What is the key difference between Chembl and Intact?

Chembl belongs to the Databases category with cloud HTTP/SSE execution, while Intact belongs to the Databases category with cloud HTTP/SSE execution.

How do I install Chembl or Intact in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Chembl and Intact free or paid?

Chembl operates under a Free / Open Source model (No auth required). Intact operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Chembl lists 0 tools with 0 views and 0 GitHub stars. Intact lists 2 tools with 0 views and 0 GitHub stars.

Can I use both Chembl and Intact together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Chembl vs Intact

In-depth architectural comparison of the Chembl and Intact MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Chembl

Databases · Remote HTTP/SSE

Quality: 37/100 (Fair) | Auth: No auth required

Intact

Databases · Remote HTTP/SSE

Quality: 49/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Chembl if you need specialized Databases tools running via a hosted cloud SSE transport. Choose Intact if your workspace requires Databases integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Chembl when:

You need dedicated capabilities in the Databases domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Chembl Details

Choose Intact when:

You need dedicated capabilities in the Databases domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: find_interactions, interaction_count.

Explore Intact Details

Feature & Specification Comparison

Specification	C Chembl Databases	I Intact Databases
Summary	ChEMBL MCP — drug discovery database (EBI).	IntAct (EBI) molecular-interaction database MCP. Keyless.
Category & Scope	Databases	Databases
Quality signal

Tools & Capabilities Breakdown

Chembl Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Intact Tools (2)

find_interactions

IntAct (EBI) molecular-interaction database — find protein-protein and other molecular interactions for a gene/protein (by name or UniProt id), with detection method, interaction type, organism, PubMed ref, and MI confidence score. Keyless.

interaction_count

IntAct (EBI) — fast count of how many molecular interactions a gene/protein (by name or UniProt id) has. Keyless.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Chembl Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "chembl": {
      "url": "https://www.ebi.ac.uk/chembl/"
    }
  }
}

Intact Configuration