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 July 25, 2026

ENDPOINT 1

https://mcp.string-db.org

No auth detected

MCP server metadata

Name: STRING Database MCP Server
Version: 2.13.1

Capabilities

experimentalprompts.listChangedresources.listChangedtools.listChanged

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

Loading Trust v2 evidence…

Checking the associated registrable domain. The BuiltWith key remains server-side.

Indexed

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