seodata.dev

keyword

what is hallucination

Monthly search volume and cost-per-click data for "what is hallucination" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+hallucination&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $0.36 | | competition | 0.01 | | country | US | | updated | 2026-06-22 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
hallucination 90,500 $2.23 20/20
hallucinations 90,500 $1.16 20/20
define hallucination 8,100 $0.03 20/20
hallucination meaning 8,100 $1.58 20/20
hallucinations meaning 8,100 $0.31 20/20
hallucinations definition 6,600 $8.35 20/20
what are hallucinations 5,400 $0.41 20/20
hallucinations causes 2,400 $0.53 20/20
types of hallucinations 2,400 $0 20/20
hallucination causes 1,600 $1.77 20/20

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+hallucination&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt