# AG2

**Canonical:** https://apis.io/providers/ag2/  
**Website:** https://ag2.ai  
**APIs profiled:** 3

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.

## Kin Score — 25.1 / 100 (emerging)

Scored 2026-08-21 under rubric 0.12.0. Trend: flat (+0.0 from 25.1).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 1.4 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 52.6 |
| Developer Ergonomics | 23.8 |
| Commercial Clarity | 28.9 |
| Access Clarity | 28.9 |

## Agent readiness — 4.5 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | documented |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Free — onboarding: unknown, pricing: free, trial: no (confidence: medium).

## APIs (3)

- **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.

## Security (1)

- **Ag2 Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC

## Plans (1)

- **Ag2 Plans Pricing**

## Tags

AI Agents, Multi-Agent, AgentOS, AutoGen, Python, Open-Source, LLM, Group Chat, Tool Use, Human-in-the-Loop

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/ag2/). Scores are computed from the provider's own public artifacts under a published rubric.