MCP server for Krystal Voice Caller — drive your voice tenant from Claude, Cursor, or any MCP-aware agent.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add krystal-voice-caller --env KVC_API_TOKEN='<KVC_API_TOKEN>' -- uvx kvc-mcp~/.codex/config.toml
[mcp_servers.krystal-voice-caller]
command = "uvx"
args = ["kvc-mcp"]
env = { KVC_API_TOKEN = "<KVC_API_TOKEN>" }
# codex mcp add krystal-voice-caller --env KVC_API_TOKEN='<KVC_API_TOKEN>' -- uvx kvc-mcp~/.cursor/mcp.json
{
"mcpServers": {
"krystal-voice-caller": {
"command": "uvx",
"args": [
"kvc-mcp"
],
"env": {
"KVC_API_TOKEN": "<KVC_API_TOKEN>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"krystal-voice-caller": {
"type": "stdio",
"command": "uvx",
"args": [
"kvc-mcp"
],
"env": {
"KVC_API_TOKEN": "<KVC_API_TOKEN>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"krystal-voice-caller": {
"command": "uvx",
"args": [
"kvc-mcp"
],
"env": {
"KVC_API_TOKEN": "<KVC_API_TOKEN>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"krystal-voice-caller": {
"command": "uvx",
"args": [
"kvc-mcp"
],
"env": {
"KVC_API_TOKEN": "<KVC_API_TOKEN>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"krystal-voice-caller": {
"command": "uvx",
"args": [
"kvc-mcp"
],
"env": {
"KVC_API_TOKEN": "<KVC_API_TOKEN>"
}
}
}
}Environment variables
KVC_API_TOKEN
Replace the placeholders with your own credentials and keep them out of version control.