Crux Labs Raises Over $6M to Align AI Agents with Human Judgment Inside the Enterprise

• Crux Labs emerges from stealth and raises over $6M in oversubscribed round
• Platform uses frontier science to align AI agents with expert judgment
• Strong traction with Fortune 500s and high-growth companies across healthcare, cybersecurity, financial services, and other high-stakes industries

NEW YORK, Oct. 29, 2026 /PRNewswire/ -- Crux Labs, the first platform to turn enterprise judgment into continuous agent improvement, today emerged from stealth and announced a $6+ million oversubscribed funding round. The round was co-led by Benchstrength and Misneach, with participation from Analog Ventures and Pareto Holdings. Crux will use the funding to expand its research and engineering efforts while accelerating deployments with enterprise customers.

Today, companies from start-ups to the Fortune 500 are deploying AI agents at scale without a reliable way to measure and improve their performance. Many teams sample just 1% of agent traces for manual review, missing many of the failures that live at the tails of a broad distribution. Existing observability platforms make agent traces easier for humans to inspect but fail to monitor and improve agent performance across millions of user interactions. The result is customer frustration, engineering teams mired in support tickets, and ultimately revenue churn.

The Crux platform addresses this challenge by bringing dedicated agent evaluation and improvement capabilities to every enterprise. Crux agents capture expert judgment inside each company's native workflows and calibrate custom evaluations to that judgment. These evaluations power real-time monitoring across 100% of traffic and drive continuous agent improvements shipped directly to production.

"Aligning AI agents to human judgment is one of the biggest challenges of our time," said Julie Kheyfets, Cofounder and CEO of Crux. "Agents are incredible at attaining goals, but they lack access to the years of heuristics that we as humans have collected in our heads. Crux helps every enterprise to distill this judgment and to use it to rapidly improve their agents."

The company has seen strong traction from high-growth startups and Fortune 500 enterprises across healthcare, cybersecurity, financial services, and other complex industries. Teams rely on Crux to manage their agent evaluation and improvement efforts, freeing up engineering and product bandwidth to ship new features.

"Engineering teams know how to build AI agents, and subject matter experts know what success looks like, but enterprises lack the bridge between them," said Krishna Kulkarni, Cofounder and CTO of Crux. "Crux operationalizes domain expertise into continuous agent improvement so engineers can build truly business-aligned agents."

"The companies that win with AI will have agents that reflect the judgment of their best people," said John Monagle, General Partner, Benchstrength. "Crux makes this possible across every agent interaction, and Julie and Krishna are uniquely suited to build it. We're proud to back a team that is transforming how enterprises put agents to work."

Kheyfets and Kulkarni met at Princeton. Kheyfets brings a decade of experience deploying AI in complex industries, including leading North America for Tractable AI and leading Block Renovation as CEO. Kulkarni previously led brand engineering at Meta, developed AI products at Checkr, and scaled Healthify from 0 to 20M patients. They are rapidly scaling a team of researchers and engineers with deep expertise in evaluating and improving agents.

ABOUT CRUX LABS

Crux Labs is the first end-to-end platform that helps companies align AI agents with human judgment. The platform captures domain expertise, creates and calibrates custom evaluations, monitors 100% of production traffic, and turns evaluation results into continuous agent improvement directly in production. Crux gives enterprises the capabilities of a dedicated evaluation science team, accelerating agent performance and impact while freeing up product and engineering bandwidth. Learn more at crux-labs.ai.

SOURCE Crux Labs