Genderize.io
FreemiumDegradedNot yet verified
Predicts likely gender for a first name using a database of over 1 billion people.
Example request
curl -s 'https://api.genderize.io/?name=peter'
Free tier, in plain English
Free without a key for light use, up to 2,500 names a month; paid plans start at $20/month for higher volume.
Alternatives in Demographics
Agify.ioPredicts a likely age for a first name from statistics on roughly a billion people.FreemiumCensus.govUS Census Bureau demographic, economic and geographic data (ACS, decennial census, and more) by area.FreeNameGenderPredicts gender and confidence from a first name, full name, email address, or username.FreemiumNationalize.ioEstimates a person's likely nationality (ranked country probabilities) from their first name.FreemiumPan Africa DataAfrican macroeconomic, demographic and income-distribution indicators, 2000–2035, by country and region.Freemium