Tools & keys · Search

Serper setup

Google results, used after Tavily's monthly quota.

Optional
Updated
Free tier
New Serper accounts get 2,500 free queries. They're one-time credits that don't renew monthly.
checked September 2026
Larvabot's cap
Stops at 2,400 in total (free: 2,500). Change it in Settings → Free-quota guard.
Fallback position
#7 of 9 for search. See the order

What it does

Serper is an API for Google search results.

  • Backup web search for leads, directories and Reddit threads

Get set up

  1. Sign up at serper.dev and copy your API key
  2. Paste it in Settings → Search → Serper API key
Open serper.dev

Where it goes

In the dashboard, open Settings and find the Search section. Secret values are encrypted before they're saved and only their last four characters are ever shown again.

Settings → Search
Serper API keyencrypted
SERPER_API_KEY
••••••••••••

Staying free

Because the credits don't renew, Larvabot uses Serper only after Tavily (which renews monthly), caps it at 2,400 in total, and checks Serper's balance endpoint so it stops before the credits run out.

How the quota guard works →

Fallback order

For search, Larvabot tries these in order and skips any that aren't set up, are out of free quota or are busy.

  1. 1Tavily
  2. 2Linkup
  3. 3Exa
  4. 4Brave Search API
  5. 5SearXNG (your server)
  6. 6Larvabot search server
  7. 7Serper (Google results)
  8. 8Jina Search
  9. 9DuckDuckGo HTML

More search tools

Curious why Serper made the cut? Serper in the free stack →

Keep going