capital · May 19, 2026
Mastra Review Details Pricing and Funding History
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Mastra review published 2 days ago from May 17, 2026, covers pricing and funding. Mastra raised $36M with Y Combinator backing and offers fully free open-source core. The hosted Mastra Platform provides paid enterprise plans with RBAC, SSO, VPC, audit logs, and dedicated support. Mastra embodies the new wave of modern open-source AI agent frameworks built for JavaScript developers.
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