keyword

hallucination

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

$ curl "https://app.seodata.dev/v1/keyword?q=hallucination&country=us" +--------------+------------------+ | volume | 90,500 | | cpc | $2.23 | | competition | 0 | | country | US | | updated | 2026-06-22 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
hallucinations	90,500	$1.16	20/20
hallucination meaning	8,100	$1.58	20/20
define hallucination	6,600	$3.59	20/20
hallucinations definition	6,600	$4.85	20/20
hallucinations meaning	6,600	$8.35	20/20
what are hallucinations	5,400	$0.41	20/20
what is hallucination	5,400	$0.36	20/20
hallucinations causes	2,400	$0.53	20/20
hallucinations types	2,400	$0	20/20
types of hallucinations	2,400	$0	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=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