[Bug] API Error: Extra usage required for 1M context window despite Max subscription

Bug Description
I have Max subscription. but it says API Error: Extra usage is required for 1M context · run /extra-usage to enable, or /model to switch to standard context

Environment Info

• Platform: darwin
• Terminal: vscode
• Version: 2.1.128
• Feedback ID: ecc0466f-ffa4-49f5-96ad-555b695ffc67

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/mlapin/.local/share/claude/versions/2.1.128 (expected in multi-process scenarios)\n    at Nq6 (/$bunfs/root/src/entrypoints/cli.js:2764:2177)\n    at uGH (/$bunfs/root/src/entrypoints/cli.js:2764:1257)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-05T18:53:33.734Z"},{"error":"Error: 429 {\"type\":\"error\",\"error\":{\"type\":\"rate_limit_error\",\"message\":\"Extra usage is required for long context requests.\"},\"request_id\":\"req_011Cajvyhob8SHeBs7ZBMdnB\"}\n    at generate (/$bunfs/root/src/entrypoints/cli.js:11:58281)\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:4949)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-05T18:55:55.344Z"},{"error":"Error: 429 {\"type\":\"error\",\"error\":{\"type\":\"rate_limit_error\",\"message\":\"Extra usage is required for long context requests.\"},\"request_id\":\"req_011Cajw3bvjMZ9dBmbW512gJ\"}\n    at generate (/$bunfs/root/src/entrypoints/cli.js:11:58281)\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:4949)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-05T18:56:48.787Z"}]