Research depth
Discovery
How well the tool supports keyword, competitor, SERP, backlink, or market research before execution.
StoryChief
Combines company context, competitors, live web, keyword/SERP, Search Console, trends, and content-audit data.
The AI marketing agent page says it uses web search, keyword research, Search Console, and content audit; the strategy page adds competitor websites and trends. https://storychief.io/ai-marketing-agent
WordLift
Strong entity, search-demand, competitor and AI-visibility research capabilities.
Agent tools cover keyword discovery, cannibalization, GSC, rankings-drop audits, AI-visibility analysis, enhanced entity research and competitor-aware audits; https://docs.wordlift.io/agent-wordlift/workflows/ and https://docs.wordlift.io/agent-wordlift/integrations/