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Google Agent Development Kit (ADK)

By Google · AI agent framework · cloud.google.com

Google ADK is a free, open-source, modular framework for developing and deploying AI agents. It supports multi-agent architectures, integrates extensively with Google Cloud services including Vertex AI Agent Engine and Gemini models, and offers observability tools and integrations with developer workflows, project management, databases, and monitoring platforms.

Building workflow agents Developing custom AI agents Multi-agent system orchestration Enterprise AI automation Integrating AI agents with cloud infrastructure

Assessment

Proprietary scoring across three dimensions: how capable the tool is vs peers, how valuable it is specifically for marketing-agency and SMB clients, and how much it threatens to commoditize independent consulting work.

9/100

Capability

8/100

Agency Value

4/100

Consultant Threat

Commoditization risk: Medium

Acquisition risk: Low

Capabilities

Each capability is verified against current documentation and review data. Unknown = not confidently determined yet.

Agent Workflows · Yes
Multi-Agent · Yes
MCP Server · Yes
Memory · Yes
RAG · Unknown
Voice · Unknown
Vision · Unknown
Code Execution · Unknown
Human-in-Loop · Unknown
Real-Time · Yes
Fine-Tuning · Unknown
Public API · Yes
Webhooks · Yes

Underlying models: Gemini, OpenAI, Anthropic, Other open-source models

Pricing

Model: Usage-based · usage. Last verified May 24, 2026.

Tier

Price

Details

Free

Free

Enterprise

Custom

Contact vendor

Integrations

100 native integrations.

Key integrations:

Vertex AI Agent Engine Gemini models Google Search BigQuery GitHub GitLab Jira Confluence MongoDB Pinecone Chroma MLflow OpenTelemetry AgentOps Arize AX Freeplay Monocle Asana Linear Notion Slack

Available on: — · API: REST

Traction & Reception

Overall sentiment: Positive

Recurring themes from reviews:

  • Strong multi-language support
  • Extensive integrations
  • Good developer tooling
  • Steep learning curve
  • Excellent CLI
  • Robust observability features

Compliance & Enterprise

✓ Audit Log

Related Tools

Other tracked tools in the AI agent framework space.

BeeAI

BeeAI is an open-source AI agent framework for building production-grade, multi-agent systems. It provides a lightweight yet powerful approach to reliable agent development with built-in constraint enforcement and rule-based governance to preserve reasoning abilities and ensure predictable behavior. Hosted by the Linux Foundation, it offers an extensible developer framework and an enterprise-ready platform for testing, debugging, sharing, and deploying AI agents at scale. BeeAI supports multi-provider playgrounds, cross-framework collaboration, and integrations with various AI stacks and external services.

9/100 capability score

LangGraph

LangGraph is a free, open-source agent orchestration framework designed for building reliable, complex multi-agent workflows with low-level control. It integrates deeply with the LangChain ecosystem and supports advanced multi-agent orchestration patterns including hierarchical and conditional workflows. It offers persistent memory, streaming for real-time UX, and production-grade middleware for reliability and content moderation.

9/100 capability score

LlamaIndex

LlamaIndex is an open-source data framework designed to integrate private and public data for building LLM applications. It offers tools for data ingestion, indexing, querying, and document OCR, optimized for generative AI workflows and retrieval-augmented generation (RAG) pipelines. It supports extensive integrations via LlamaHub with over 300 connectors and provides flexible SDKs in Python and TypeScript.

9/100 capability score

Cite this work

This entry is part of the Tyler Willis Intelligence public dataset and licensed under CC-BY-4.0. You're free to quote, redistribute, and feed it into AI systems — please carry the source URL or one of the citation strings below.

Willis, Tyler. "Google Agent Development Kit (ADK)." *AI & Automation Tools*, tylerewillis.com/intelligence, accessed June 12, 2026. <https://tylerewillis.com/intelligence/tools/google-agent-development-kit-adk>
Willis, T. (2026). Google Agent Development Kit (ADK). Tyler Willis Intelligence — AI & Automation Tools. Retrieved June 12, 2026, from https://tylerewillis.com/intelligence/tools/google-agent-development-kit-adk
@misc{willis_tools_google_agent_development_kit_adk,
  author       = {Willis, Tyler},
  title        = {{Google Agent Development Kit (ADK)}},
  howpublished = {Tyler Willis Intelligence --- AI & Automation Tools},
  year         = {2026},
  url          = {https://tylerewillis.com/intelligence/tools/google-agent-development-kit-adk},
  note         = {Accessed June 12, 2026. CC-BY-4.0.}
}
curl -s https://tylerewillis.com/intelligence/api/tools/google-agent-development-kit-adk.json | jq

Every JSON response carries a _source block with the canonical URL and citation string. Programmatic consumers: read that field.

From the Maintainer

I implement Google Agent Development Kit (ADK) for clients.

If you want Google Agent Development Kit (ADK) built into your business or your agency's stack — wired into your existing tools, with a real workflow on top — that's the consulting work. Direct conversation, no junior team, senior execution.