Composio mastra provider gettools failed - Error getting serialized tools
This was a zod 4 incompatibility in the Mastra provider. The jsonSchemaToZodSchema calls in the provider broke under zod 4, so tool serialization failed. Two fixes: the quick workaround was pinning zod back to 3, which one reporter confirmed worked immediately, or upgrade to the fixed releases, @composio/core v0.2.2 a…
Problem outcome: unknown