MCP Servers

GetABrain

Real human judgment as agent tools -- an AI agent can ask a question and get back a structured, schema-validated JSON answer from a real quality-scored human. 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.

README

@getabrain/mcp-server

MCP server for GetABrain.ai — give your AI agent real human judgment as native tools.

Use with Claude Desktop / Cursor

Add to your MCP client config (e.g. claude_desktop_config.json):

{
  "mcpServers": {
    "getabrain": {
      "command": "npx",
      "args": ["-y", "@getabrain/mcp-server"],
      "env": {
        "GETABRAIN_API_KEY": "gab_k_…",
        "GETABRAIN_API_SECRET": "gab_s_…"
      }
    }
  }
}

Get your API key by signing up at https://getabrain.ai.

Tools

get_balance — check your prepaid balance.
submit_query — ask real humans a question (16 query types: A/B test, rating, ranking, sentiment, yes/no, image/video/audio review, voice/video/photo capture, …). Returns a query_id.
get_responses — fetch the human answers for a query.
wait_for_responses — poll (bounded) until enough humans answer; call again while it returns pending.
list_queries — your recent queries.
rate_response — rate a worker's answer 1–5.

Example agent flow

get_balance → ensure funds.
submit_query → get query_id.
wait_for_responses (repeat while pending) → read the human answers.

Full API docs: https://getabrain.ai/docs/api

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