Key facts
- Cosine’s last known valuation is $60.0M (Dec 2024).
- It has raised $6.0M; the latest was Seed Round ($1.5M) in Dec 2025.
- Notable investors include Y Combinator, Soma Capital, Gaingels, Kevin Moore, Multimodal Ventures — 16 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 16 names
- ·Watchlist + deal alerts for Cosine
- ·The full record, as it builds
Funding rounds
No funding rounds for Cosine are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Cosine
Developer of an artificial intelligence knowledge engine software designed to help startups convert their ideas into real technology. The company's software allows users to create their customized applications and deploy them to stores and has a semantic code search and code completion tool that can train human reasoning into any artificial intelligence model through proprietary synthetic data generation and unique AI finetuning methodologies, enabling businesses to analyze, monitor and manage startups from an intuitive dashboard.
- Sector
- Information Technology
- HQ
- London, United Kingdom
- Founded
- 2022
- Employees
- 32
- Website
- cosine.sh/
- Ownership
- Privately Held (backing)
Cosine doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Cosine shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Cosine in its N-PORT filings yet. We sweep new filings monthly.