Explain why two scientific papers disagree — a contradiction explorer for bench scientists that compares study designs and grounds every claim in the source text.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add studydiff --env ANTHROPIC_API_KEY='<ANTHROPIC_API_KEY>' -- npx -y studydiff-mcp~/.codex/config.toml
[mcp_servers.studydiff]
command = "npx"
args = ["-y", "studydiff-mcp"]
env = { ANTHROPIC_API_KEY = "<ANTHROPIC_API_KEY>" }
# codex mcp add studydiff --env ANTHROPIC_API_KEY='<ANTHROPIC_API_KEY>' -- npx -y studydiff-mcp~/.cursor/mcp.json
{
"mcpServers": {
"studydiff": {
"command": "npx",
"args": [
"-y",
"studydiff-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"studydiff": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"studydiff-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"studydiff": {
"command": "npx",
"args": [
"-y",
"studydiff-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"studydiff": {
"command": "npx",
"args": [
"-y",
"studydiff-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"studydiff": {
"command": "npx",
"args": [
"-y",
"studydiff-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>"
}
}
}
}Environment variables
ANTHROPIC_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.