Hello, KeywordPlanService.GenerateHistoricalMetricsRequest
https://developers.google.com/google-ads/api/docs/keyword-planning/generate-historical-metrics?hl=en#create_a_keyword_planbegan to return the same data for different locations, an example of an answer for using the words:
"seo", "seo tool"
for locations:
India (2356), USA (2840), Great Britain (2826).
In ALL cases:
[{"searchQuery":"seo","keywordMetrics":{"avgMonthlySearches":"1500000","monthlySearchVolumes":[{"year":"2022","month":"APRIL","monthlySearches":"1500000"}],"competition":"LOW","competitionIndex":"26","lowTopOfPageBidMicros":"390036","highTopOfPageBidMicros":"6710000"}},{"searchQuery":"seo tool","keywordMetrics":{"avgMonthlySearches":"74000","monthlySearchVolumes":[{"year":"2022","month":"APRIL","monthlySearches":"60500"}],"competition":"LOW","competitionIndex":"33","lowTopOfPageBidMicros":"350000","highTopOfPageBidMicros":"9410000"}}]
It looks like these are world results.