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keyword

what is the best purple shampoo to use

Monthly search volume and cost-per-click data for "what is the best purple shampoo to use" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+the+best+purple+shampoo+to+use&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0.75 | | competition | 1 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
the best purple shampoo 18,100 $0.7 20/20
purple shampoo for blonde hair 18,100 $0.91 17/20
best purple shampoo 14,800 $0.84 20/20
purple shampoo for brassy hair 8,100 $0.75 14/20
best purple shampoo for blonde hair 5,400 $0.99 20/20
best purple shampoo for blondes 5,400 $0.99 16/20
best blonde shampoo 3,600 $1.96 20/20
purple shampoo for highlights 1,300 $0.58 17/20
what is the best purple shampoo 880 $0.73 16/20
which purple shampoo is the best 90 $0.58 14/20

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=what+is+the+best+purple+shampoo+to+use&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