CueBench

CueBench builds reinforcement-learning environments and task benchmarks for AI labs and developers to train and assess frontier models on difficult scientific-reasoning and performance-engineering problems.

Sources:cuebench.dev ycombinator.com

cuebench.dev · updated Sep 29, 2026

RL environments Evals and benchmarks

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Headquarters: San Francisco, United States
Source:ycombinator.com
Founded: 2026
Source:ycombinator.com
Headcount: 1-10
Source:linkedin.com
Total funding: $500K
Sources:pitchbook.com ycombinator.com
Latest round: Convertible note, $500K, September 2026
Sources:cbinsights.com ycombinator.com/deal ycombinator.com/companies/cuebench

Trust & data

How the vendor protects buyer material, where its data comes from, and where it can run.

SOC 2: Unspecified
Source:cuebench.dev
Trust center: cuebench.dev/security
Source:cuebench.dev
Other certifications: GDPR-alignedCCPA-aligned
Source:cuebench.dev
Deployment: Vendor-hosted
Source:cuebench.dev
Stated confidentiality practices: States it minimizes collected data, does not sell customer data or use it to train third-party models, encrypts data in transit and at rest, and limits production-data access through least privilege, MFA, and logging.
Source:cuebench.dev
Not publicly listed: Data sources, Exclusivity

What they sell

Offerings: RL environments Evals and benchmarks
Sources:cuebench.dev (1)cuebench.dev/security
Domains: Science Coding
Source:cuebench.dev
Public samples & benchmarks: Double-pendulum scientific reasoning task
Source:cuebench.dev
Not publicly listed: Delivery formats, Named customers

Every change to these facts is kept in the public claims log. Record co_6a8234303792.