Skip to content
Effloow
← Back to article
EFFLOOW LAB LAB-RUN

Mastra 1 0 Typescript Agent Framework Guide 2026

Evidence notes document the bounded local or source-based checks behind an Effloow article. They are not product endorsements, legal advice, or benchmark claims.

Date: 2026-05-27 Track: sandbox-poc Slug: mastra-1-0-typescript-agent-framework-guide-2026

What was verified

npm info @mastra/core run on 2026-05-27 against the live npm registry.

Package verification

@mastra/core@1.37.0 | Apache-2.0 | deps: 31 | versions: 1227

Latest dist-tag confirmed: latest: 1.37.0

Key dependencies confirmed from package manifest

  • @modelcontextprotocol/sdk: ^1.29.0 — native MCP client/server support
  • @a2a-js/sdk: ~0.3.13 — native A2A (Agent-to-Agent) protocol support
  • @ai-sdk/provider-v5: npm:@ai-sdk/provider@2.0.3 — AI SDK v5 integration
  • @ai-sdk/provider-v6: npm:@ai-sdk/provider@3.0.10 — AI SDK v6 integration (dual-mode)
  • hono: ^4.12.8 — embedded HTTP server for agent REST API
  • croner: ^10.0.1 — cron-based workflow scheduling
  • ajv: ^8.18.0 — JSON schema validation for tool parameters
  • zod: '^3.25.0 || ^4.0.0' (peerDep) — type-safe schema

What was NOT run

  • npm create mastra@latest (full project scaffolding) — requires interactive prompt
  • Agent execution — requires API key (OpenAI/Anthropic/Google not available in this environment)
  • Mastra Studio UI at localhost:4111 — no server started
  • Cloud deployment to Mastra Cloud — no credentials

Evidence scope

Article claims "Effloow Lab inspected the @mastra/core 1.37.0 package manifest and confirmed native MCP, A2A, and AI SDK dual-mode support."

No live agent execution or LLM API calls were made. All code examples in the article are from official Mastra docs and are syntactically correct per package API surface.

Sources

Read the article

This note supports the public article and records what was actually checked.

Open article →