Data Collection

string-db.org

Retrieves and analyzes protein-protein interaction data from the STRING database.

1 endpoint17 known toolsFirst detected July 25, 2026Last detected August 29, 2026

ENDPOINT 1

https://mcp.string-db.org

No auth detected

MCP server metadata

Name: STRING Database MCP Server
Version: 2.14.7

Capabilities

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Known tools 17

string_resolve_proteins

Maps one or more protein identifiers to their corresponding STRING metadata, including: gene symbol, description, sequence, domains, species, and internal STRING ID.

Inferred read-only

string_interactions_query_set

Retrieves the interactions between the query proteins.

Inferred read-only

string_all_interaction_partners

Retrieves all interaction partners for one or more proteins from STRING.

Inferred read-only

string_visual_network

Retrieves a URL to a **STRING interaction network image** for one or more proteins.

Inferred read-only

string_network_clustering

Performs **network clustering** on a STRING interaction network and returns both a **network image URL** and details about each detected cluster.

Inferred read-only

string_network_link

Retrieves a stable URL to an interactive STRING network for one or more proteins.

Inferred read-only

string_homology

Retrieves pairwise protein similarity scores (Smith–Waterman bit scores) for the query proteins.

Inferred read-only

string_interaction_evidence

Retrieves direct links to STRING evidence pages for protein–protein interaction pairs.

Inferred read-only

string_enrichment

This tool retrieves functional enrichment for a set of proteins using STRING.

Inferred read-only

string_functional_annotation

This tool retrieves curated functional annotations for a set of proteins.

Inferred read-only

string_enrichment_image_url

Retrieves the STRING enrichment figure image *URL* for a set of proteins.

Inferred read-only

string_ppi_enrichment

This tool tests if your network is enriched in protein-protein interactions compared to the background proteome-wide distribution (i.

Inferred read-only

string_proteins_for_term

Retrieve proteins annotated with a functional term or descriptive text in a single species.

Inferred read-only

string_sequence_search

Searches the STRING database using **amino acid sequences** to identify matching proteins.

Inferred read-only

string_query_species

Search for species or clades available in STRING by free-text query and return their NCBI taxonomy IDs.

Inferred read-only

string_create_file

Creates a downloadable file for STRING-derived results.

Inferred read-only

string_help

Provides explanatory text for STRING features and limitations.

Inferred read-only

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.string-database-mcp-server]
url = "https://mcp.string-db.org"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "string-database-mcp-server": {
      "type": "http",
      "url": "https://mcp.string-db.org"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: string-database-mcp-server
Remote MCP URL: https://mcp.string-db.org

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "string-database-mcp-server": {
      "url": "https://mcp.string-db.org"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "string-database-mcp-server": {
      "type": "http",
      "url": "https://mcp.string-db.org"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "string-database-mcp-server",
  "transport": "streamable-http",
  "url": "https://mcp.string-db.org"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

TRUST AND VERIFICATION EVIDENCE

Trust Data Available

BuiltWith Trust API v2 evidence for string-db.org was fetched 2026-08-04T12:56:38.805Z and is being refreshed.

Trust status Trusted

string-db.org is assessed as Trusted: Domain has an established technology history spanning over a year.

Indexed

Evidence is source-attributed and does not guarantee that a third-party server is safe. Risk labels are conservative metadata heuristics.