Link compounds to protein targets, rank bioactivity (IC50/Ki/EC50), and look up drug mechanisms and indications over ChEMBL via MCP. STDIO or Streamable HTTP.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add chembl -- npx -y @cyanheads/chembl-mcp-server~/.codex/config.toml
[mcp_servers.chembl]
command = "npx"
args = ["-y", "@cyanheads/chembl-mcp-server"]
# codex mcp add chembl -- npx -y @cyanheads/chembl-mcp-server~/.cursor/mcp.json
{
"mcpServers": {
"chembl": {
"command": "npx",
"args": [
"-y",
"@cyanheads/chembl-mcp-server"
]
}
}
}.vscode/mcp.json
{
"servers": {
"chembl": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@cyanheads/chembl-mcp-server"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"chembl": {
"command": "npx",
"args": [
"-y",
"@cyanheads/chembl-mcp-server"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"chembl": {
"command": "npx",
"args": [
"-y",
"@cyanheads/chembl-mcp-server"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"chembl": {
"command": "npx",
"args": [
"-y",
"@cyanheads/chembl-mcp-server"
]
}
}
}Remote
claude mcp add --transport http chembl https://chembl.caseyjhand.com/mcp~/.codex/config.toml
[mcp_servers.chembl]
url = "https://chembl.caseyjhand.com/mcp"
# codex mcp add chembl --url https://chembl.caseyjhand.com/mcp~/.cursor/mcp.json
{
"mcpServers": {
"chembl": {
"url": "https://chembl.caseyjhand.com/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"chembl": {
"type": "http",
"url": "https://chembl.caseyjhand.com/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"chembl": {
"httpUrl": "https://chembl.caseyjhand.com/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"chembl": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://chembl.caseyjhand.com/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"chembl": {
"url": "https://chembl.caseyjhand.com/mcp"
}
}
}