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keyword

what is a smog check

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

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+a+smog+check&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $3.85 | | competition | 0 | | country | US | | updated | 2026-06-02 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
smogged check 135,000 $2.51 17/20
smog test 18,100 $2.54 19/20
what is a smog 5,400 $0 19/20
what is a smog test 4,400 $3.21 20/20
what is checked in a smog test 4,400 $4.3 16/20
smogged car 1,900 $2.41 17/20
what smog check 590 $0 16/20
what is a smog inspection 90 $0 17/20
smog check what is it 90 $0 16/20
what is a smog check for 50 $0 16/20

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+a+smog+check&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