MCP server

Peptul Official

com.peptul/peptul

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Live research peptide prices, price history, vendor trust records and a reconstitution calculator.

Working at last checkVerified publisher: peptul.comAbout 1,133 tokens per request once connected5 tools

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

At a glance

Type: MCP server
Publisher: peptul.com (verified by the MCP Registry)
Status: Working at last check
Tools: 5
Token cost: About 1,133 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

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

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.peptul]
url = "https://www.peptul.com/api/mcp"

Gemini CLI

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

Cursor

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

VS Code

{"servers":{"peptul":{"type":"http","url":"https://www.peptul.com/api/mcp"}}}

Antigravity

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

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"peptul","server_url":"https://www.peptul.com/api/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"peptul","server_url":"https://www.peptul.com/api/mcp"}

calculate_reconstitution ~419 tokens
Work 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 concentration and how many doses the vial holds. USE THIS instead of doing the arithmetic
get_compound_prices ~186 tokens
Live 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 vendor whose third-party COA Peptul has independently verified. Example compounds
get_price_history ~241 tokens
How 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 a price is currently good, whether it has risen or fallen, or what a peptide "us
get_vendor ~148 tokens
One 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 vendor is still operating.
search_vendors ~139 tokens
Search Peptul's open research peptide vendor directory. Returns active vendors with their Peptul Score, verified-COA status and country - scored vendors first.

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Find where to buy peptides from vetted, COA-tested vendors and check if a peptide vendor is legit.
Peptide Library
Peptide research profiles, evidence by tier, comparisons and educational content. No dosing.
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Free signed allow/warn/block before paying x402 sellers; test-buys on XRPL, Base and Stellar
Craigmbrown Blindoracle
Trust + counterparty-risk layer for x402 A2A trades: reputation, pre-hire check, escrow, disputes
LION — Verified Company & Compliance Data
Keyless x402 compliance on Base: $0.001 OFAC wallet screen, $0.05 pack, $0.95 company file.
BuyAPI
Vendor intelligence for AI coding agents choosing developer tools and stacks.
ToolVet
The vetted directory of paid APIs and MCP servers for AI agents.
DataNexus MCP
Public data intelligence for AI agents — CVE, compliance, patents, contracts, domains.

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