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COSX

About COSX

We came from regulated industries. We know what compliance actually costs. We're building the AI platform we wished existed.

xy0cos(θ)Δxsin²θ + cos²θ = 1λ = c/fA(t) = A₀e^(-γt)Σd/dx cos(x) = -sin(x)f(x) = A·cos(ωx + φ)∫₀^π cos(x)dx = 0αℝ → ℝe^(iθ) = cos(θ) + i·sin(θ)T = 2π/ωx₀lim x→∞y = cos(x)∫₋∞^∞n→∞Δt∫cos(x)dx = sin(x) + C∂f/∂xcos(2θ) = 2cos²θ - 1ω = 2πfcos(x) = Re(e^(ix))∇²φ₀F(ω) = ∫f(t)e^(-iωt)dtπcos(α-β)θdx/dtRWNLNLZLZLLJYW

Where we come from

Before COSX, we built and operated technology platforms serving regulated financial services. We know what it takes to ship software where every decision is auditable, every data point is governed, and every mistake has regulatory consequences.

We also saw what happened when AI arrived. The capability was extraordinary. The adoption in regulated industries was nearly zero. Not because the technology wasn't ready, but because the compliance infrastructure wasn't. Off-the-shelf AI tools couldn't meet audit requirements, couldn't guarantee data residency, couldn't keep a human in the loop in the way that regulators demand.

So we built it. COSX is the platform we wished existed when we were operating in regulated environments. It started with immigration law, because that's where we saw the most immediate pain. XENI was the first agent. Robolab X for education was the second. The pattern is the same every time: take a regulated vertical, understand its compliance requirements, build an AI agent that works within them, and deploy it on a platform that handles the rest.

What we believe

Compliance is architecture, not a feature

Most AI companies treat compliance as a checkbox. They build the product first and bolt on audit trails later. We do the opposite. Compliance requirements shape our architecture from day one. If it can't be audited, it doesn't ship.

Humans stay in the loop

We don't believe in fully autonomous AI for regulated industries. Every COSX agent output passes through human review before it reaches a client. This isn't a temporary limitation. It's a design principle. AI handles volume. Humans handle judgment.

Build once, deploy everywhere

Every new vertical we enter inherits the platform's compliance, governance, and infrastructure on day one. We don't rebuild for each industry. This is why our first agent took months and our second took weeks. The platform is the product.

Own the transformation

We don't sell software to firms and hope they adopt it. We acquire firms, deploy our agents inside their operations, and transform the economics. When you own the firm and the platform, the incentives are fully aligned.

The team

Ben Zhang
Co-Founder, Technical

Ben Zhang

15 years building technology for regulated financial services. Created over $100M in enterprise value across FCA-regulated fintech. Founded and exited a fintech agency.

London
Hugh Carnegie
Co-Founder, Operations

Hugh Carnegie

5 years leading operations at early-stage companies. 3 products to market, $5M ARR. Specialist in operational playbooks that scale.

London
Cher TrumanJoining soon
Marketing & Growth

Cher Truman

Brand and media strategist with international clients including Pinterest and Müller. Currently at WPP Media. MSc Leeds, Executive Branding at Oxford.

London
Milo Rowse
Customer Success

Milo Rowse

Head of Customer Success at XENI. Background in AI products, user research, and partnerships in EdTech.

London
Advisory board
George Yang
Strategic Advisor

George Yang

Investor in Anthropic, Stripe, xAI, Databricks, Notion.AI. Former Partner at CVC. $10B AUM, $20B+ transaction experience.

Singapore
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Expanding
Always shipping

AI agents that ship 24/7

Our AI development team works around the clock. Designing, building, testing, and deploying across every time zone.

No days off
00:31ProductUser flow spec updated
22:15DesignComponent library refreshed
18:11ArchitectAPI schema validated
16:30DevAuth module refactored
13:15DevOpsCI pipeline optimised
09:48QARegression suite passed
View open positions →

Where we are

Aug 2025

Cosine X Ltd incorporated.

Dec 2025

Angel round closed.

Jan 2026

Founding team goes full-time.

Jan 2026

XENI goes live. Beta clients onboarded in the UK.

Apr 2026

Robolab X launching. Exclusive school partnership.

Apr 2026

XENI expanding to Australia and Singapore.

Q2 2026

Seed round (in progress).

Join us

We're a small team building something ambitious. If you want to work at the intersection of AI, compliance, and regulated industries, and you're comfortable with the pace and ambiguity of a seed-stage company, we'd like to hear from you.

We're always interested in hearing from exceptional engineers, designers, and operators. Send us a note at careers@cosx.co with what you'd bring to COSX.

Want to learn more?

Read about our platform, see what we're building, or just get in touch.