TypeScript SDK for agent spend governance around paid tool calls across MCP, LangGraph, OpenAI, Claude, and Gemini: spend authorization, evidence receipts, refunds, disputes, and settlement.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add paybond --env PAYBOND_API_KEY='<PAYBOND_API_KEY>' -- npx -y @paybond/kit~/.codex/config.toml
[mcp_servers.paybond]
command = "npx"
args = ["-y", "@paybond/kit"]
env = { PAYBOND_API_KEY = "<PAYBOND_API_KEY>" }
# codex mcp add paybond --env PAYBOND_API_KEY='<PAYBOND_API_KEY>' -- npx -y @paybond/kit~/.cursor/mcp.json
{
"mcpServers": {
"paybond": {
"command": "npx",
"args": [
"-y",
"@paybond/kit"
],
"env": {
"PAYBOND_API_KEY": "<PAYBOND_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"paybond": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@paybond/kit"
],
"env": {
"PAYBOND_API_KEY": "<PAYBOND_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"paybond": {
"command": "npx",
"args": [
"-y",
"@paybond/kit"
],
"env": {
"PAYBOND_API_KEY": "<PAYBOND_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"paybond": {
"command": "npx",
"args": [
"-y",
"@paybond/kit"
],
"env": {
"PAYBOND_API_KEY": "<PAYBOND_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"paybond": {
"command": "npx",
"args": [
"-y",
"@paybond/kit"
],
"env": {
"PAYBOND_API_KEY": "<PAYBOND_API_KEY>"
}
}
}
}Environment variables
PAYBOND_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.