Google ADKOpen-source framework for building and deploying AI agents
vs
Pydantic AIBuild agents you'll actually ship to production
Comparison · AI Agents · weekly run Nov 3
Google ADK vs Pydantic AI
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Pydantic AI 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 Pydantic AI 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
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Google ADK | Pydantic AI |
|---|---|---|
| Visibility score | 0.7% | 1.2% |
| Change vs last week | New | New |
| Rank in AI Agents | #64 | #54 |
| Share of voice | 0.3% | 0.4% |
| Mentions this run | 2 | 2 |
| 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 · Pydantic AI 0pp over 0 weekly runs.
Engine by engine
Pydantic AI leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
Google ADKPydantic AI
Head to head in AI answers
0 engine answers name both brands
0Google ADK ranked higher
0Pydantic AI ranked higher
Features, pricing & fit
| Dimension | Google ADK | Pydantic AI |
|---|---|---|
| Pricing model | — | Usage-based |
| Entry price | — | Free; paid from $49 / mo |
| Free plan | — | Yes |
| Deployment | Vertex AI Agent Engine Runtime is recommended; agents can also run on Cloud Run or Google Kubernetes Engine. | — |
| Support | — | Enterprise tier includes 24/7 priority access to engineers and custom SLAs |
| Headquarters | Googleplex, Mountain View, California (parent company Alphabet) | California, United States |
| Employees | 5,000+ | 11–50 |
| Funding | — | Series A · $17M raised |
| Best for | — | Teams building type-safe AI agents that they intend to ship to production |
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
Pydantic AI
- Type-safe, production-grade application code
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Google ADK vs Pydantic AI”, https://slateindex.ai/compare/google-adk-vs-pydantic-ai, data of Nov 3, 2026. Licence: CC BY 4.0.