Mastra
PrivateLast Round
Series A
Apr 9, 2026
Total Funding Raised
$35.5M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Mastra is an AI company that provides a TypeScript framework for building and deploying AI agents and applications.
Sector
AI, Data & Cloud Infrastructure
Verticals
ML Platforms, NLP & Conversational AI, Workflow Automation
Business Model
B2B
Customer Profile
Freemium, Subscription SaaS, Services & Consulting
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Mastra Comparables
Compare Mastra with similar companies based on industry and business-model similarity.
Mastra Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Apr 9, 2026 | ||||
| Seed | Oct 8, 2025 | ||||
| Accelerator | Mar 1, 2025 |
Key People
Founding team and executive leadership
Mastra Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Gradient Ventures | Seed |
| SV Angel | Seed |
| Orange Collective | Accelerator, Seed |
| Y Combinator | Accelerator, Seed |
| Runa Capital | Seed |
| Spark Capital | Series A |
| Base Case Capital | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 24, 2026
Open roles increased to 11, 2.2x the trailing average.
- May 24, 2026
Grew 26% QoQ, from 39 to 49 employees.
Mastra 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 Mastra's valuation, stock price, and market status.