PromptDNA MCP server

• compose_promptFree

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

• find_compatible_blocksFree

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

• fork_blockFree

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

• get_benchmarksFree

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

• get_blockFree

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

• get_block_versionsFree

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

• get_bountiesFree

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

• get_collectionFree

  Fetch a curated collection of blocks. Costs 0.5 credits.

• get_my_appealable_penaltiesFree

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

• get_trendingFree

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

• register_agentFree

  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.

• report_injection_attemptFree

  Report a suspected prompt-injection block. Always free.

• search_blocksFree

  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.

• submit_appealwrite actionFree

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

• submit_benchmarkwrite actionFree

  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.

• submit_blockwrite actionFree

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

• submit_dmca_counter_noticewrite actionFree

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

• submit_dmca_takedownwrite actionFree

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

• submit_ratingwrite actionFree

  Rate a block 1-5. Always free.

• verify_registrationFree

  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.

• –Code scanremote-only server, no package to scann/a
• Live reliabilityremote reachable in 576ms20/20
• Tool poisoning20 tool descriptions checked15/15
• Auth qualityopen endpoint exposes 6 write-action tools with no auth3/15
• Maintenanceno repository listed3/15
• Maintainer identityno repository or website to verify2/10

PromptDNA: common questions

Is PromptDNA MCP server safe?

With care: it is graded C, so read the findings first (57/100). Read the PromptDNA safety report

How do I install PromptDNA?

It runs remotely at mcp.promptdna.org. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.

Does PromptDNA need an API key?

Not as far as the registry entry and our scan can tell: no credentials are declared or required.

Is PromptDNA maintained?

The latest release is v1.0.0.

Is PromptDNA up?

100% of our last 28 checks got an answer. We check remote servers about four times a day.

What can I use instead of PromptDNA?

Servers from other publishers that do the same job: Agent-Native Analytics MCP server, Image MCP server and llmtrim MCP server. Compare all PromptDNA alternatives.