Best AI Agent Frameworks in 2026 - Dev Guide
Compare the top AI agent frameworks of 2026: LangGraph, CrewAI, AutoGen, Agno, PydanticAI, Semantic Kernel, and more. Updated April 2026 with AutoGen maintenance mode warning.
Articles Tagged "Agentic AI"
Claude Opus 4.5
Anthropic's November 2025 flagship model delivers top SWE-bench scores, a new effort parameter for reasoning control, and a 66% price cut from its predecessor.
Claude Haiku 4.5
Anthropic's fastest and most cost-efficient model, delivering 73.3% on SWE-bench Verified and first-in-family extended thinking and computer use at $1/$5 per million tokens.
Claude 3.7 Sonnet
Anthropic's first hybrid reasoning model with togglable extended thinking, a 200K context window, and state-of-the-art SWE-bench performance at $3/$15 per million tokens.
