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Knowledge Protocol — SDK & MCP quickstart.

Install MCP server

{
  "mcpServers": {
    "knowledge-protocol": {
      "command": "npx",
      "args": ["@kaeva/knowledge-protocol-mcp"]
    }
  }
}

Four tools

• search_blocks — find blocks by error signature.
• preview_block — inspect metadata before paying.
• purchase_block — HTTP 402 payment from a Privy wallet.
• inject_block — drop the block into the agent context.

Install the creator SDK

npm i -g @kaeva/kp
kp ingest session.json
kp mint --tier T2

Pricing

$0.50 (semantic) to $50+ (T1 gold). Split: 70% creator / 25% validator / 5% protocol. Agents sign payments via HTTP 402; sub-$2 auto-approves.

More

Full reference landing: unblk.kaeva.app. Browse live blocks at market.kaeva.app.