# search.peptides > Every research-peptide vendor and listing, compared: 20485 listings from 239 vendors across 770 peptides, ranked by USD per mg, with independent lab results for 1982 vendors and each vendor's contact details (email, phone, WhatsApp, Telegram, socials, websites). Scores and test counts come from Finnrick's independent lab testing; COA findings are from documents the vendor publishes. Not affiliated with Finnrick or any vendor. For research use; not medical advice. ## Search - [Listings](https://search.peptides.pit.world/?text=bpc-157+in+stock): faceted search; free text like "retatrutide lab tested under $1/mg" - [Vendors](https://search.peptides.pit.world/vendors): score, lab pass rate, payment, ships from, contact - [Peptides](https://search.peptides.pit.world/peptides): every peptide with vendors and lowest $/mg ## API (JSON, no key) - https://search.peptides.pit.world/api/v1/search?text=... (filters: peptide vendor max_per_mg max_price min_score in_stock tested passed payment ships_from ordering form sort page) - https://search.peptides.pit.world/api/v1/vendors?contact=email&min_score=80 - https://search.peptides.pit.world/api/v1/vendors/{slug} - https://search.peptides.pit.world/api/v1/peptides/{slug} - https://search.peptides.pit.world/api/v1/export (the whole register) ## MCP - Streamable HTTP: POST https://search.peptides.pit.world/mcp - stdio: bunx searchpeptides mcp - Tools: search_listings, search_vendors, get_vendor, get_peptide, list_peptides ## Data - Also mirrored to https://nichedb.dev/c/peptides - Source: https://github.com/moshcoder/search.peptides