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    3. mochi.js contributors

    mochi.js contributors

    High-fidelity browser automation for Bun, engineered for consistency and transparency to look like a real Chrome session.

    Visit Website

    At a Glance

    1Tool Listed
    3Products
    5Capabilities
    Discussions
    2026Est.
    1Employee
    Focus Areas
    Browser Automation
    Automated Testing
    AI Development Libraries
    Connect
    Latest News
    Show HN: Mochi.js: bun-native high-fidelity browser automation libraryMay 9, 2026
    Markets
    • Developers
    • Engineers
    • Researchers

    AI Tools by mochi.js contributors

    (1)
    View mochi.js
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    mochi.js

    Stealth Browser Automation Framework

    Browser AutomationAutomated TestingAI Dev Libraries

    Discussions

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    Latest News

    05/09/2026

    Show HN: Mochi.js: bun-native high-fidelity browser automation library

    news.ycombinator.com

    Products & Services

    3
    @mochi.js/core
    2026-05-08

    Bun-native, raw-CDP browser automation framework focusing on fingerprint consistency.

    @mochi.js/cli
    2026-05-08

    Command-line interface for managing browsers and capturing profiles.

    @mochi.js/challenges
    2026-05-08

    Convenience layer for solving common bot detection challenges like Cloudflare Turnstile.

    Market Position

    Wins on relational consistency, behavioral synthesis depth, and single-runtime stack (Bun) compared to fragmented tools like Playwright or Puppeteer with patches.

    Leadership

    Founders

    0(

    0xchasercat (also known as ccheshirecat)

    Developer of Chaser.sh (browser microVMs), Flint (Linux VM manager), and VolantVM. Expert in browser automation and stealth techniques.

    Founding Story

    Built to challenge the current paradigm of 'bot detection' by providing a tool that respects hardware reality and ensures relational fingerprint consistency.

    Business Model

    Revenue Model

    Open-source library (free). Monetization via related project Chaser.sh (usage-based SaaS for browser microVMs).

    Pricing Tiers

    Open Source
    $0

    MIT licensed, free to use library.

    Chaser.sh Free
    $0/month

    Ephemeral sessions, 1 concurrent session, 1 hour timeout.

    Chaser.sh Usage-based
    $0.05/session-hour

    Metered per second, persistent workspaces enabled, $10 minimum top-up.

    Private/Unincorporated

    Target Markets

    Industries & Segments
    • Developers
    • Engineers
    • Researchers
    Use Cases
    • Web scraping
    • QA testing against staging WAFs
    • Data pipelines
    • Cross-browser regression suites
    Notable Customers
    • Individual developers and web scraping professionals

    Quick Facts

    Founded
    2026
    Entity Type
    Open Source Project
    Employees
    1
    Total Funding
    None (Bootstrap/Community project)

    History & Milestones

    2026-05-07

    Monorepo scaffolded and initial documentation (PLAN.md) published.

    2026-05-08

    First npm release of @mochi.js/core and associated packages.

    2026-05-09

    Show HN: Mochi.js - bun-native high-fidelity browser automation library introduced to the public.

    Key Capabilities

    5
    Relational consistency engine (48-rule DAG)
    Chromium-native fetch (JA4/JA3/H2-coherent)
    Behavioral synthesis (Bezier+Fitts models)
    Probe-Manifest harness for CI verification
    Bun-native CDP pipe transport

    Integrations & Partnerships

    Platform Integrations

    • Bun
    • Chromium-for-Testing

    Connect

    Website
    mochijs.com
    GitHub
    0xchasercat

    AI Topics

    3

    mochi.js contributors focuses on these topics:

    Browser Automation(1)
    Automated Testing(1)
    AI Development Libraries(1)
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