OpenRouter
PrivateLast Round
Series B
May 26, 2026
Est. Valuation
$1.3B
Total Funding Raised
$153.5M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
OpenRouter is an artificial intelligence company that provides a unified API platform allowing developers and enterprises to access, route, and optimize across hundreds of large language models from various providers.
Sector
AI, Data & Cloud Infrastructure
Verticals
Platform-as-a-Service, NLP & Conversational AI, API Management, ML Platforms
Business Model
B2B
Customer Profile
Usage-Based SaaS, Freemium
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
OpenRouter Comparables
Compare OpenRouter with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Martian | 85% | |
| Deep Infra Inc. | 82% | |
| AI/ML API | 82% | |
OpenRouter Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | May 26, 2026 | ||||
| Series A | Apr 1, 2025 | ||||
| Seed | Feb 1, 2025 |
OpenRouter Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series A, Series B, Seed |
| Snowflake Ventures | Series B |
| NVentures | Series B |
| Sequoia Capital | Seed, Series A |
| MongoDB Ventures | Series B |
| ServiceNow Ventures | Series B |
| NVentures | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 23, 2026
Grew 67% QoQ, from 51 to 85 employees.
- Jul 20, 2026
Open roles increased to 37, 5.1x the trailing average.
OpenRouter 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 OpenRouter's valuation, stock price, and market status.