Kasey Zhang Net Worth (Estimated)

Who is Kasey Zhang?

Kasey Zhang is a founder involved with Osmosis in Y Combinator's Winter 2025 batch, focusing on innovative healthcare solutions.

Background

Heritage labels inferred from name patterns only — not verified. Heritage/background labels may be inferred and are not verified identity documents.

About Osmosis

Osmosis is a post-training platform that helps companies fine-tune language models using reinforcement learning. We work with fast-growing AI companies to train task/domain-specific models that beat foundation models on performance, cost, and latency. Our platform handles compute orchestration, reward modeling, and training run observability as a CLI-based product usable by developers and agents.

Model inputs

• Stage: seed
• Valuation tier: raise-10x
• Funding input: reported raise $6.3M
• Valuation note: YC W25 osmosis.ai (Zhang/Liu). Directory unsourced $6.3M matches the company launch post and Vermilion Cliffs / StartupHub.ai. Lock the announced seed. Do not invent a later priced mark.
• Research as-of: 2026-09-14
• Funding source: https://www.linkedin.com/posts/osmosis-ai_introducing-osmosis-yc-w25-we-help-companies-activity-7384264313114558464-8Mao

FAQ: Kasey Zhang net worth and Osmosis valuation

What is Kasey Zhang's net worth?

Kasey Zhang's estimated net worth / paper wealth is $31.5M (range $22.1M–$47.2M) as of 2026. Entrepreneurial Check publishes an independent model-based estimate from public company and role data.

Kasey Zhang net worth

Kasey Zhang's estimated net worth / paper wealth is $31.5M (range $22.1M–$47.2M) as of 2026. This Kasey Zhang net worth figure is estimated paper wealth, not a verified statement of assets.

How much is Kasey Zhang worth?

Kasey Zhang's estimated net worth / paper wealth is $31.5M (range $22.1M–$47.2M) as of 2026. How much Kasey Zhang is worth here means estimated paper wealth from public company and role data — not financial advice.

How rich is Kasey Zhang?

Kasey Zhang's estimated net worth / paper wealth is $31.5M (range $22.1M–$47.2M) as of 2026. “How rich is Kasey Zhang” here means estimated paper wealth from public company and role data — not verified net worth or financial advice.

Kasey Zhang fortune

Kasey Zhang's estimated net worth / paper wealth is $31.5M (range $22.1M–$47.2M) as of 2026. This Kasey Zhang fortune figure is estimated paper wealth only, not a verified statement of assets.

Kasey Zhang equity value

Kasey Zhang's estimated net worth / paper wealth is $31.5M (range $22.1M–$47.2M) as of 2026. Kasey Zhang equity value on this page is modeled paper wealth from estimated ownership — not a disclosed cap table or verified net worth.

What is Osmosis valuation?

Osmosis's estimated valuation on Entrepreneurial Check is $63.0M. Independent model output, not a verified appraisal or official mark.

What is Osmosis post-money valuation?

Osmosis's estimated valuation on Entrepreneurial Check is $63.0M. That figure is a modeled post-money mark when a public raise is available — not a verified appraisal or official mark.

What is Osmosis funding?

Osmosis funding, when a public raise is available, is a model input on this Entrepreneurial Check profile. How much Osmosis raised is not a complete cap table — figures are estimates only.

How much did Osmosis raise?

How much Osmosis raised, when disclosed, informs the estimated Osmosis valuation and founder paper-wealth figures on this page. Independent estimate only — not a complete cap table or financial advice.

How much money did Osmosis raise?

How much money Osmosis raised, when a public figure is available, is a model input for the estimated Osmosis valuation on this profile. Estimates only — not a complete cap table.

What is Osmosis series funding?

Osmosis series funding, when a public raise is disclosed, informs the estimated Osmosis valuation here. Not a complete financing history.

What company is Kasey Zhang building?

Kasey Zhang is Founder at Osmosis, a Y Combinator-backed startup (batch W25).

What does Osmosis do?

Osmosis — Reinforcement Learning (RL) for AI Agents

What YC batch is Kasey Zhang from?

Kasey Zhang is associated with Y Combinator batch W25.

Where is Kasey Zhang based?

Public directory data lists Kasey Zhang's region as United States of America.

What industry is Kasey Zhang in?

Kasey Zhang is listed under B2B.

How big is Osmosis?

Public data lists Osmosis's team size as 6.

Is Entrepreneurial Check affiliated with Y Combinator?

No. Entrepreneurial Check is an independent informational site and is not affiliated with, endorsed by, or sponsored by Y Combinator or the profiled companies.