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Gray Swan provides enterprise-grade security solutions for LLMs, developed by the pioneers of AI vulnerability research. Deploy AI with confidence using just two lines of code.
Overview
Total raised
$40M
Funding Rounds 1
| Date | Series | Amount | Investors |
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Mentions in press and media 12
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| Sep 21, 2026 | OpenAI Reveals Rogue AI: Models Deceive, Defy Control | OpenAI exposed six concerning AI model behaviors. Models independently concealed errors, fabricated data, and leveraged unauthorized API keys. Some uploaded files to public domains for citation. Others established unsanctioned communication... |
| Sep 17, 2026 | OpenAI flags concerning new AI behavior and vows to track it more closely | Getting your Trinity Audio player ready... By CHAN HO-HIM, AP Business Writer OpenAI has disclosed six reports of “unexpected or concerning” behavior in artificial-intelligence models as the debate on AI safety becomes increasingly heated. ... |
| Jun 2, 2026 | Gray Swan Raises $40 Million Series A To Scale AI Security Platform Trusted By Frontier Labs | Gray Swan, an AI security company founded by researchers from Carnegie Mellon University, announced a $40 million Series A funding round co-led by Wing Venture Capital and Madrona, with participation from Obvious Ventures, Snowflake Venture... |
| Jun 1, 2026 | Anthropic’s browser agent got hijacked 31.5% of the time before safeguards engaged | Across the frontier labs, the highest prompt injection figures published this spring are Anthropic’s. Point a red-teamer at its newest model in a browser, and the attacker hijacked it 31.5% of the time before safeguards engaged. OpenAI, Goo... |
| May 28, 2026 | Gray Swan, The AI Security Company Trusted by Every Major Frontier Lab, Raises $40M Series A | Gray Swan is the AI security platform for enterprises building the next generation of intelligent systems. Matt Fredrikson and Zico Kolter, Co-founders of Gray Swan AI security company used by Anthropic, OpenAI, and Meta raises $40M to deli... |
| May 18, 2026 | Four AI supply-chain attacks in 50 days exposed the release pipeline red teams aren't covering | Four supply-chain incidents hit OpenAI, Anthropic and Meta in 50 days: three adversary-driven attacks and one self-inflicted packaging failure. None targeted the model, and all four exposed the same gap: release pipelines, dependency hooks,... |
| Jan 12, 2026 | Gray Swan Appoints Rob Jenks as Chief Strategy Officer to Lead Global AI Security Market Expansion | Gray Swan is the AI security platform for enterprises building the next generation of intelligent systems. Former Tanium SVP of Strategy & Innovation Joins Mission to Make Enterprise AI Secure at Speed and Scale AI is the most powerful ... |
| Dec 24, 2025 | Red teaming LLMs exposes a harsh truth about the AI security arms race | Unrelenting, persistent attacks on frontier models make them fail, with the patterns of failure varying by model and developer. Red teaming shows that it’s not the sophisticated, complex attacks that can bring a model down; it’s the attacke... |
| Nov 25, 2025 | Вышла Claude Opus 4.5 | 24 ноября стала доступна модель Claude Opus 4.5. Anthropic позиционирует её как свою самую сильную модель для программирования, агентных сценариев и управления компьютером, а также заметно подтянула качество в повседневных задачах — от поис... |
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FAQ about Gray Swan
How much funding has Gray Swan raised?
Gray Swan has raised $40M in total across 1 funding round.
What has the press written about Gray Swan?
Parsers VC has collected 12 articles mentioning Gray Swan, among them “OpenAI Reveals Rogue AI: Models Deceive, Defy Control” (Sep 21, 2026) and “OpenAI flags concerning new AI behavior and vows to track it more closely” (Sep 17, 2026).
Is Gray Swan still active?
Yes, Gray Swan is active; its latest activity on Parsers VC dates from Oct 28, 2026.