Google ADKOpen-source framework for building and deploying AI agents
vs
MastraTypeScript AI Framework for Agents and Apps
Comparison · AI Agents · weekly run Nov 3
Google ADK vs Mastra
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Mastra is the stronger AI pick in AI Agents: it has a visibility score of 1.2 versus 0.7 for Google ADK.
Choose Google ADK if…
- You prefer a larger, established vendor (5,000+ employees)
- native multimodal processing of text, video, audio, and code
Choose Mastra if…
- You want the brand AI engines rank higher (1.2 vs 0.7)
- AI answers describe it more positively (100% vs 0% positive)
- Type-safe, production-grade application code
- Suited to serious production systems
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Google ADK | Mastra |
|---|---|---|
| Visibility score | 0.7% | 1.2% |
| Change vs last week | New | New |
| Rank in AI Agents | #64 | #56 |
| Share of voice | 0.3% | 0.5% |
| Mentions this run | 2 | 3 |
| Positive in AI answers | 0% | 100% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Google ADK 0pp · Mastra 0pp over 0 weekly runs.
Engine by engine
Mastra leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
Google ADKMastra
Head to head in AI answers
0 engine answers name both brands
0Google ADK ranked higher
0Mastra ranked higher
Features, pricing & fit
| Dimension | Google ADK | Mastra |
|---|---|---|
| Pricing model | — | Flat tiers |
| Entry price | — | Free; paid from $250 / mo |
| Free plan | — | Yes |
| Deployment | Vertex AI Agent Engine Runtime is recommended; agents can also run on Cloud Run or Google Kubernetes Engine. | Self-hosted on any Node.js-compatible environment, or hosted on Mastra Cloud and Mastra Platform. |
| Support | — | Shared Slack support channel (Enterprise), Dedicated support engineer (Enterprise), SLA support 8-5 Monday-Friday, 8am-6pm PST |
| Founded | — | 2024 |
| Headquarters | Googleplex, Mountain View, California (parent company Alphabet) | San Francisco |
| Employees | 5,000+ | 11–50 |
| Funding | — | Series A · $35M raised |
| Best for | — | Developers and teams building AI agents in TypeScript and JavaScript |
Plans side by side
Google ADK
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Google ADK
- native multimodal processing of text, video, audio, and code
Mastra
- Type-safe, production-grade application code
- Suited to serious production systems
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Google ADK vs Mastra”, https://slateindex.ai/compare/google-adk-vs-mastra, data of Nov 3, 2026. Licence: CC BY 4.0.