# Google Agent Development Kit vs Pydantic AI

| Attribute | Google Agent Development Kit | Pydantic AI |
|---|---|---|
| **Vioscale score** | 74.2 (29% (low)) | 67.6 (69% (medium)) |
| activity.commits_last_30d | 85 | 100 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | 185 | 19,517 |
| adoption.package_downloads_weekly | - | 3,171,945 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A multi-language agent development framework that enables developers to create production-grade AI agents with built-in tools for orchestration, memory management, code execution, and deployment to cloud or self-hosted infrastructure. | A comprehensive toolkit combining an open-source Python agent development framework with a managed observability platform designed specifically for AI applications, including monitoring, evaluation, and LLM gateway capabilities. |
| features.capabilities | `{"soc2_type_ii":false,"pricing_model":"free_open_source","architecture_paradigm":"graph_based_cycles","mit_or_apache_permissive_oss_license":true,"native_observability_and_trace_logging":true,"fault_tolerance_and_llm_retry_mechanisms":true,"native_memory_and_state_persistence_layer":true,"tool_calling_and_function_schema_validation":true,"managed_cloud_runtime_infrastructure_offered":true,"synchronous_and_asynchronous_execution_modes":true,"streaming_output_and_intermediate_step_yielding":true,"dynamic_agent_generation_and_spawning_at_runtime":true}` | `{"role":"observability","evaluation":true,"soc2_type_ii":true,"managed_cloud":true,"model_serving":true,"self_hostable":true,"multi_provider":true,"vpc_deployment":true,"otel_compatible":true,"no_train_on_data":"unknown","llm_observability":true,"prompt_management":true,"framework_agnostic":true,"experiment_tracking":true,"mit_or_apache_permissive_oss_license":true,"native_observability_and_trace_logging":true,"fault_tolerance_and_llm_retry_mechanisms":true,"tool_calling_and_function_schema_validation":true,"managed_cloud_runtime_infrastructure_offered":true,"synchronous_and_asynchronous_execution_modes":true,"streaming_output_and_intermediate_step_yielding":true,"dynamic_agent_generation_and_spawning_at_runtime":true}` |
| integrations.count | 42 | 7 |
| integrations.list | `[{"name":"Google Search"},{"name":"Google Maps"},{"name":"Vertex AI Search"},{"name":"Anthropic"},{"name":"Google Ads"},{"name":"Meta"},{"name":"LinkedIn"},{"name":"TikTok"},{"name":"Aerospike"},{"name":"Firebase"},{"name":"Firestore"},{"name":"GitHub"},{"name":"Google Workspace"},{"name":"Google Calendar"},{"name":"Salesforce"},{"name":"Slack"},{"name":"Figma"},{"name":"Linear"},{"name":"Notion"},{"name":"MongoDB"},{"name":"Milvus"},{"name":"OpenTelemetry"},{"name":"Grafana Cloud"},{"name":"Langfuse"},{"name":"LangSmith"},{"name":"Freeplay"},{"name":"Hugging Face"},{"name":"Postman"},{"name":"Zapier"},{"name":"Stripe"},{"name":"Resend"},{"name":"Postmark"},{"name":"Pagerduty"},{"name":"Respan"},{"name":"Cloud Trace"},{"name":"Replit"},{"name":"Vercel"},{"name":"Vite"},{"name":"Qwik"},{"name":"BuilderIO"},{"name":"Windsurf"},{"name":"Tonal"},{"name":"Unkey"}]` | `[{"name":"Pydantic AI"},{"name":"Pydantic Evals"},{"name":"OpenTelemetry"},{"name":"Model Context Protocol (MCP)"},{"name":"Snowflake"},{"name":"FastAPI"},{"name":"OpenAI"},{"name":"LangChain"},{"name":"HuggingFace"},{"name":"Prefect"}]` |
| language.primary | Kotlin | Python |
| license.spdx | Apache-2.0 | MIT |
| market.availability | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","summary":"Free and open-source under Apache 2.0 license","freeTier":true,"sourceUrl":"https://google.github.io/adk-docs/","retrievedAt":"2026-08-21T11:02:16.517Z"}` | `{"type":"hybrid","plans":[{"free":true,"name":"Personal","summary":"Free, 10M spans/month","features":["10M spans per month included","Hard cap to prevent bill shock"],"minSeats":1,"commitment":"monthly","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For solo developers","contactSales":false,"includedLimits":{"spans":"10M/month"}},{"free":false,"name":"Team","summary":"$49/month base + $2.00 per million spans overage","features":["Base subscription included","Overage billing at flat rate per span"],"commitment":"monthly","components":[{"kind":"fixed","amount":49,"period":"month","currency":"USD"},{"per":{"qty":1000000,"unit":"spans"},"kind":"metered","amount":2,"currency":"USD"}],"description":"For growing teams","contactSales":false},{"free":false,"name":"Growth","summary":"$249/month base + $2.00 per million spans overage","features":["No seat limits","Overage billing at flat rate per span","Unrestricted team access"],"commitment":"monthly","components":[{"kind":"fixed","amount":249,"period":"month","currency":"USD"},{"per":{"qty":1000000,"unit":"spans"},"kind":"metered","amount":2,"currency":"USD"}],"description":"For organizations","contactSales":false}],"summary":"Free tier (10M spans/month) or paid plans starting at $49/month with usage-based overage at $2 per million spans","currency":"USD","freeTier":true,"sourceUrl":"https://pydantic.dev/articles/ai-observability-pricing-comparison","retrievedAt":"2026-08-21T13:44:18.042Z","startingPrice":{"amount":49,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | free | mid |
