OpenClaw
Connects to 50+ channels — WhatsApp, Telegram, Slack, Discord, Signal, iMessage, Teams
The top alternatives to Agno in the Agent Frameworks space, compared on features, pricing, and what they're best at.
Updated April 29, 2026
Agno (formerly Phidata) is an open-source Python framework for building production-grade AI agents and multi-agent systems. With 39,100+ GitHub stars and an active 424-contributor community, it's emerged as one of the fastest-growing agent frameworks in 2026.
OpenClaw
Connects to 50+ channels — WhatsApp, Telegram, Slack, Discord, Signal, iMessage, Teams
LangChain
LangChain Expression Language (LCEL)
AutoGPT
Visual workflow builder with composable agent 'blocks'
LangGraph
Graph-based agent workflows with nodes, edges, and conditional routing
Strands
OpenAI Agents SDK
Llama Stack
GripTape
CrewAI
Multi-agent role-based collaboration
Google ADK
AutoGen
Multi-agent conversation framework
Vercel AI SDK
TypeScript-first AI SDK
Dify
Visual workflow builder for AI apps
DSPy
Semantic Kernel
Enterprise AI orchestration by Microsoft
Pydantic AI
Type-safe agent inputs, outputs, and tool calls via Python type hints
Instructor
Hermes Agent
Persistent memory across sessions in ~/.hermes/memories/
Atomic Agents
Built on Instructor for structured outputs
Smolagents
21st.dev
Largest React component registry — shadcn/ui + Tailwind based
Terminal Use
Agent hosting & deployment
Mastra
TypeScript agent framework
One platform for routing, observability, tracing, and evals across every LLM provider.