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Harmonic

Startup and company data, founders, funding and team networks.

Install You sign in on Harmonic's own page. No key to copy.

What GBrain can do with Harmonic

Harmonic keeps data on millions of companies and the people behind them: funding, location, founders and network connections. Connected to a workspace, GBrain can answer “which seed-stage climate startups in Berlin raised this year?” or find who on the team knows a company’s founders.

  • Search and enrich companies and people
  • Read saved searches and what is new in them
  • Map the team's connections to a company
  • Build lists of companies and people

From the command line

GBrain gives Harmonic a command line too. From a terminal, a script or Claude Code, gbrainio tool help harmonic lists its commands once it is connected.

Harmonic from the command line

More in Reference

Install Harmonic in a workspace

You sign in on Harmonic's own page. No key to copy. Then add it to a workspace, and anyone on the team can ask about it in plain words.

Install Harmonic Every application