Peptul

Connect it to your AI

Claude Code

claude mcp add --transport http peptul https://www.peptul.com/api/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://www.peptul.com/api/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "peptul": {
      "url": "https://www.peptul.com/api/mcp"
    }
  }
}

Tools it offers

5 tools, as the server itself reported during our check on Oct 31, 2026.

• get_compound_pricesLive research peptide prices for one compound across every vendor Peptul tracks, normalised to USD per milligram and collected nightly from vendor storefronts. Includes the true cheapest listing and the cheapest from a v
• get_vendorOne research peptide vendor's public trust record on Peptul: Peptul Score (0-100 transparency score), third-party testing claim vs Peptul-verified COA, review counts, reported issues, shipping coverage, and whether the v
• get_price_historyHow one research peptide's price has moved over time: the cheapest in-stock price per mg on each day, recorded nightly across every vendor Peptul tracks, with the period low, high and change. USE THIS when asked whether
• calculate_reconstitutionWork out how far to draw on an insulin syringe for a given peptide dose: takes the vial amount, the bacteriostatic water added and the dose wanted, and returns the syringe units, the volume in mL, the resulting concentra
• search_vendorsSearch Peptul's open research peptide vendor directory. Returns active vendors with their Peptul Score, verified-COA status and country - scored vendors first.

Questions