Reflection AI logo
AI/ML
Enterprise SaaS

Reflection AI

Open-source AI coding agents and models

San Francisco· 26 rolesNew York· 25 rolesSeoul· 2 roles

CORE INFO

$2.5B
Total Funding
Series C
Round
2024
Founded
~60 employees
Team Size
Brooklyn, New York, United States
Headquarters

Reflection AI develops autonomous coding agents and open-weight foundation models to assist engineering teams in navigating large codebases, positioning itself as an open-source alternative to closed AI labs.

  • Reflection AI's most recent funding round was a Series C, raising $2.5 billion with a post-money valuation of $25 billion, led by Disruptive AI.investing.com
  • Reflection AI has partnered with the U.S. Department of Energy to support the Genesis Mission, providing AI models for the U.S. National Labs.axios.com
  • TechCrunch reported that Reflection AI raised $2 billion in a Series B round to establish itself as America's open frontier AI lab, challenging closed systems like DeepSeek.techcrunch.com

WHY WE WOULD WORK AT REFLECTION AI

Innovative AI Solutions

Join a team pioneering open-source AI with products like Asimov, designed to revolutionize how engineering teams navigate complex codebases.

Cutting-Edge Technology

Work with advanced reinforcement learning and mixture-of-experts architectures, pushing the boundaries of AI development and deployment.

Strategic Partnerships

Collaborate with notable clients like the U.S. Department of Energy and the Pentagon, contributing to impactful AI applications in critical sectors.

Competitive Compensation

Benefit from a robust funding background, including a recent $2.5 billion Series C round, ensuring strong financial backing and growth opportunities.

Mission-Driven Culture

Be part of a mission to make advanced AI accessible to all, fostering an inclusive environment that values transparency and collaboration.

Dynamic Team Environment

Join a diverse team of around 60 talented professionals, including former Google DeepMind researchers, committed to shaping the future of AI.

MARKET AND TRACTION

TOTAL ADDRESSABLE MARKET

  • Reflection AI operates within the rapidly growing artificial intelligence sector, particularly focusing on AI-assisted software development.

  • The demand for autonomous coding agents and open-source AI solutions is increasing as companies seek to enhance their engineering capabilities and streamline software development processes.
  • KEY METRICS

    ✦ KEY METRIC
  • Total funding raised by Reflection AI exceeds $2.13 billion, showcasing strong investor confidence in its mission and products.

  • As of March 2026, the company achieved a post-money valuation of $25 billion following its Series C funding round.
  • NOTABLE CUSTOMERS

  • Reflection AI has secured significant partnerships with the U.S. Department of Energy to support the Genesis Mission, providing AI models for various applications.

  • The company has also established collaborations with the Pentagon for classified AI applications, highlighting its credibility and trust in high-stakes environments.
  • COMPETITIVE ADVANTAGE

  • Reflection AI positions itself as an open alternative to closed AI labs by publicly releasing model weights while keeping training datasets proprietary.

  • The company's focus on large-scale reinforcement learning and mixture-of-experts architectures allows it to develop advanced AI models that can compete with established players in the industry.
  • GROWTH TACTICS

  • The company has strategically partnered with major organizations, including a $1 billion compute deal with Nebius, to enhance its computational capabilities.

  • Reflection AI's commitment to open-source principles and transparency attracts a community of developers and researchers, fostering innovation and collaboration in AI development.
  • PRODUCT AND TECH

    Asimov Coding Agent

    Asimov is Reflection AI's flagship product, designed to assist engineering teams by analyzing source code, documentation, and internal communications, thereby facilitating navigation and understanding of large codebases.

    Open-Weight Foundation Models

    Reflection AI specializes in developing open-weight foundation models, which are publicly released to promote transparency and accessibility in AI technology, contrasting with the proprietary models of closed AI labs.

    Reinforcement Learning Techniques

    The company employs large-scale reinforcement learning methodologies, enabling the development of advanced AI models that can learn and adapt through interaction with their environments.

