at Moonsong Labs. He is a researcher in AI infrastructure, agentic systems, and AI safety, with background from HEC Lausanne and Oxford.

    DY

    Derek Yoo

    Co-founder of Moonsong Labs and CEO. Serial entrepreneur who previously founded Moonbeam and Tanssi.

    Executive Team

    GF

    Gabriele Farei

    Founder of OpenTraces & CPO, Moonsong Labs

    AI Product Executive and Venture Builder.

    DY

    Derek Yoo

    CEO, Moonsong Labs

    Web3 and AI Infrastructure builder.

    Board of Directors

    DY
    Derek Yoo
    CEO

    Founding Story

    Built by Gabriele Farei at Moonsong Labs to address the lack of high-quality open data for agentic workflows, moving the industry beyond synthetic benchmarks by crowdsourcing real traces.

    Business Model

    Revenue
    Not publicly reported.

    Revenue Model

    Open source CLI with potential enterprise services for dataset management and trace review flows.

    Pricing Tiers

    Community
    Free

    Access to the CLI and public trace datasets on Hugging Face Hub.

    Private

    Target Markets

    Industries & Segments
    • AI Developers
    • LLM Researchers
    • Agent Software Builders
    Use Cases
    • LLM Fine-tuning
    • RLHF
    • Agent Evaluation
    • Dataset Building
    Notable Customers
    • Hugging Face Community

    Quick Facts

    Headquarters
    Burlington, Massachusetts, US
    Founded
    2026
    Entity Type
    Inc.
    Employees
    25
    Total Funding
    Incubated by Moonsong Labs, which is venture-funded.
    Investors
    CoinFund, Moonsong Labs
    Office Locations
    Burlington
    London
    Oxford

    Funding History

    Venture/Seed (Moonsong Labs)Undisclosed
    2023-2024
    CoinFund (reported interaction)

    History & Milestones

    March 2026

    Official launch of opentraces.ai and the open-traces CLI tool.

    March 30, 2026

    Featured in The Neuron and Latent Space as a tool for crowdsourcing AI agent traces.

    January 2026

    Initial project updates featured in 'When AI Meets Product' newsletter.

    Key Capabilities

    4
    CLI commands: init, status, review, push
    Privacy-first redaction flow
    Hugging Face Hub integration
    Structured JSONL dataset generation

    Integrations & Partnerships

    Platform Integrations

    • Hugging Face Hub
    • Python CLI

    Key Partnerships

    Hugging Face

    Connect

    Website
    opentraces.ai
    GitHub
    jayfarei
    X / Twitter
    jayfarei

    AI Topics

    3

    Gabriele Farei focuses on these topics:

    Agent Harness(1)
    Human-in-the-Loop Training(1)
    LLM Evaluations(1)
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