Fly.io
PrivateLast Round
Series D
Jul 22, 2026
Est. Valuation
$467M
Total Funding Raised
$110.5M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Fly.io is a software development applications company that provides a public cloud platform enabling developers to deploy and run full-stack applications and databases close to end-users.
Sector
AI, Data & Cloud Infrastructure
Verticals
Platform-as-a-Service, Edge Computing, DevOps & Containers, Database Management, Serverless Computing
Business Model
B2B
Customer Profile
Usage-Based SaaS, Freemium, Subscription SaaS
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Fly.io Comparables
Compare Fly.io with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Render | 88% | |
| Railway | 87% | |
| Northflank | 77% | |
Fly.io Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series D | Jul 22, 2026 | ||||
| Series C | Jun 27, 2023 | ||||
| Series B | Jul 28, 2022 | ||||
| Series A | Aug 1, 2021 | ||||
| Seed | Apr 1, 2020 | ||||
Pre Seed | Feb 1, 2017 |
Fly.io Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series C, Series B |
| Rising Tide Fund | Pre Seed |
| EQT Ventures | Series C |
| Intel Capital | Series C, Series B, Series A, Series D |
| Initialized Capital Management | Seed, Series B |
| Dell Technologies Capital | Series C, Series A, Seed, Series D, Series B |
| Y Combinator | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 20, 2026
Added Weerd as a customer
- Jan 22, 2026
Added context.ai, a technology/AI startup, as a customer.
Fly.io Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Fly.io's valuation, stock price, and market status.