Best OpenAI Agents SDK alternatives
Looking beyond OpenAI Agents SDK? These 12 tools cover the same job, matched on what each one does. Compare pricing here and open any listing for its pros and cons.

BoltAI is a local-first multi-model AI workspace for Mac. See supported providers, agents, MCP tools, current one-time pricing, privacy limits, and alternatives.
Retell AI is a platform designed for building, testing, deploying, and monitoring AI-powered phone agents [1](https://docs.retellai.com/general/introduction)[2](https://hamming.ai/partners/retell)[4](https://www.retellai.com/). It automates

GCA evolved into the Upsonic open-source Python agent framework. Learn what changed, what the maintained successor does, pricing, and alternatives.
Build and deploy custom AI agents in 30 seconds—no code, multi-model, enterprise-ready.
