[Bug] Anthropic API Error: 500 Internal Server Error with Claude 3.5 Opus

Bug Description
Got a 500 error while using Claude Code Opus 4.7.

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.1.139
• Feedback ID: 62bf696a-73e9-4389-b151-433d294e02e5

Errors

[{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:51:6192)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-14T02:47:07.222Z"},{"error":"McpToolCallError: No active Godot process.\nPossible solutions:\n- Use run_project to start a Godot project first\n- Check if the Godot process crashed unexpectedly\n    at a83 (/$bunfs/root/src/entrypoints/cli.js:4935:63)\n    at ea7 (/$bunfs/root/src/entrypoints/cli.js:4935:1409)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-14T03:04:27.468Z"},{"error":"Error: ensureToolResultPairing: repaired missing tool_result blocks (25 -> 25 messages). Message structure: [0] user; [1] assistant(id=msg_01PrVryMSEfdkC1mQxcfPBbB, tool_uses=[toolu_01P1TB9ULxyoDAwqnmJjTk7V]); [2] user(tool_results=[toolu_01P1TB9ULxyoDAwqnmJjTk7V]); [3] assistant(id=msg_01Xv1csKCSMLckKk5naGJDZr, tool_uses=[toolu_01SMNgghLhQBFHCGPRNaHwit]); [4] user(tool_results=[toolu_01SMNgghLhQBFHCGPRNaHwit]); [5] assistant(id=msg_019diGHpZVrPwe3pngV61DCS, tool_uses=[toolu_013MbDwfg3pQMMBMU7CYhNck]); [6] user(tool_results=[toolu_013MbDwfg3pQMMBMU7CYhNck]); [7] assistant(id=msg_01RAj3BYNYJd6dLdfeqKJuJi, tool_uses=[toolu_01LfHiRp2mEZdXmL9f5WMLwM]); [8] user(tool_results=[toolu_01LfHiRp2mEZdXmL9f5WMLwM]); [9] assistant(id=msg_01Lgv7ncHnna3sgTuL31w3rP, tool_uses=[]); [10] user; [11] assistant(id=msg_015AfBWk4TWCPKyeEKG5Kfpq, tool_uses=[toolu_01ABC22DQe2E3G2mMx3QtPHn]); [12] user(tool_results=[toolu_01ABC22DQe2E3G2mMx3QtPHn]); [13] assistant(id=msg_016WYEhRCnd2quHrvg7j1mP6, tool_uses=[toolu_01YQubSg5pm7gHgw7eMqXaeK]); [14] user(tool_results=[toolu_01YQubSg5pm7gHgw7eMqXaeK]); [15] assistant(id=msg_01XwdKhmCAuebr4mLGBMzpjN, tool_uses=[toolu_01TmXad4tWUMYuxbLQazG1iT]); [16] user(tool_results=[toolu_01TmXad4tWUMYuxbLQazG1iT]); [17] assistant(id=msg_01G1kHtn3Ta4mpvQFXgBaYjz, tool_uses=[toolu_01NS2anBpnVawYWhSPn4QhfH]); [18] user(tool_results=[toolu_01NS2anBpnVawYWhSPn4QhfH]); [19] assistant(id=msg_01JJVSBesCRoBajEa1wugTPJ, tool_uses=[toolu_01H2ZY1qX9qCcPGVPmbvNFj5]); [20] user(tool_results=[toolu_01H2ZY1qX9qCcPGVPmbvNFj5]); [21] assistant(id=msg_01ATcFRGP2aUsQ8n2PGwrUR5, tool_uses=[toolu_01AmXiWDqTojEbQozCgSq66A]); [22] user(tool_results=[toolu_01AmXiWDqTojEbQozCgSq66A]); [23] assistant(id=msg_01G9UVAo2XE8HE5bUNk2Ld9N, tool_uses=[toolu_01Jefyh7sDHajvuohn5XduCJ]); [24] user\n    