macbook-pro-2:FE-POC azt3k$ mcpc login --verbose https://mcp.figma.com/mcp
ℹ Starting OAuth authentication for https://mcp.figma.com/mcp
ℹ Profile: default
[2026-07-03T02:41:05.174Z] [DEBUG] [oauth-flow] Starting OAuth flow for https://mcp.figma.com/mcp (profile: default)
[2026-07-03T02:41:05.180Z] [DEBUG] [oauth-flow] Using redirect URL: http://127.0.0.1:13316/callback
[2026-07-03T02:41:05.181Z] [DEBUG] [oauth-flow] Removing existing OAuth client info for default @ https://mcp.figma.com/mcp
[2026-07-03T02:41:05.181Z] [DEBUG] [keychain] Deleting OAuth client info for default @ https://mcp.figma.com/mcp
[2026-07-03T02:41:05.366Z] [DEBUG] [oauth-flow] Callback server listening on port 13316
[2026-07-03T02:41:05.367Z] [DEBUG] [oauth-flow] Calling SDK auth()...
[2026-07-03T02:41:06.007Z] [DEBUG] [keychain] Retrieving OAuth client info for default @ https://mcp.figma.com/mcp
[2026-07-03T02:41:06.590Z] [DEBUG] [oauth-flow] OAuth flow failed: HTTP 403: Invalid OAuth error response: SyntaxError: Unexpected token 'F', "Forbidden" is not valid JSON. Raw body:Forbidden
✗ HTTP 403: Invalid OAuth error response: SyntaxError: Unexpected token 'F', "Forbidden" is not valid JSON. Raw body: Forbidden
macbook-pro-2:FE-POC azt3k$ mcpc login --verbose https://mcp.figma.com/mcp
ℹ Starting OAuth authentication for https://mcp.figma.com/mcp
ℹ Profile: default
[2026-07-03T02:41:05.174Z] [DEBUG] [oauth-flow] Starting OAuth flow for https://mcp.figma.com/mcp (profile: default)
[2026-07-03T02:41:05.180Z] [DEBUG] [oauth-flow] Using redirect URL: http://127.0.0.1:13316/callback
[2026-07-03T02:41:05.181Z] [DEBUG] [oauth-flow] Removing existing OAuth client info for default @ https://mcp.figma.com/mcp
[2026-07-03T02:41:05.181Z] [DEBUG] [keychain] Deleting OAuth client info for default @ https://mcp.figma.com/mcp
[2026-07-03T02:41:05.366Z] [DEBUG] [oauth-flow] Callback server listening on port 13316
[2026-07-03T02:41:05.367Z] [DEBUG] [oauth-flow] Calling SDK auth()...
[2026-07-03T02:41:06.007Z] [DEBUG] [keychain] Retrieving OAuth client info for default @ https://mcp.figma.com/mcp
[2026-07-03T02:41:06.590Z] [DEBUG] [oauth-flow] OAuth flow failed: HTTP 403: Invalid OAuth error response: SyntaxError: Unexpected token 'F', "Forbidden" is not valid JSON. Raw body:Forbidden
✗ HTTP 403: Invalid OAuth error response: SyntaxError: Unexpected token 'F', "Forbidden" is not valid JSON. Raw body: Forbidden