Retell AI vs Vapi
Retell AI (Retell AI) and Vapi (Vapi, Inc.) side by side on public data, as of Oct 6, 2026.
Retell AI and Vapi are close on weekly package downloads (617K and 570K). Over the last 30 days downloads moved +16% for Retell AI and +13% for Vapi.
Side-by-side numbers
| Metric | Retell AI | Vapi |
|---|---|---|
| Pulse Score | 50 | 50 |
| Overall rank | #38 | #41 |
| Downloads, last 7 days | 617K | 570K |
| Downloads, 7-day change | up 15.6% | up 19.8% |
| Downloads, 30-day change | up 15.8% | up 13.1% |
| VS Code installs | — | — |
| Marketplace rating | — | — |
| GitHub stars | — | — |
| Homebrew installs, 30 days | — | — |
| Hacker News mentions, 30 days | 0 | 0 |
| Latest stable release | — | — |
| Stable releases, 90 days | ||
| Terminal-Bench (best run) | — | — |
| Price | Free + $0.055/min | Free + $0.05/min |
| License | ||
| First released | — | — |
| Interfaces | — | — |
| Models |
Trends
Retell AI
Platform for building, testing, deploying and monitoring AI voice and chat agents, with built-in telephony, prompt and flow builders, tool calling and analytics.
Pricing: Pay-as-you-go with $10 free credit. The voice infrastructure fee is $0.055/min, with speech, model and telephony added per minute, for a stated total of $0.07–$0.31/min. Enterprise pricing is custom.
Vapi
Developer platform and API for building, testing and deploying voice AI agents for phone and web calls, combining third-party speech-to-text, language model and text-to-speech providers.
Pricing: Pay-as-you-go from $0 with $5 free credit and a $0.05/min Vapi hosting fee; speech-to-text, model, voice and telephony are billed on top at provider rates. Plans are Core $29/mo, Pro from $999/mo and Premier (custom).