MCP server

Gtex

io.github.pipeworx-io/gtex

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

GTEx MCP.

Working at last checkOfficial: pipeworx.io's GitHub account (pipeworx-io)About 27,034 tokens per request once connected47 tools

https://gateway.pipeworx.io/gtex/mcp

At a glance

Type: MCP server
Publisher: pipeworx.io (verified by the MCP Registry)
Status: Working at last check
Tools: 47
Token cost: About 27,034 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 gtex https://gateway.pipeworx.io/gtex/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.gtex]
url = "https://gateway.pipeworx.io/gtex/mcp"

Gemini CLI

{"mcpServers":{"gtex":{"httpUrl":"https://gateway.pipeworx.io/gtex/mcp"}}}

Cursor

{"mcpServers":{"gtex":{"url":"https://gateway.pipeworx.io/gtex/mcp"}}}

VS Code

{"servers":{"gtex":{"type":"http","url":"https://gateway.pipeworx.io/gtex/mcp"}}}

Antigravity

agy mcp add gtex https://gateway.pipeworx.io/gtex/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":"gtex","server_url":"https://gateway.pipeworx.io/gtex/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"gtex","server_url":"https://gateway.pipeworx.io/gtex/mcp"}

gene ~82 tokens
Gene metadata by Gencode id or symbol.
median_expression ~131 tokens
Median expression across tissues for a gene (TPM).
single_tissue_eqtls ~95 tokens
Significant single-tissue eQTLs for a gene.
tissues ~149 tokens
GTEx Portal (Genotype-Tissue Expression project) — the catalogue of human tissue sites GTEx sampled, such as Liver, Whole_Blood and Brain_Cortex. Returns each tissue's tissueSiteDetailId, display name, parent tissue site, RNA-seq and genotype sample counts and colour code; that id is the spelling ev
top_expressed_genes ~274 tokens
GTEx Portal (Genotype-Tissue Expression project) — the genes with the highest median expression in one human tissue, given a GTEx tissueSiteDetailId such as Liver or Whole_Blood. Returns ranked genes with Gencode id, gene symbol and median TPM, with a settable result count and an optional mitochondr

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