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Tinfoil

Cybersecurity · San Francisco, United States · Founded 2024

End-to-end encrypted AI infrastructure with secure aggregation and Prometheus-compatible metrics for privacy-focused analytics MoreLess

Tinfoil.sh operates in the AI security sector, providing end-to-end encrypted solutions for monitoring and debugging applications. The company offers a platform that integrates seamlessly with existing tools and workflows, ensuring privacy through secure aggregation protocols. Tinfoil.sh serves clients who require robust security measures for their AI infrastructure, particularly those concerned with data privacy and integrity. The business model revolves around offering a secure API compatible with OpenAI's Chat Completions API, allowing for easy integration while maintaining data confidentiality. Revenue is generated through platform subscriptions and personalized demos that showcase the security benefits of their solutions. The market focus is on organizations that prioritize data security and require verifiable privacy measures in their AI operations. Key personnel include advisors and engineers with experience from industry leaders like Cloudflare, Apple, Microsoft Research, and NVIDIA, highlighting the company's strong foundation in research and development. Keywords: AI security, encrypted solutions, secure aggregation, privacy analytics, infrastructure, Prometheus metrics, data confidentiality, API integration, hardware security, secure enclaves.

Company overview

Tinfoil company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2024
Headquarters
San Francisco, United States
Employees
8
Open positions
None listed
Dealroom signal
73.1
client focusb2btechnologyArtificial IntelligencetechnologyDeep Techsub industryCloud & Infrastructurebusiness modelSaaSindustrySecuritysectorCore AIsectorSpinoutsectorNovel AIsectorConfidential ComputingsectorPrivacy-Enhancing TechnologiessectorYC X25sectorDT and LS

Valuation & funding

Tinfoil funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
EARLY VCEquity / VC May 2026 $0 Tekedia Capital
SEEDEquity / VC May 2025 $125K $500K Y Combinator
SPINOUTOther financing Jan 2024 $0 Massachusetts Institute of Technology
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Financials

Workforce over time

Available workforce history. Financial fields without reported data are omitted.

YearEmployees
2026 8
2025 6
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Growth signals

Tinfoil website traffic

Latest recorded traffic for Tinfoil is 16K monthly website visits, down 44.8% over the last three months. Tinfoil's team grew 33.3% over the past year.

Latest monthly visits16K 3-month web change-44.8% 1-year team growth+33.3%
Monthly website visits14 observations · Jun 2025–Jul 2026
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Comparisons

Tinfoil compared with similar companies

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Talent graph

Tinfoil's talent

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Team profiled 4 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 4 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

4 investors on Tinfoil's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 1 investor entered at this stage
Series A 1 investor entered at this stage
Tekedia Capital
Other known 2 additional known investors
Massachusetts Institute of Technology
Pioneer Fund

Global footprint

Where Tinfoil has talent and traffic

Workforce by country
1 countries with
team presence
🇺🇸 United States100%
1 country shown

In the news

Latest news about Tinfoil

Recent press, funding announcements, and product moves mentioning Tinfoil — open to read from the original sources.

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Market sentiment

What the market is saying about Tinfoil

An AI-synthesized read of the highest-engagement posts about Tinfoil on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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