Tools & keys · Contacts
Prospeo setup
Finds an author's email from their name and website.
Optional
Updated
Free tier
Prospeo's free plan includes a monthly allowance of credits (100 at the time of checking), and a lookup that finds nothing costs no credit.checked September 2026
Larvabot's cap
Stops at 90 a month (free: 100). Change it in Settings → Free-quota guard.Fallback position
#3 of 5 for contact finding. See the orderWhat it does
Prospeo looks up professional email addresses from a person's name and company website, and can return verified addresses only.
- When a lead's page names the author but shows no email
- Asks for verified emails only, so bounces stay low
Get set up
- Create a free Prospeo account
- Copy your API key into Settings → Contacts → Prospeo API key
Where it goes
In the dashboard, open Settings and find the Contacts section. Secret values are encrypted before they're saved and only their last four characters are ever shown again.
Settings → Contacts
Prospeo API keyencrypted
PROSPEO_API_KEY••••••••••••
Staying free
Larvabot reads Prospeo's own credit balance, stops with a small margin left, and only asks when it knows the author's full name.
How the quota guard works →Fallback order
For contact finding, Larvabot tries these in order and skips any that aren't set up, are out of free quota or are busy.
- 1Page + contact-page scraping
- 2MX check (DNS-over-HTTPS)
- 3Prospeo
- 4Tomba
- 5Hunter.io
More contacts tools
Curious why Prospeo made the cut? Prospeo in the free stack →