| pricing.starting_price | - | `{"amount":49,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 13 | 1 |
| release.history | `[{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.8.0","date":"2026-08-17T09:59:08Z","type":"stable","version":"v0.8.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.7.0","date":"2026-08-03T12:54:08Z","type":"stable","version":"v0.7.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.6.0","date":"2026-07-20T14:05:14Z","type":"stable","version":"v0.6.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.5.0","date":"2026-07-06T09:42:44Z","type":"stable","version":"v0.5.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.4.0","date":"2026-06-23T08:10:55Z","type":"stable","version":"v0.4.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.3.0","date":"2026-06-12T13:52:01Z","type":"stable","version":"v0.3.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.2.0","date":"2026-05-26T11:24:58Z","type":"stable","version":"v0.2.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.1.0","date":"2026-05-19T16:16:45Z","type":"stable","version":"v0.1.0"},{"url":"https://github.com/google/adk-kotlin/releases/tag/v0.1.0-rc.1","date":"2026-05-19T09:50:57Z","type":"prerelease","version":"v0.1.0-rc.1"}]` | `[{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.35.0","date":"2026-08-26T01:31:01Z","type":"stable","version":"v2.35.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.34.0","date":"2026-08-25T01:47:18Z","type":"stable","version":"v2.34.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.33.0","date":"2026-08-21T04:53:40Z","type":"stable","version":"v2.33.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.32.2","date":"2026-08-21T02:56:32Z","type":"stable","version":"v2.32.2"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.32.1","date":"2026-08-20T02:11:05Z","type":"stable","version":"v2.32.1"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.32.0","date":"2026-08-19T03:51:35Z","type":"stable","version":"v2.32.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.31.1","date":"2026-08-18T03:26:00Z","type":"stable","version":"v2.31.1"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.31.0","date":"2026-08-15T03:04:46Z","type":"stable","version":"v2.31.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.30.0","date":"2026-08-14T02:57:54Z","type":"stable","version":"v2.30.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v1.107.5","date":"2026-08-14T02:57:59Z","type":"stable","version":"v1.107.5"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.29.0","date":"2026-08-13T04:02:53Z","type":"stable","version":"v2.29.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v1.107.4","date":"2026-08-12T03:39:33Z","type":"stable","version":"v1.107.4"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.28.0","date":"2026-08-12T02:04:43Z","type":"stable","version":"v2.28.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.27.1","date":"2026-08-11T02:41:56Z","type":"stable","version":"v2.27.1"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.27.0","date":"2026-08-08T03:51:40Z","type":"stable","version":"v2.27.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v1.107.2","date":"2026-08-08T03:16:08Z","type":"stable","version":"v1.107.2"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.26.0","date":"2026-08-07T03:14:39Z","type":"stable","version":"v2.26.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.25.0","date":"2026-08-06T02:57:33Z","type":"stable","version":"v2.25.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.24.0","date":"2026-08-05T02:12:06Z","type":"stable","version":"v2.24.0"},{"url":"https://github.com/pydantic/pydantic-ai/releases/tag/v2.23.0","date":"2026-08-04T01:47:02Z","type":"stable","version":"v2.23.0"}]` |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.soc2 | - | yes |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40pydantic%2Fmcp-run-python&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Multi Agent Orchestration)

| Capability | Google Agent Development Kit | Pydantic AI |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture paradigm | Graph based cycles | - |
| Native memory and state persistence layer | ✓ | - |
| Dynamic agent generation and spawning at runtime | ✓ | ✓ |
| Synchronous and asynchronous execution modes | ✓ | ✓ |
| Tool calling and function schema validation | ✓ | ✓ |
| Streaming output and intermediate step yielding | ✓ | ✓ |
| Fault tolerance and LLM retry mechanisms | ✓ | ✓ |
| Managed cloud runtime infrastructure offered | ✓ | ✓ |
| Native observability and trace logging | ✓ | ✓ |
| SOC2 type ii | ✗ | ✓ |
| Mit or apache permissive oss license | ✓ | ✓ |
| Pricing model | Free open source | - |

*Source: Vioscale. Generated 2026-09-01T17:00:00.414Z. "-" = undocumented, not absent.*