Vapi vs OpenPhone
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both Vapi and OpenPhone are credible ai audio tools, and the right pick comes down to your priorities.
Choose Vapi if you want a lower starting price (free) and a free plan to start on. Voice AI agents API.
Choose OpenPhone if you'd rather have a longer free trial (7 days), broader platform coverage and a higher overall rating (4.7/5). The business phone for modern teams.
Vapi vs OpenPhone: side by side
| Dimension | Vapi | OpenPhone |
|---|---|---|
| Starting price | FreeWinner | From $15/user/mo |
| Free plan | YesWinner | No |
| Free trial | — | 7 daysWinner |
| Pricing model | Usage-based | Subscription |
| Best for | Developers | Startups, Smb |
| Platforms | Web, Api | Web, Mac, Windows, Ios, AndroidWinner |
| Rating | 4.5/5 | 4.7/5Winner |
Vapi key facts
- Vendor
- Vapi
- Pricing
- Usage-based — Free
- Free tier
- Yes
- Platforms
- Web, Api
- Best for
- Developers
- Editor rating
- 4.5 / 5
- Founded
- 2023
- Headquarters
- San Francisco, CA, USA
OpenPhone key facts
- Vendor
- OpenPhone
- Pricing
- Subscription — From $15/user/mo
- Free tier
- Free trial (7 days)
- Platforms
- Web, Mac, Windows, Ios, Android
- Best for
- Startups, Smb
- Editor rating
- 4.7 / 5
- Founded
- 2018
- Headquarters
- San Francisco, CA, USA
Frequently asked questions
Is Vapi better than OpenPhone?
Neither is universally better — OpenPhone edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Vapi or OpenPhone cheaper?
Vapi is the more affordable of the two to get started, at free. Vapi starts at free; OpenPhone starts at from $15/user/mo.
Can Vapi replace OpenPhone?
Yes for most teams — both are ai audio tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.