KDP Niche Research

Official2 toolsLive

by simul813

Kindle niche intelligence (demand/competition/BSR/revenue) gated by x402 USDC on Base.

The io.github.simul813/kdp-niche-research MCP server provides Kindle niche intelligence by assessing demand, competition, and related metrics such as BSR and revenue. Access is gated by a payment requirement of x402 USDC on Base. The server is exposed as a small tool set with 2 tools.

🛠️ Key Features

Kindle niche intelligence for demand and competition
Includes BSR and revenue-related metrics
Access gated by x402 USDC on Base
Total tools: 2

🚀 Use Cases

Evaluating Kindle niches using demand and competition signals
Reviewing BSR and revenue indicators for niche selection
Using the MCP server’s tools to support niche research workflows

⚡ Developer Benefits

Focused tool surface (2 tools) for niche intelligence tasks
Input/output centered on Kindle demand, competition, BSR, and revenue metrics

⚠️ Limitations

Access requires x402 USDC on Base

Captured live from the server via tools/list.

list_niches

List available KDP niche keywords ordered by demand score. Use this to discover what Kindle publishing niches are available for detailed research. Returns keywords ordered by demand score (highest first). This endpoint is free — no payment required. Args: limit: Number of results to return (1-100, default 20) offset: Pagination offset (default 0)

Parameters2

limit	integer	optional
offset	integer	optional

Raw schema

{
  "type": "object",
  "properties": {
    "limit": {
      "default": 20,
      "title": "Limit",
      "type": "integer"
    },
    "offset": {
      "default": 0,
      "title": "Offset",
      "type": "integer"
    }
  },
  "title": "list_nichesArguments"
}

research_niche

Get detailed KDP niche intelligence for a specific keyword. Returns demand score, competition score, Amazon BSR range, estimated monthly revenue, review threshold, average book pricing, and data freshness for the given Kindle publishing niche. Pricing tiers (x402 USDC on Base network): - $0.03 per query for cached/pre-seeded keywords - $0.10 per query for live on-demand research (new keywords) Use the free `list_niches` tool first to see available keywords. Payment options: 1. Set the KDP_X_PAYMENT environment variable on the server for auto-pay. 2. Pass a valid x402 payment header via the x_payment argument. 3. If neither is set, the tool returns structured 402 payment instructions that an x402-capable agent can use to construct and retry payment. Args: keyword: The KDP niche keyword to research (e.g. "romance novels", "keto cookbook") x_payment: Optional base64-encoded x402 payment header. Takes precedence over the KDP_X_PAYMENT environment variable.

Parameters2

keyword	string	required
x_payment	string	optional

Raw schema

{
  "type": "object",
  "properties": {
    "keyword": {
      "title": "Keyword",
      "type": "string"
    },
    "x_payment": {
      "default": "",
      "title": "X Payment",
      "type": "string"
    }
  },
  "required": [
    "keyword"
  ],
  "title": "research_nicheArguments"
}

Install

Tools (2)

list_nichesresearch_niche

Remote endpoint

Streamable HTTP

Hosted server - connect over the network, no local install.

url

https://nichedata.dev/mcp

Add to VS Code Add to Cursor

claude_desktop_config.json

json

{
  "mcpServers": {
    "kdp-niche-research": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://nichedata.dev/mcp"
      ]
    }
  }
}

Desktop config is stdio-only; this bridges via mcp-remote. Native remote: Settings > Connectors.