AgentStack vs Retell
AgentStackAI Agents
Free (OSS)Published price
RetellAI Voice Agents
AgentStack AI Agents The easiest way to start your agent project | Retell AI Voice Agents AI Voice Agent Platform for Phone Call Automation | |
|---|---|---|
| Overview | ||
| Category | AI Agents | AI Voice Agents |
| What it is | CLI and framework for scaffolding AI agent projects with templated multi-agent workflows. | Voice AI API for building production phone call agents with low latency. |
| Pricing | ||
| Published price | Free (OSS) A free or open-source option is publicly available. Paid commercial pricing is not published; contact AgentStack for current paid terms. | Not published |
| Pricing model | Not available | Usage-based |
| Free options | Free plan · No free trial | Free plan · Free trial |
| Deal on Cubbie | None right now | None right now |
| Company | ||
| Founded | 2024 | 2023 |
| Team size | 2-10 employees | 11-50 employees |
| Headquarters | Remote | San Francisco, CA |