    Mixture-of-Experts Architecture

    Reflection AI utilizes mixture-of-experts architectures, allowing for efficient model training and deployment by activating only a subset of experts for specific tasks, optimizing performance and resource usage.

    Strategic Partnerships

    Reflection AI has established significant partnerships, including collaborations with the U.S. Department of Energy and the Pentagon, to leverage AI models for various applications, enhancing its credibility and reach in the industry.

    COMPANY CULTURE

    Values

  • Commitment to open-source principles

  • Focus on accessibility of advanced AI technologies

  • Emphasis on collaboration and transparency

  • Innovation through large-scale reinforcement learning

  • Responsibility in AI development and deployment
  • Operating Principles

  • Prioritize public release of model weights

  • Maintain proprietary training datasets for competitive edge

  • Foster a culture of continuous improvement and learning

  • Encourage cross-functional teamwork among AI researchers and engineers
  • Benefits

  • Opportunity to work on cutting-edge AI technologies

  • Collaborative environment with industry experts

  • Access to significant funding for resources and growth

  • Flexible work arrangements to promote work-life balance
  • Learning & Growth

  • Strong focus on professional development and training

  • Opportunities to engage in high-impact projects

  • Regular knowledge-sharing sessions and workshops

  • Support for attending industry conferences and events
  • Team Cadence

  • Agile project management practices

  • Regular team meetings to align on goals

  • Open communication channels for feedback and ideas

  • Emphasis on iterative development and rapid prototyping
  • HIRING SIGNAL

    55
    Open roles on their careers page
    Snapshot via live ATS poll
    —
    Net new roles in the last 90 days
    Available once weekly history accrues
    90-Day VelocityV2 · BACKFILL
    Trend builds weekly as historical rows accrue
    By Function
    Breakdown of open roles
    Data · 4
    Other · 2
    GTM · 1
    Design · 1
    G&A · 5
    Marketing · 1
    Operations · 7
    Engineering · 34
    Top Locations
    Where hiring is concentrated
    Remote-eligible postings counted separately
    San Francisco, CA
    26
    New York, NY
    25
    Seoul
    2
    London
    2
    SourcesGreenhouseLeverAshbyWorkableSmartRecruitersRipplingRecruiteeFallback · Wellfound, YC Work-at-a-Startup, careers-page scrape

    KEY COMPANY ANNOUNCEMENTS

    Filter
    13 announcements · ranked by importance
    Mar 26, 2026FUNDINGReflection AI eyes $25B valuation on Nvidia-backed $2.5B raiseen.cryptonomist.ch
    Oct 9, 2025FUNDINGReflection AI Raises $2B to Build "American DeepSeek"nytimes.com
    Mar 8, 2025FUNDINGSuperintelligence startup Reflection AI launches with $130M in fundingsiliconangle.com
    May 22, 2026AWARDExclusive: Reflection AI to power Genesis Missionaxios.com
    Jun 22, 2026PRESSOpen-source AI gets more compute from SpaceXaxios.com
    Jul 16, 2025FUNDINGAsimov: The Code Research Agent for Engineering Teamsreflection.ai
    Sep 7, 2024PRODUCTReflection AI: 70B and 405B LLMs with Novel Reflection-Tuning Techreflectionai.ai
    Mar 7, 2025FOUNDER PROFILEEx-DeepMind Researchers’ New Startup Aims for Superintelligencenews.bloomberglaw.com
    Mar 7, 2025ESSAYReflection: A Path to Superintelligencereflection.ai
    Jan 1, 2024INTERVIEWReflection AI’s Misha Laskin on the AlphaGo Moment for LLMssequoiacap.com
    Jan 1, 2026CUSTOMER WINReflection and Shinsegae Group to Build Korean Sovereign AI Factoryprnewswire.com
    May 18, 2026CUSTOMER WINDell Technologies Closes the Gap Between AI Ambition and AI Outcomesdell.com
    Dec 30, 2025PRESSBuilding Frontier Open Intelligence Accessible to Allreflection.ai