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keyword

coherence optics

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

$ curl "https://api.seodata.dev/v1/keyword?q=coherence+optics&country=us" +--------------+------------------+ | volume | 480 | | cpc | $4.24 | | competition | 0.05 | | country | US | | updated | 2026-06-28 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
coherence light 720 $0 10/20
light coherence 720 $0 10/20
coherence in light 720 $0 9/20
coherence of light 720 $0 9/20
coherence optical 480 $4.4 10/20
what is coherence of light 210 $0 10/20
what is coherence light 210 $0 9/20
coherence in physics 140 $0 8/20
coherence physics 140 $0 7/20
coherence light source 90 $0 8/20

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://api.seodata.dev/v1/keyword?q=coherence+optics&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