[BUG] API Error 413 Request size exceeds model context window

Environment

• Platform (select one):
• [x] Anthropic API
• [ ] AWS Bedrock
• [ ] Google Vertex AI
• [ ] Other: <!-- specify -->
• Claude CLI version: <!-- output of claude --version -->
• Operating System: <!-- e.g. macOS 14.3, Windows 11, Ubuntu 22.04 -->
• Terminal: <!-- e.g. iTerm2, Terminal App -->

Claude Code v1.0.88
Login Method: Claude Max Account
opus (claude-opus-4-1-20250805)

Bug Description

<!-- A clear and concise description of the bug -->
Facing the following errors for the past 3-5 hours today. To bypass, I start a new cli instance. after 10-15 minutes, run into the same error msgs. compact/ does not help. Have to restart all over again!!
API Error: 413 {"type":"error","error":{"type":"invalid_request_error","message":"Request
size exceeds model context window"},"request_id":"req_011CSPWKXCRRY6RUpJykZ77v"}
API Error: 413 {"type":"error","error":{"type":"invalid_request_error","message":"Request
size exceeds model context window"},"request_id":"req_011CSPWRe93wTQJVC54RWBng"}
API Error: 413 {"type":"error","error":{"type":"invalid_request_error","message":"Request
size exceeds model context window"},"request_id":"req_011CSPVvvbwQiaRZPjwWv2D9"}

API Error: 413 {"type":"error","error":{"type":"invalid_request_error","message":"Request
size exceeds model context window"},"request_id":"req_011CSPW7uq7mg9hHcnbaZx7f"}

Steps to Reproduce

1. <!-- First step -->
2. <!-- Second step -->
3. <!-- And so on... -->

Expected Behavior

<!-- What you expected to happen -->

Actual Behavior

<!-- What actually happened -->

Additional Context

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