AG2 website screenshot

AG2

AG2 (formerly AutoGen) is an open-source multi-agent framework and AgentOS hosted by the AG2AI organization. It provides Python building blocks for ConversableAgent, GroupChat, GroupChatManager, RetrieveUserProxyAgent, function/tool use, code execution, and human-in-the-loop patterns. The ecosystem includes the core ag2 / autogen library, the AG2 Studio visual workflow builder, and the build-with-ag2 samples.

AG2 publishes 3 APIs on the APIs.io network. Tagged areas include AI Agents, Multi-Agent, AgentOS, AutoGen, and Python.

AG2’s developer surface includes developer portal, documentation, GitHub presence, engineering blog, code examples, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
25.6/100 emerging ▬ flat Agent 5/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFree
3 APIs
AI AgentsMulti-AgentAgentOSAutoGenPythonOpen SourceLLMGroupChatTool UseHuman-in-the-loop

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 25.6/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 4.8 / 20
Commercial Clarity 10.0 / 20
Operational Transparency 3.4 / 13
Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 5/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 7 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/ag2: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 3

Individual APIs this provider publishes, each with its own machine-readable definition.

AG2 Python Framework

Core open-source Python library for building agentic AI applications. Provides ConversableAgent, AssistantAgent, UserProxyAgent, GroupChat, GroupChatManager, tool/function regis...

AG2 Studio

Visual interface for building, configuring, and running AG2 agents and multi-agent workflows. Distributed as the ag2studio Python package and open source on GitHub.

Build with AG2 Samples

Official collection of sample applications, notebooks, and reference integrations for AG2, including a packaged AutoGen Studio sample app.

Pricing Plans 1

Published pricing tiers and plan structures.

Ag2 Plans Pricing

1 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Ag2 Rate Limits

2 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Ag2 Finops

FINOPS

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Ag2 Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Resources

Get Started 1

Portal, sign-up, and the first successful call

Portal
Portal

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Build 2

SDKs, sample code, and the tooling you integrate with

GitHub
GitHub
 Examples
Examples

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Community
Community

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Other 1

Properties that don't map to a standard resource type

Repository
Repository

Source (apis.yml)

apis.yml Raw ↑ 
aid: ag2
name: AG2
description: AG2 (formerly AutoGen) is an open-source multi-agent framework and AgentOS hosted by the AG2AI organization.
  It provides Python building blocks for ConversableAgent, GroupChat, GroupChatManager, RetrieveUserProxyAgent, function/tool
  use, code execution, and human-in-the-loop patterns. The ecosystem includes the core ag2 / autogen library, the AG2 Studio
  visual workflow builder, and the build-with-ag2 samples.
type: Index
accessModel:
  pricing: free
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Free
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/ag2.png
url: https://raw.githubusercontent.com/api-evangelist/ag2/refs/heads/main/apis.yml
created: '2026-05-23'
modified: '2026-05-23'
specificationVersion: '0.19'
tags:
- AI Agents
- Multi-Agent
- AgentOS
- AutoGen
- Python
- Open Source
- LLM
- GroupChat
- Tool Use
- Human-in-the-loop
apis:
- aid: ag2:python-framework
  name: AG2 Python Framework
  description: Core open-source Python library for building agentic AI applications. Provides ConversableAgent, AssistantAgent,
    UserProxyAgent, GroupChat, GroupChatManager, tool/function registration, code execution sandboxes, and conversation patterns.
    Installable from PyPI as ag2 or its autogen alias.
  humanURL: https://docs.ag2.ai/latest/
  baseURL: https://pypi.org/project/ag2/
  tags:
  - Python
  - Framework
  - Agents
  - GroupChat
  - Tools
  properties:
  - type: Documentation
    url: https://docs.ag2.ai/latest/
  - type: SDKs
    url: https://pypi.org/project/ag2/
  - type: SDKs
    url: https://pypi.org/project/autogen/
  - type: Repository
    url: https://github.com/ag2ai/ag2
- aid: ag2:studio
  name: AG2 Studio
  description: Visual interface for building, configuring, and running AG2 agents and multi-agent workflows. Distributed as
    the ag2studio Python package and open source on GitHub.
  humanURL: https://github.com/ag2ai/ag2studio
  baseURL: https://pypi.org/project/ag2studio/
  tags:
  - Studio
  - Visual Builder
  - Workflows
  - UI
  properties:
  - type: Documentation
    url: https://github.com/ag2ai/ag2studio
  - type: SDKs
    url: https://pypi.org/project/ag2studio/
  - type: Repository
    url: https://github.com/ag2ai/ag2studio
- aid: ag2:build-with-ag2
  name: Build with AG2 Samples
  description: Official collection of sample applications, notebooks, and reference integrations for AG2, including a packaged
    AutoGen Studio sample app.
  humanURL: https://github.com/ag2ai/build-with-ag2
  baseURL: https://github.com/ag2ai/build-with-ag2
  tags:
  - Samples
  - Notebooks
  - Reference Apps
  properties:
  - type: Repository
    url: https://github.com/ag2ai/build-with-ag2
common:
- type: DomainSecurity
  url: security/ag2-domain-security.yml
- type: Website
  url: https://ag2.ai
- type: Portal
  url: https://docs.ag2.ai
- type: Documentation
  url: https://docs.ag2.ai/latest/
- type: GitHub
  url: https://github.com/ag2ai
- type: Repository
  url: https://github.com/ag2ai/ag2
- type: Blog
  url: https://docs.ag2.ai/latest/docs/blog/
- type: Examples
  url: https://docs.ag2.ai/latest/docs/use-cases/notebooks/Notebooks/
- type: Community
  url: https://discord.gg/sNGSwQME3x
- type: TermsOfService
  url: https://ag2.ai/terms
- type: PrivacyPolicy
  url: https://ag2.ai/privacy
maintainers:
- FN: Kin Lane
  email: kinlane@gmail.com