seodata.dev

keyword

who invented hair color

Monthly search volume and cost-per-click data for "who invented hair color" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=who+invented+hair+color&country=us" +--------------+------------------+ | volume | 320 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
when was hair dye invented 1,600 $0 20/20
when was hair bleach invented 1,300 $0 16/20
who invented hair coloring 320 $0 14/20
history of haircolor 260 $0 17/20
history of coloring hair 260 $0 16/20
history of hair dye 260 $0 16/20
hair color history 260 $0 15/20
hair dye history 260 $0 15/20
history of dyeing hair 260 $0 15/20
origin of hair color 260 $0 15/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=who+invented+hair+color&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt