[Bug] Terminal Escape Sequences Incorrectly Rendered in Prompt

Bug Description
On the current version, I'm getting some terminal escape sequences in the prompt command line.

<img width="862" height="123" alt="Image" src="https://github.com/user-attachments/assets/921ce6b3-f022-4ca3-bf40-7fce31d070ee" />

**Environment Info*

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.0.13
• Feedback ID: 01d1eaef-d46c-4395-b2e3-1ab43c914576

Errors

[{"error":"AxiosError: Request failed with status code 500\n    at iM (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:24:1136)\n    at IncomingMessage.<anonymous> (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:29:9845)\n    at IncomingMessage.emit (node:events:519:35)\n    at IncomingMessage.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1696:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)\n    at t51.request (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:31:2129)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async Zb6 (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1742:26948)\n    at async Au1 (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1742:26678)","timestamp":"2025-10-09T21:13:39.454Z"},{"error":"AxiosError: Request failed with status code 500\n    at iM (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:24:1136)\n    at IncomingMessage.<anonymous> (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:29:9845)\n    at IncomingMessage.emit (node:events:519:35)\n    at IncomingMessage.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1696:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:90:21)\n    at t51.request (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:31:2129)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at async $j1 (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:424:15727)\n    at async VX8 (file:///Users/kyle/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:2706:24200)","timestamp":"2025-10-09T21:13:42.493Z"}]