# AIR

> Inline firewall that discovers enterprise AI agents and continuously re-verifies the skills, plugins, and MCP servers they use.

## Why it is interesting

September 1, 2026 $50M across two seeds — Sequoia-led $10M then Greenoaks-led $40M — betting agent supply chains need continuous re-verification, not one-time scanners; company claims 20+ customers including regulated industries.

## Profile

- **Latest funding:** Seed (two closings) — $50M (September 2026)
- **Latest known valuation:** Not publicly disclosed
- **Total disclosed equity funding:** $50M
- **Stage:** seed
- **Status:** private
- **Industries:** cybersecurity, ai-ml, enterprise-saas
- **Coverage:** full
- **Last updated:** 2026-09-02
- **Latest funding investors:** Sequoia Capital, Greenoaks

## Key facts

- $50M across two seeds: Sequoia $10M + Greenoaks $40M (Sep 1, 2026)
- Company-claimed: >20 customers; ~25% large enterprises; strong FS/pharma demand
- Claim: filters ~27% of online add-ons/skills

## Funding history

- Seed (two closings) · $50M · September 2026
  Source: https://techcrunch.com/2026/09/01/air-raises-50m-to-help-companies-vet-the-skills-and-add-ons-ai-agents-use/

## Investors in our directory

- https://venturecapitaltracker.com/fund/sequoia

## Related articles

- https://venturecapitaltracker.com/2026-air-security-50m-seed-sequoia-greenoaks
- https://venturecapitaltracker.com/2026-september-1-2-investment-news-agents-energy-fintech

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** September 2, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/air-security