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Evaluating Agents vs. Software
Greylock· 2025-09-25 15:53
Why is evaluating an agent agent or an agentic system different or even more complex than you know traditional obviously traditional software but also you know just your singleshot LLM output. >> Um I think it's not >> okay. >> Um hot >> take uh I'm of the mindset that agents are a very natural evolution of AI software and AI software is a very natural evolution of software.Um, and I actually think on average, I I certainly see this with some of our more sophisticated customers, the um resulting agentic sys ...
Cybersecurity Agents in Five Years
Greylock· 2025-09-25 15:53
Future Security Landscape - The industry envisions a behavioral security platform capable of monitoring and protecting all identities, including human, non-human, and AI agents, across an organization [1] - AI agents are expected to become a larger part of the workforce, necessitating protection similar to human employees, both from external threats and from themselves [2] Security Strategy - The company aims to establish an autonomous blue team for continuous exposure detection and mitigation, proactively defending against attackers [2] - The goal is to create a proactive and continuous defense mechanism that balances the power dynamic between attackers and defenders [2]
Introducing Fable: Greylock's Saam Motamedi & Corinne Riley Chat with CEO Nicole Jiang
Greylock· 2025-08-01 06:49
Core Problem & Solution - Fable Security addresses the critical issue of human error in cybersecurity, which is a leading cause of breaches, especially with the rise of AI-driven attacks [2][3] - Fable Security offers an AI-first human risk platform that understands human vulnerabilities and deploys personalized behavioral interventions to reduce human errors and improve overall organizational security [3][10] - The company shifts the focus from traditional security awareness training to human risk management, providing more relevant and effective protection for employees [5][7] Product & Technology - Fable Security uses AI to understand customer risk at scale and deliver personalized interventions to end-users, addressing specific organizational hot pockets [10] - The platform proactively briefs campaign staffers on the latest breaches and ensures devices are up-to-date, preventing iOS and Android attacks [11] - Fable is constantly monitoring the latest attack techniques, even before security teams have the tools to spot them [5] Customer Impact & Adoption - Fable Security protects enterprises across various sectors, including financial services, healthcare, technology, logistics, manufacturing, and energy [9] - Customers have observed radical results compared to traditional security awareness programs, with employees demonstrating less repeat offending behavior, such as clicking on fewer links and downloading fewer attachments [9][10] - The Democratic National Committee (DNC) used Fable to proactively brief campaign staffers and secure their devices during the election [11] Investment & Growth - Fable Security raised $31 million in its first year [13] - The company is planning to scale the team significantly [14] - Fable offers a unique opportunity for AI developers to apply their knowledge to solve the challenging problem of understanding and influencing human behavior for the better [14]
Introducing Fable: Greylock's Saam Motamedi & Corinne Riley Chat with CEO Nicole Jiang
Greylock· 2025-07-28 15:13
Core Problem & Solution - Fable Security targets reducing human errors, a leading cause of breaches, with an AI-first human risk platform [2][3] - The platform understands human vulnerabilities and uses AI to deploy personalized behavioral interventions to improve organizational security [3][10] - Fable shifts from security awareness training to human risk management, addressing the ineffectiveness of traditional methods [5][7] AI's Impact on Threat Landscape - Attackers are using AI to create hyper-realistic social engineering attacks, making them harder to detect [3][4] - Fable focuses on identifying and neutralizing these new attack techniques before traditional security measures can [5] Customer Adoption & Results - Fable protects enterprises across various sectors, including financial services, healthcare, technology, logistics, manufacturing, and energy [9] - Customers have observed radical results compared to traditional security awareness programs, with employees committing fewer repeat offenses [9][10] - Examples include proactively briefing employees to prevent ransomware attacks and protecting the Democratic National Committee during elections [11][12] Company Growth & Opportunity - Fable has raised $31 million in its first year [14] - The company is scaling its team and offers an opportunity to apply AI to understand and influence human behavior for the better [15]
Greylock Change Agents: Multi-Agent Interaction with Sierra AI
Greylock· 2025-07-22 02:08
Greylock's Change Agents is a speaker series that explores the cutting edge of Agentic AI. In this session we interview Karthik Narasimhan, Head of Research at Sierra and Associate Professor of Computer Science at Princeton. Karthik discusses his work on the future of language agents and multi-agent interaction and explores his definition of multi-agents, their capabilities, and the work being done in his lab to advance this field. ...
Introducing Cogent: Greylock's Saam Motamedi & Corinne Riley Chat with CEO Vineet Edupuganti
Greylock· 2025-07-14 14:01
Company Overview - Cogent is building AI agents to automate vulnerability management, a critical cybersecurity problem [2] - The company aims to remove bottlenecks and increase efficiency for security teams by applying AI to model organizational behavior [3] - Cogent's AI agents are designed to resemble the reasoning capacity of top security, engineering, and IT personnel to remediate risk faster [4] Technology and Innovation - Cogent differentiates itself by integrating data sources from across the enterprise and applying intelligence to model organizational behavior [3] - The company leverages generative AI to automate human judgment in identifying and resolving critical security findings [13] - Cogent combines security experts with AI experts from companies like Google Research, Coinbase, Tesla, and Stripe [8] Market Opportunity and Challenges - Generative AI is accelerating the threat landscape, enabling attackers to quickly generate exploit code [10] - Organizations face an asymmetry between attackers and defenders, requiring faster response times [11][12] - Cogent aims to bridge the gap between stakeholders and enhance organizational security in the face of evolving AI-driven threats [11] Funding and Future Plans - Cogent has announced an $11 million seed fund raise [14] - The company plans to extend its platform to cover more use cases and scale its impact by bringing more customers onto the platform [15] Talent Acquisition - Cogent operates in a large cybersecurity market with accelerating challenges due to generative AI [17] - The company has assembled a core team with deep expertise in both security and AI [17] - Cogent emphasizes customer centricity and alignment, aiming to provide a rewarding professional experience for its employees [17]