OpenAI Billing for Claude Code

io.github.mcp-dir/openai_billing-mcp

OpenAI organization usage and cost reporting through an admin API key connected by the user.

client:Claude Code transport:streamable-http tools:9

Install OpenAI Billing in Claude Code

run in your project directory

claude mcp add --transport http openai_billing-mcp https://api.mcp.ai/p_openai_billing

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs