Chai Discovery logo
AI/ML
Biotech/Pharma

Chai Discovery

AI-driven biotech for drug discovery

San Francisco office· 14 roles

CORE INFO

$400M
Total Funding
Series C
Round
2024
Founded
~31 employees
Team Size
San Francisco, California, United States
Headquarters

Chai Discovery is a biotechnology company that leverages artificial intelligence to design new molecules for innovative medicines, collaborating with leading pharmaceutical firms to accelerate drug discovery.

  • Chai Discovery raised $400 million in a Series C funding round led by Index Ventures, valuing the company at $3.8 billion.biospace.com
  • The company's flagship AI model, Chai-2, achieved a 20% experimental hit rate in de novo antibody design, significantly outperforming previous methods.research.contrary.com
  • Chai Discovery has established partnerships with major pharmaceutical companies, including Eli Lilly, Pfizer, and Novartis.forbes.com

WHY WE WOULD WORK AT CHAI DISCOVERY

Innovative Drug Discovery

Join a team revolutionizing drug discovery with AI-driven solutions, like the Chai-2 model, achieving a 20% hit rate in antibody design.

Cutting-Edge Technology

Work with advanced generative AI models that predict biochemical interactions, pushing the boundaries of molecular design in biotechnology.

Collaborate with Giants

Partner with leading pharmaceutical companies such as Eli Lilly and Pfizer, directly impacting the future of medicine.

Rapid Growth Potential

Be part of a fast-growing startup valued at $3.8 billion, with over $600 million in funding, offering significant career advancement opportunities.

Mission-Driven Culture

Contribute to a mission focused on designing new medicines with precision and speed, making a real difference in patients' lives.

Dynamic Work Environment

Experience a collaborative culture that fosters innovation and creativity, where every team member's ideas are valued and encouraged.

MARKET AND TRACTION

TOTAL ADDRESSABLE MARKET

  • Chai Discovery operates within the biotechnology and pharmaceutical sectors, focusing on AI-driven drug discovery solutions.

  • The global drug discovery market is projected to reach over $70 billion by 2028, indicating significant growth potential for AI-driven innovations like those offered by Chai Discovery.
  • NOTABLE CUSTOMERS

  • Chai Discovery has established partnerships with leading pharmaceutical companies, including Eli Lilly, Pfizer, and Novartis.

  • These collaborations aim to enhance drug discovery processes through AI-driven solutions, showcasing the company's credibility and market demand.
  • KEY METRICS

    ✦ KEY METRIC
  • Chai Discovery's flagship AI model, Chai-2, has achieved a remarkable 20% experimental hit rate in de novo antibody design.

  • This hit rate represents a 200x improvement over previous computational methods, highlighting the effectiveness of their technology in drug discovery.
  • GROWTH TACTICS

  • The company has successfully raised over $600 million in funding, with its most recent Series C round bringing in $400 million in July 2026.

  • Chai Discovery focuses on collaboration with major pharmaceutical firms to leverage their AI capabilities, accelerating the drug discovery process.
  • COMPETITIVE ADVANTAGE

  • Chai Discovery's use of generative AI models for molecular design sets it apart from traditional drug discovery methods.

  • The company's emphasis on innovation and collaboration with industry leaders positions it as a frontrunner in the AI-driven biotech space.
  • PRODUCT AND TECH

    Chai-2 AI Model

    Chai-2 is Chai Discovery's flagship AI model that specializes in de novo antibody design, achieving a remarkable 20% experimental hit rate, significantly outperforming previous computational methods.

    AI-Driven Drug Discovery

    Chai Discovery leverages artificial intelligence to accelerate the drug discovery process, providing innovative solutions that enhance the efficiency and effectiveness of designing new medicines.

    Collaborative Partnerships

    The company partners with leading pharmaceutical firms like Eli Lilly and Pfizer to integrate AI-driven solutions into their drug discovery workflows, fostering innovation in the life sciences sector.

    Generative AI Technology

    Chai Discovery specializes in generative AI models that learn biological structures and interactions, enabling the computational design of new molecules for novel therapeutics.

    Biotechnology Applications

    The company operates at the intersection of biotechnology and artificial intelligence, focusing on developing advanced methodologies for molecular design and antibody discovery.

    COMPANY CULTURE

    Values

  • Innovation is at the core of our mission

  • Collaboration with leading life sciences companies

  • Commitment to precision and speed in drug design

  • Emphasis on leveraging AI for transformative solutions

  • Integrity and transparency in all partnerships
  • Operating Principles

  • Foster a culture of continuous learning and improvement

  • Encourage open communication and idea sharing

  • Prioritize data-driven decision making

  • Maintain a flexible and adaptive work environment

  • Support diversity and inclusion within the team
  • Benefits

  • Competitive compensation packages

  • Opportunities for professional development and growth

  • Collaborative work environment with industry leaders

  • Access to cutting-edge technology and resources

  • Health and wellness programs to support employee well-being
  • Team Cadence

  • Regular team meetings to align on goals and progress

  • Bi-weekly check-ins to discuss challenges and successes

  • Monthly innovation sessions to brainstorm new ideas

  • Quarterly reviews to assess team performance and growth
  • Learning & Growth

  • Continuous training on the latest AI and biotech advancements

  • Mentorship programs with experienced industry professionals

  • Opportunities to attend conferences and workshops

  • Encouragement to pursue further education and certifications
  • HIRING SIGNAL

    14
    Open roles right now
    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 · 2
    Other · 2
    GTM · 1
    G&A · 1
    Operations · 2
    Engineering · 6
    Top Locations
    Where hiring is concentrated
    Remote-eligible postings counted separately
    San Francisco office
    14
    SourcesGreenhouseLeverAshbyWorkableSmartRecruitersRipplingRecruiteeFallback · Wellfound, YC Work-at-a-Startup, careers-page scrape

    KEY COMPANY ANNOUNCEMENTS

    Filter
    12 announcements · ranked by importance
    Jul 1, 2026FUNDINGChai Discovery Announces $400M Series C to Advance AI-Driven Molecular Design | Morningstarmorningstar.com
    Dec 15, 2025FUNDINGOpenAI-backed biotech firm Chai Discovery raises $130M Series B at $1.3B valuation | TechCrunchtechcrunch.com
    Dec 15, 2025FUNDINGChai Discovery Announces $130 Million Series B To Transform Molecular Discoverybusinesswire.com
    Aug 8, 2025FUNDINGAI Molecular Design Startup Chai Discovery Secures $70M Series A | Built In San Franciscobuiltinsf.com
    Apr 16, 2026AWARDChai Discovery | Company Overview & Newsforbes.com
    Jan 16, 2026FOUNDER PROFILEFrom OpenAI’s offices to a deal with Eli Lilly — how Chai Discovery became one of the flashiest names in AI drug development | TechCrunchtechcrunch.com
    Apr 23, 2026FOUNDER PROFILEReport: Chai Discovery Business Breakdown & Founding Story | Contrary Researchresearch.contrary.com
    Jan 1, 2024FUNDINGChai Discovery | Silicon Valley Investclubinvestclub.sv
    Nov 20, 2025PRESSDrug-like antibody design against challenging targets with atomic precisionchaidiscovery.com
    Jun 30, 2025PRESSChai-2: Zero-shot antibody design in a 24-well platechaidiscovery.com
    Jun 30, 2025PRESSOpenAI-backed Chai Discovery solves computational antibody designtwitter.com
    Sep 10, 2024PRESSChai-1: Decoding the molecular interactions of lifechaidiscovery.com