---
title: "Google ADK vs smolagents: Which is Better in 2026? | App Stack Builder"
description: "Google ADK vs smolagents compared for 2026 — pricing, free tiers, features, pros & cons. See which agent framework tool is the better fit for your startup."
source: https://appstackbuilder.com/compare/google-adk-vs-smolagents
retrieved: 2026-08-24
---

Agent Framework

# Google ADK vs smolagents: Which is Better in 2026?

Choosing between [Google ADK](https://appstackbuilder.com/tools/google-adk) and [smolagents](https://appstackbuilder.com/tools/smolagents)? Both are popular agent framework tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Quick verdict

Both Google ADK and smolagents are strong agent framework choices. The right pick comes down to your specific feature needs, existing stack, and team preferences. In our catalog, Google ADK rates slightly higher (4.4 vs 4.1 out of 5).

## Google ADK vs smolagents — Side by Side

|                | Google ADK                | smolagents                    |
| -------------- | ------------------------- | ----------------------------- |
| Category       | Agent Framework           | Agent Framework               |
| Pricing        | Free                      | Free                          |
| Starting price | Free tier available       | Free tier available           |
| Free tier      | ✓                         | ✓                             |
| Rating         | 4.4                       | 4.1                           |
| Best for       | Agent Framework — ai, llm | Agent Framework — ai, minimal |

## Pros & Cons

![Google ADK](https://www.google.com/s2/favicons?domain=google.github.io&sz=128)

[Google ADK](https://appstackbuilder.com/tools/google-adk)

* ✓Deep GCP / Vertex AI integration
* ✓Strong multi-agent support
* ✓Model-agnostic via LiteLLM
* ✓Backed by Google
* ✗Best value tied to Google Cloud
* ✗Younger ecosystem than LangChain

![smolagents](https://appstackbuilder.com/logos/smolagents.svg)

[smolagents](https://appstackbuilder.com/tools/smolagents)

* ✓Small enough to read end to end in an afternoon
* ✓Code-as-action beats JSON tool calls for many tasks
* ✓Hugging Face Hub integration
* ✗Deliberately minimal — no orchestration layer
* ✗Running model-written code needs a sandbox

## Key Features Compared

### Google ADK

* ✓Multi-agent orchestration
* ✓Gemini-optimized, model-agnostic (LiteLLM)
* ✓Built-in evaluation
* ✓Tooling & code execution
* ✓Python & Java

### smolagents

* ✓Code-writing agents
* ✓Roughly a thousand lines of core
* ✓Any model provider
* ✓Sandboxed execution options

### Choose Google ADK if…

* ✓You want a free tier to validate before paying.
* ✓Deep GCP / Vertex AI integration
* ✓Strong multi-agent support
* ✓Model-agnostic via LiteLLM
[Google ADK review & pricing ](https://appstackbuilder.com/tools/google-adk)

### Choose smolagents if…

* ✓You want a free tier to validate before paying.
* ✓Small enough to read end to end in an afternoon
* ✓Code-as-action beats JSON tool calls for many tasks
* ✓Hugging Face Hub integration
[smolagents review & pricing ](https://appstackbuilder.com/tools/smolagents)

## Frequently Asked Questions

Is Google ADK better than smolagents?⌄

Both Google ADK and smolagents are strong agent framework choices. The right pick comes down to your specific feature needs, existing stack, and team preferences. In our catalog, Google ADK rates slightly higher (4.4 vs 4.1 out of 5).

What is the difference between Google ADK and smolagents?⌄

Google ADK — Google's open-source Agent Development Kit — multi-agent systems optimized for Gemini and Vertex AI, model-agnostic via LiteLLM. smolagents — Hugging Face's minimal agent library — agents that write and run Python. Both are agent framework tools; the comparison table above breaks down pricing, free tiers, and what each is best for.

Google ADK vs smolagents: which is cheaper?⌄

Google ADK pricing: Free. smolagents pricing: Free. Confirm current pricing on each tool's official site, as plans change.

Which is rated higher, Google ADK or smolagents?⌄

In our catalog, Google ADK rates 4.4 out of 5 and smolagents rates 4.1 out of 5, so Google ADK has a slight edge on reviews.

See more options in our guide to the [best agent framework tools for startups](https://appstackbuilder.com/categories/agent-framework).

## Still not sure which to pick?

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