Stammer
Build a chat or voice agent, then resell it under your brand.
OUR TAKE
Pick Stammer for agencies who will pay $49–$99 and mark up usage. $49 is the seat; the wallet is extra.
Good fit
Agencies who will pay $49–$99 and mark up usage.
Poor fit
Developers who want a $0.05 / min API (Vapi).
Standard $49 · Pro (White Label) $99 · Add-ons $5
USD, before tax · Checked 2026-10-28 · stammer.ai/pricing
OUR TAKE
Pick Stammer for agencies who will pay $49–$99 and mark up usage. $49 is the seat; the wallet is extra.
Good fit
Agencies who will pay $49–$99 and mark up usage.
Poor fit
Developers who want a $0.05 / min API (Vapi).
Standard $49 · Pro (White Label) $99 · Add-ons $5
USD, before tax · Checked 2026-10-28 · stammer.ai/pricing
What it costs
USD, before tax · Checked 2026-10-28 · stammer.ai/pricing
Standard
500 chat replies + 120 voice minutes. Extra replies / message; extra voice / min on the card (model table also lists – / min by model)
Lowest paid
$49
Pro (White Label)
5 chat + 5 voice agents; extra agents . Resell usage; MCP; BYO keys
$99
Enterprise
Not published by the vendor
Not published by the vendor
Add-ons
1M knowledge characters ; extra concurrent calls
$5
Checked 2026-10-28·stammer.ai/pricing
Before you pay
Good fit
Agencies who will pay $49–$99 and mark up usage.
Poor fit
Developers who want a $0.05 / min API (Vapi).
Watch out
$49 is the seat; the wallet is extra
Instead, try
Vapi if hosting $0.05 / min if you want the API; Phonely if Free $0 / 100 minutes
Compare Stammer with
Limits, in full
- 01
$49 is the seat; the wallet is extra
- 02
White-label starts at $99
- 03
Not a developer voice SDK
If Stammer isn't it
Why: hosting $0.05 / min if you want the API.
Paid only$5
Hosting is $0.05/min plus providersChecked 2026-10-22·vapi.ai/pricing
vs Stammer
Why: Free $0 / 100 minutes.
Free· paid from$50
Cards and table disagreed on Starter/Pro minutesChecked 2026-10-28·phonely.ai/pricing
vs Stammer
Why: $5 credits; $0.06 / min preferred models.
Free· paid from$10
$0.06 / min is not the carrier billChecked 2026-10-28·bolna.ai/pricing
vs StammerLimits & alternatives3 limits · Vapi, Phonely, Bolna instead
Limits, in full
- 01
$49 is the seat; the wallet is extra
- 02
White-label starts at $99
- 03
Not a developer voice SDK
If Stammer isn't it
Why: hosting $0.05 / min if you want the API.
Paid only$5
Hosting is $0.05/min plus providersChecked 2026-10-22·vapi.ai/pricing
vs StammerWhy: Free $0 / 100 minutes.
Free· paid from$50
Cards and table disagreed on Starter/Pro minutesChecked 2026-10-28·phonely.ai/pricing
vs StammerWhy: $5 credits; $0.06 / min preferred models.
Free· paid from$10
$0.06 / min is not the carrier billChecked 2026-10-28·bolna.ai/pricing
vs Stammer