[Bug] Anthropic API Error: Internal server error (500)

Bug Description
consistently running into 500 errors: API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011CYNLZeE8SY1vDtAuVcJsQ"}

Environment Info

• Platform: win32
• Terminal: vscode
• Version: 2.1.50
• Feedback ID: 045d1448-ada9-4763-81ac-dacd83a7f74c

Errors

[{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-runs.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-runs.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T01:34:13.182Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-runs.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-runs.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T01:53:09.453Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-runs.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-runs.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T01:53:16.702Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-runs.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-runs.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T01:53:21.753Z"},{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CYNHkKgsN2nMyavHgrRuD\"}\n    at generate (B:/~BUN/root/claude.exe:282:28474)\n    at makeRequest (B:/~BUN/root/claude.exe:321:5435)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T02:06:21.107Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-tasks.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-tasks.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T02:27:39.918Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-tasks.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-tasks.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T02:27:49.928Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\mcp\\tools\\workflow-tasks.ts, got file://c:\\source\\lexico\\lib\\mcp\\tools\\workflow-tasks.ts/)\n    at beforeFileEdited (B:/~BUN/root/claude.exe:1929:9192)\n    at async call (B:/~BUN/root/claude.exe:3573:830)\n    at async Bb1 (B:/~BUN/root/claude.exe:2025:15034)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T02:28:17.835Z"},{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CYNKS6Qtgy99ZfkgJGjwi\"}\n    at generate (B:/~BUN/root/claude.exe:282:28474)\n    at makeRequest (B:/~BUN/root/claude.exe:321:5435)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T02:28:50.665Z"},{"error":"Error: API Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CYNKS6Qtgy99ZfkgJGjwi\"}\n    at x3H (B:/~BUN/root/claude.exe:2372:795)\n    at async AFf (unknown)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-22T02:28:50.671Z"},{"error":"zeD: Diagnostics file path mismatch: expected C:\\source\\Lexico\\lib\\inngest\\functions\\compute-attribution.ts, got file://c:\\source\\lexico\\…

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