Can this product actually be returned? The merchant's exact clause, its URL and the date.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add returncheck --env RETURNCHECK_API_KEY='<RETURNCHECK_API_KEY>' -- npx -y returncheck-mcp~/.codex/config.toml
[mcp_servers.returncheck]
command = "npx"
args = ["-y", "returncheck-mcp"]
env = { RETURNCHECK_API_KEY = "<RETURNCHECK_API_KEY>" }
# codex mcp add returncheck --env RETURNCHECK_API_KEY='<RETURNCHECK_API_KEY>' -- npx -y returncheck-mcp~/.cursor/mcp.json
{
"mcpServers": {
"returncheck": {
"command": "npx",
"args": [
"-y",
"returncheck-mcp"
],
"env": {
"RETURNCHECK_API_KEY": "<RETURNCHECK_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"returncheck": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"returncheck-mcp"
],
"env": {
"RETURNCHECK_API_KEY": "<RETURNCHECK_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"returncheck": {
"command": "npx",
"args": [
"-y",
"returncheck-mcp"
],
"env": {
"RETURNCHECK_API_KEY": "<RETURNCHECK_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"returncheck": {
"command": "npx",
"args": [
"-y",
"returncheck-mcp"
],
"env": {
"RETURNCHECK_API_KEY": "<RETURNCHECK_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"returncheck": {
"command": "npx",
"args": [
"-y",
"returncheck-mcp"
],
"env": {
"RETURNCHECK_API_KEY": "<RETURNCHECK_API_KEY>"
}
}
}
}Remote
claude mcp add --transport http returncheck https://returncheck.m-angelmartinez-fer.workers.dev/mcp~/.codex/config.toml
[mcp_servers.returncheck]
url = "https://returncheck.m-angelmartinez-fer.workers.dev/mcp"
# codex mcp add returncheck --url https://returncheck.m-angelmartinez-fer.workers.dev/mcp~/.cursor/mcp.json
{
"mcpServers": {
"returncheck": {
"url": "https://returncheck.m-angelmartinez-fer.workers.dev/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"returncheck": {
"type": "http",
"url": "https://returncheck.m-angelmartinez-fer.workers.dev/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"returncheck": {
"httpUrl": "https://returncheck.m-angelmartinez-fer.workers.dev/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"returncheck": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://returncheck.m-angelmartinez-fer.workers.dev/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"returncheck": {
"url": "https://returncheck.m-angelmartinez-fer.workers.dev/mcp"
}
}
}Environment variables
RETURNCHECK_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.