Research depth
Discovery
How well the tool supports keyword, competitor, SERP, backlink, or market research before execution.
AthenaHQ
Strong AI-search research surface spanning prompts, responses, sources, competitors, citation intelligence, and prompt-volume estimates.
The plans comparison lists prompt volume estimation/analysis, prompt variations and conversation context, unlimited competitor tracking/benchmarking, and citation intelligence. https://athenahq.ai/pricing
Goodie AI
Strong AEO research layer built around real customer prompts and demand patterns.
The homepage says Research understands real customer prompts, search-volume patterns, and visibility opportunities; Prompt Research is listed as a product area. https://higoodie.com/