SEO Related keywords API
Find AnyAPI SEO related keywords from a seed term with volume, CPC, competition, difficulty, and intent as normalized JSON.
$0.17496/1k results, pay per request, no subscription.
{"keyword":Â "best project management software","depth":Â 1,"searchVolume":Â 27100,"cpc":Â 14.82,"competition":Â "high","keywordDifficulty":Â 62,"searchIntent":Â "commercial","updatedUtc":Â 1758844800,... 4 more fields}
Pricing
SEO Related keywords API pricing
Try it
Get SEO related keywords in one request
This sample shows 18 of 19 fields. See every field
{
"found": true,
"data": {
"relatedKeywords": [
{
"keyword": "best project management software",
"depth": 1,
"searchVolume": 27100,
"cpc": 14.82,
"competition": "high",
"keywordDifficulty": 62,
"searchIntent": "commercial",
"updatedUtc": 1758844800,
"bidLow": 8.4,
"bidHigh": 22.1,
"monthlySearches": [
{
"year": 2025,
"month": 6,
"searchVolume": 24900
},
{
"year": 2025,
"month": 7,
"searchVolume": 26400
},
{
"year": 2025,
"month": 8,
"searchVolume": 27100
}
],
"keywords": [
"top project management software",
"project management software comparison"
]
},
{
"keyword": "project management software for small business",
"depth": 1,
"searchVolume": 9900,
"cpc": 16.05,
"competition": "high",
"keywordDifficulty": 54,
"searchIntent": "commercial",
"updatedUtc": 1758844800,
"bidLow": 9.2,
"bidHigh": 24.3,
"monthlySearches": [
{
"year": 2025,
"month": 7,
"searchVolume": 9400
},
{
"year": 2025,
"month": 8,
"searchVolume": 9900
}
],
"keywords": [
"small business pm tools"
]
},
{
"keyword": "free project management software",
"depth": 1,
"searchVolume": 18100,
"cpc": 9.4,
"competition": "medium",
"keywordDifficulty": 48,
"searchIntent": "transactional",
"updatedUtc": 1758844800,
"bidLow": 4.1,
"bidHigh": 12.6,
"monthlySearches": [
{
"year": 2025,
"month": 7,
"searchVolume": 17600
},
{
"year": 2025,
"month": 8,
"searchVolume": 18100
}
],
"keywords": [
"free pm software",
"free project tracker"
]
},
{
"keyword": "what is project management software",
"depth": 1,
"searchVolume": 2400,
"cpc": 5.15,
"competition": "low",
"keywordDifficulty": 21,
"searchIntent": "informational",
"updatedUtc": 1758844800,
"bidLow": 2.3,
"bidHigh": 7.8,
"monthlySearches": [
{
"year": 2025,
"month": 7,
"searchVolume": 2200
},
{
"year": 2025,
"month": 8,
"searchVolume": 2400
}
],
"keywords": []
},
{
"keyword": "project management software login",
"depth": 1,
"searchVolume": 880,
"cpc": 3.1,
"competition": "low",
"keywordDifficulty": 12,
"searchIntent": "navigational",
"updatedUtc": 1758844800,
"bidLow": 1.2,
"bidHigh": 4.6,
"monthlySearches": [
{
"year": 2025,
"month": 7,
"searchVolume": 820
},
{
"year": 2025,
"month": 8,
"searchVolume": 880
}
],
"keywords": []
}
]
}
}Full parameter and response reference - every field, type, and example for this endpoint.
Reference
One request, one response shape.
Every field you send and every field you get back, each with a real example.
Last verified 2026-10-31 · uptime and latency measured over 30d
Request body
JSON, posted to this endpoint.
- keywordstring
project management software
Seed SEO keyword used to find related keywords.
- depthinteger
1
Depth of the related-keyword expansion (0-4). Higher depth explores a broader keyword tree; the number of returned results, and therefore the price, is still capped by limit.
- languagestring
en
Language code for SEO metrics.
- limitinteger
5
Maximum number of related keywords to return. You are billed per returned result, so a lower limit costs less.
- locationinteger
2840
Location code for SEO metrics. The default is the United States.
- orderByenum
volume_desc
Sort order for the returned related keywords: by search volume, cost per click, or keyword difficulty, ascending or descending. Omit for the default order.
Response
JSON, one example value per field.
SEO related keyword records. Populated whenever the provider has data for the entity.
- bidHighnumber
22.1
Upper bound of the estimated paid-search top-of-page bid in USD.
- bidLownumber
8.4
Lower bound of the estimated paid-search top-of-page bid in USD.
- competitionstring
high
Paid-search competition level for the related keyword. Populated whenever the provider has data for the entity.
- cpcnumber
14.82
Average paid-search cost per click in USD. Populated whenever the provider has data for the entity.
- depthinteger
1
Related-keyword graph depth from the seed keyword. Populated whenever the provider has data for the entity.
- keywordstring
best project management software
Related keyword phrase. Populated whenever the provider has data for the entity.
- keywordDifficultyinteger
62
Estimated organic ranking difficulty on a 0-100 scale. Populated whenever the provider has data for the entity.
- keywordsstring[]
Further keywords DataForSEO relates to this one.
- searchIntentstring
commercial
Primary SEO search intent for the related keyword. Populated whenever the provider has data for the entity.
- searchVolumeinteger
27100
Average monthly search volume for the related keyword. Populated whenever the provider has data for the entity.
- updatedUtcnumber
1758844800
UTC epoch timestamp in seconds (Unix time). Multiply by 1000 for a JS Date in milliseconds.
Monthly search-volume history for the keyword.
- monthinteger
6
Calendar month number for the monthly search-volume record.
- searchVolumeinteger
24900
Search volume for the month.
- yearinteger
2025
Calendar year for the monthly search-volume record.
- foundboolean
true
- reason"not_found"
Present only when `found` is false, and says why there is no result. `not_found`: the source states the target does not exist, or returned nothing for it. A `found: false` answer is a successful call, not an error, and `costUsd` is what it actually cost.
FAQ
About the SEO Related keywords API
The AnyAPI SEO Related keywords API returns SEO related keywords data as normalized JSON from one POST call to /v1/run/seo.related_keywords. Find AnyAPI SEO related keywords from a seed term with volume, CPC, competition, difficulty, and intent as normalized JSON. AnyAPI returns one normalized schema whichever source serves it. It costs $0.17 per 1,000 results, and never more than $0.17496 for a single request, in US dollars with no subscription and no monthly minimum. Over the last 30 days, 100.0% of SEO related keywords calls through AnyAPI succeeded, with a median response time of 0.5 seconds across 130 measured calls.