Research depth
Discovery
How well the tool supports keyword, competitor, SERP, backlink, or market research before execution.
Respona
Some research is built into the managed workflow: Respona says it uses proprietary prospecting and AI-visibility tooling and creates data-driven briefs with AI deep research.
https://respona.com/ says it creates data-driven briefs and outlines using AI deep research; https://respona.com/blog/ai-search-visibility-services/ describes proprietary prospecting and AI-visibility tracking.
Schema App
Supports narrow schema-markup analysis, competitor markup review and experiments, not broad keyword, SERP, backlink or market research.
The official process page documents competitor analysis, experiments and ongoing monitoring: https://www.schemaapp.com/how-it-works/