{"version":"2.1.290","anchor":"new-file-descriptor-env-var-for-ccr-agent-proxy-token","canonical_anchor":"new-file-descriptor-env-var-for-ccr-agent-proxy-token","heading":"New environment variable for passing the remote agent proxy token","tier":"use","area":"Cloud Sessions","scope":"individual","heads_up":false,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.290\/e\/new-file-descriptor-env-var-for-ccr-agent-proxy-token","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.290","markdown":"### New environment variable for passing the remote agent proxy token\n\nClaude Code now recognises CCR_AGENT_PROXY_TOKEN_FILE_DESCRIPTOR as a way to receive the agent proxy credential\n\n**Unclear.** It is not clear what part of Claude Code reads this variable.\n\n**What**\n\n`CCR_AGENT_PROXY_TOKEN_FILE_DESCRIPTOR` joins the environment variables Claude Code reads credentials from through a file descriptor, which is a numbered handle to an open file or pipe passed in by another program. It sits alongside the existing ones for the gateway, the API key and websocket connections.\n\n**Why**\n\nThis is part of how remote sessions hand Claude Code its credentials, and most people will never set it.\n\n- Area: Cloud Sessions\n- Tier: Use it now\n- Useful: 4\/5\n- Signal: 3\/5\n- Scope: individual\n- Heads-up: no"}