AI agents leaderboard.
Agents, frameworks and platforms built for autonomous work. Browse all of them at /ai-agents.
| # | Listing | Category | Stars / day | Stars | Since |
|---|---|---|---|---|---|
| 1 | AutoGPT Agent platform for building agents that run on schedules or triggers to handle repeatable workflows such as research, content drafting, monitoring and triage. | AI & language models | 145 | 187.7k | Mar 2023 |
| 2 | Langflow Visual framework for building agents and RAG applications that can run as MCP servers or clients. | AI & language models | 117 | 155.5k | Feb 2023 |
| 3 | LangChain Open-source framework for building agents with any model provider using proven agent patterns while keeping control over harness, context, memory and model choice. | AI & language models | 102 | 147.4k | Oct 2022 |
| 4 | MetaGPT Multi-agent framework that assigns product manager, architect and engineer roles to LLM agents that follow SOPs to turn a one-line requirement into software deliverables. | AI & language models | 59 | 70.7k | Jun 2023 |
| 5 | Mem0 Persistent memory layer for agents that extracts, compresses and retrieves memories across sessions to cut tokens and latency, with an MCP integration. | AI & language models | 55 | 66.6k | Jun 2023 |
| 6 | CrewAI Framework and platform for multi-agent crews and flows with MCP server integration. | AI & language models | 55 | 59.4k | Oct 2023 |
| 7 | OpenAI Agents SDK OpenAI framework for multi-agent workflows with handoffs, guardrails and MCP servers. | AI & language models | 52 | 29.8k | Mar 2025 |
| 8 | LiteLLM Open-source AI gateway unifying many LLM providers behind one API with spend and access controls, and routing agents and MCP servers through the same gateway. | AI & language models | 52 | 60.1k | Jul 2023 |
| 9 | Mastra TypeScript framework for agents and workflows, with MCP clients for external tools and servers for exposing Mastra capabilities. | AI & language models | 36 | 28.6k | Aug 2024 |
| 10 | Cognee Open-source AI memory platform connecting scattered sources into a knowledge base so agents recall prior work and cite answers, with an MCP server for read/write. | AI & language models | 27 | 31.4k | Aug 2023 |
| 11 | Microsoft Agent Framework Microsoft framework for building multi-agent applications in .NET and Python with tool and MCP integrations. | AI & language models | 27 | 13.9k | Apr 2025 |
| 12 | Pydantic AI Python agent framework from the Pydantic team with typed tools and MCP client support. | AI & language models | 24 | 20.4k | Jun 2024 |
| 13 | Claude Agent SDK Anthropic SDK for building agents on the Claude Code harness with tools and MCP servers. | AI & language models | 17 | 8.2k | Jun 2025 |
| 14 | DeepEval Open-source LLM evaluation framework with agentic metrics for task completion, tool correctness, plan adherence and trajectories; integrates with Confident AI's MCP server. | AI & language models | 16 | 18.6k | Aug 2023 |
| 15 | Pipecat Open-source framework for voice and multimodal agents with real-time orchestration, interruption handling, multi-agent workflows and WebRTC, SIP and PSTN transports. | AI & language models | 16 | 16.2k | Dec 2023 |
| 16 | Qwen-Agent Agent framework built on Qwen models featuring function calling, MCP tool integration, code interpreter, RAG and example browser-assistant applications. | AI & language models | 15 | 17.1k | Sep 2023 |
| 17 | LiveKit Agents Realtime framework for voice, video and physical AI agents in Python and Node.js that join LiveKit rooms with tool use and multi-agent handoffs. | AI & language models | 13 | 14.5k | Oct 2023 |
| 18 | Portkey AI gateway and observability platform with an MCP gateway for agent tools. | AI & language models | 12 | 13.1k | Aug 2023 |
| 19 | Rig Rust library for LLM apps and agents with one API across many providers, type-safe tools, streaming, RAG pipelines, multi-agent workflows and MCP server integration. | AI & language models | 10 | 8.8k | Jun 2024 |
| 20 | Embabel Agent Framework JVM framework for agentic applications that blends LLM calls with code and domain models, plans dynamically with GOAP, consumes MCP servers and can act as an MCP server. | AI & language models | 8.3 | 4.5k | Apr 2025 |
| 21 | NeMo Guardrails Open-source toolkit for programmable guardrails on LLM applications with input, dialog, retrieval, execution and output rails. | AI & language models | 5.7 | 7.2k | Apr 2023 |
| 22 | Guardrails AI AI reliability framework and platform with runtime guardrails that detect policy violations, hallucinations and data leakage, plus generated evaluation datasets. | AI & language models | 5.6 | 7.5k | Jan 2023 |
| 23 | AgentOps Developer platform for tracing, debugging and monitoring agents with event tracking, time-travel replay, audit trails and cost tracking across many frameworks. | AI & language models | 5.1 | 5.9k | Aug 2023 |
| 24 | Helicone Open-source LLM observability platform to route, debug and analyze applications with request tracking, sessions, prompt management, rate limits and alerts. | AI & language models | 4.6 | 6.2k | Jan 2023 |
| 25 | Laminar Open-source agent observability platform capturing LLM and tool calls, surfacing failure modes as Signals, and building eval datasets; includes a CLI and MCP. | AI & language models | 4.3 | 3.3k | Aug 2024 |
| 26 | Griptape Python framework plus visual Nodes and Cloud deployment for building agents, multi-agent systems, pipelines, workflows and RAG with chat memory. | AI & language models | 1.9 | 2.6k | Jan 2023 |
| 27 | Amazon Nova Act Python SDK and service for building agents that automate browser UI workflows with human-in-the-loop approval, and integrate tools via API calls or remote MCP. | AI & language models | 1.6 | 917 | Mar 2025 |
| 28 | AgentKit TypeScript framework from Inngest for building single agents through multi-agent systems with tools, orchestration at its core, and MCP servers usable as tools. | AI & language models | 1.4 | 940 | Nov 2024 |