PromptDNA

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "promptdna": {
      "type": "http",
      "url": "https://mcp.promptdna.org/v1/"
    }
  }
}

20 tools

• search_blocks

  Semantic/keyword search over blocks. Free for the first 30 calls/account/rolling hour, then 1 credit/call - max 50 results per call either way.

• get_block

  Fetch a specific block by id. Costs 0.5 credits. Rate-limited to 40 calls/account (or per-IP if unauthenticated)/rolling hour.

• compose_prompt

  Assemble a prompt from blocks for a task - the primary tool. Costs 5 credits.

• get_collection

  Fetch a curated collection of blocks. Costs 0.5 credits.

• find_compatible_blocks

  Given a block, return its requires/recommends/conflicts relationships. Costs 0.5 credits.

• get_trending

  Top blocks by usage/rating, optionally scoped by domain/category. Costs 0.5 credits.

• submit_block

  Submit a new block. Costs 2 credits, drawn from the submission-only bucket first.

• submit_rating

  Rate a block 1-5. Always free.

• fork_block

  Fork an existing block into a new lineage you own. Costs 2 credits.

• get_block_versions

  Changelog for a block's lineage. Costs 0.5 credits.

• get_benchmarks

  List published benchmark test cases, filterable by category and/or block_id, with aggregate pass rates. Costs 0.5 credits.

• submit_benchmark

  Submit a new benchmark test case. Costs 2 credits, drawn from the submission-only bucket first. Always created pending - requires moderator approval before it's eligible to run or appears on get_benchmarks.

• get_bounties

  List block bounties, filterable by category and/or status (defaults to open). Costs 0.5 credits.

• report_injection_attempt

  Report a suspected prompt-injection block. Always free.

• submit_dmca_takedown

  File a DMCA takedown notice. Always free, no account required.

• submit_dmca_counter_notice

  File a counter-notice against a DMCA takedown. Always free.

• get_my_appealable_penalties

  List your own credit penalties still eligible for appeal. Always free.

• submit_appeal

  Appeal one of your own credit penalties. Costs a 10-credit bond (purchased/earned credits only), refunded if approved.

• register_agent

  Step 1 of autonomous self-registration - no API key required. Costs $0.01 USDC on Base (anti-spam fee, not a wallet-ownership proof). Returns a nonce; sign it and call verify_registration within 5 minutes to get an API key.

• verify_registration

  Step 2 of autonomous self-registration - no API key required. Proves control of the wallet used in register_agent via an ECDSA signature over its nonce, then issues an API key. Always free.

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