at wHK (/$bunfs/root/src/entrypoints/cli.js:5443:10309)\n    at MkK (/$bunfs/root/src/entrypoints/cli.js:9019:11148)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-14T03:05:48.040Z"},{"error":"Error: ensureToolResultPairing: repaired missing tool_result blocks (27 -> 27 messages). Message structure: [0] user; [1] assistant(id=msg_01PrVryMSEfdkC1mQxcfPBbB, tool_uses=[toolu_01P1TB9ULxyoDAwqnmJjTk7V]); [2] user(tool_results=[toolu_01P1TB9ULxyoDAwqnmJjTk7V]); [3] assistant(id=msg_01Xv1csKCSMLckKk5naGJDZr, tool_uses=[toolu_01SMNgghLhQBFHCGPRNaHwit]); [4] user(tool_results=[toolu_01SMNgghLhQBFHCGPRNaHwit]); [5] assistant(id=msg_019diGHpZVrPwe3pngV61DCS, tool_uses=[toolu_013MbDwfg3pQMMBMU7CYhNck]); [6] user(tool_results=[toolu_013MbDwfg3pQMMBMU7CYhNck]); [7] assistant(id=msg_01RAj3BYNYJd6dLdfeqKJuJi, tool_uses=[toolu_01LfHiRp2mEZdXmL9f5WMLwM]); [8] user(tool_results=[toolu_01LfHiRp2mEZdXmL9f5WMLwM]); [9] assistant(id=msg_01Lgv7ncHnna3sgTuL31w3rP, tool_uses=[]); [10] user; [11] assistant(id=msg_015AfBWk4TWCPKyeEKG5Kfpq, tool_uses=[toolu_01ABC22DQe2E3G2mMx3QtPHn]); [12] user(tool_results=[toolu_01ABC22DQe2E3G2mMx3QtPHn]); [13] assistant(id=msg_016WYEhRCnd2quHrvg7j1mP6, tool_uses=[toolu_01YQubSg5pm7gHgw7eMqXaeK]); [14] user(tool_results=[toolu_01YQubSg5pm7gHgw7eMqXaeK]); [15] assistant(id=msg_01XwdKhmCAuebr4mLGBMzpjN, tool_uses=[toolu_01TmXad4tWUMYuxbLQazG1iT]); [16] user(tool_results=[toolu_01TmXad4tWUMYuxbLQazG1iT]); [17] assistant(id=msg_01G1kHtn3Ta4mpvQFXgBaYjz, tool_uses=[toolu_01NS2anBpnVawYWhSPn4QhfH]); [18] user(tool_results=[toolu_01NS2anBpnVawYWhSPn4QhfH]); [19] assistant(id=msg_01JJVSBesCRoBajEa1wugTPJ, tool_uses=[toolu_01H2ZY1qX9qCcPGVPmbvNFj5]); [20] user(tool_results=[toolu_01H2ZY1qX9qCcPGVPmbvNFj5]); [21] assistant(id=msg_01ATcFRGP2aUsQ8n2PGwrUR5, tool_uses=[toolu_01AmXiWDqTojEbQozCgSq66A]); [22] user(tool_results=[toolu_01AmXiWDqTojEbQozCgSq66A]); [23] assistant(id=msg_01G9UVAo2XE8HE5bUNk2Ld9N, tool_uses=[toolu_01Jefyh7sDHajvuohn5XduCJ]); [24] user; [25] assistant(id=4ab2eac9-5616-4dca-a181-37d5671134db, tool_uses=[]); [26] user\n    at wHK (/$bunfs/root/src/entrypoints/cli.js:5443:10309)\n    at MkK (/$bunfs/root/src/entrypoints/cli.js:9019:11148)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-14T03:07:46.456Z"},{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011Cb6gv1eikriUGb7n5FhBB\"}\n    at generate (/$bunfs/root/src/entrypoints/cli.js:11:59744)\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:51:7694)\n   …

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