Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Query real, quality-scored humans as an agent tool. GetABrain routes a question to paid human workers and returns schema-validated JSON — 16 response types (yes/no, ratings, rankings, A/B tests, sentiment, image/video/audio review, voice/video/photo capture). Fully programmatic signup with a $5 free trial credit, no card required. npx -y @getabrain/mcp-server.
Conduct AI-powered qualitative research interviews and surveys at scale with Agent Interviews. Create interviewers, manage research projects, recruit participants, and analyze interview data through MCP.