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Error Explainer

Paste an error message and get a clear explanation of what it means.

\n\n \n
\n \n\n

\n\n \n\n`;\n\nexport default async function (req: Request): Promise {\n if (req.method === \"OPTIONS\") {\n return new Response(null, {\n headers: {\n \"Access-Control-Allow-Origin\": \"*\",\n \"Access-Control-Allow-Methods\": \"GET, POST, OPTIONS\",\n \"Access-Control-Allow-Headers\": \"Content-Type\",\n },\n });\n }\n\n const url = new URL(req.url);\n\n // Serve the HTML form for plain GET requests with no ?error param\n if (req.method === \"GET\" && !url.searchParams.get(\"error\")) {\n return new Response(HTML_PAGE, {\n headers: { \"Content-Type\": \"text/html; charset=utf-8\" },\n });\n }\n\n let errorMessage: string | null = null;\n\n if (req.method === \"POST\") {\n const body = await req.json().catch(() => ({}));\n errorMessage = body.error ?? body.message ?? null;\n } else {\n errorMessage = url.searchParams.get(\"error\");\n }\n\n if (!errorMessage) {\n return Response.json(\n { usage: 'POST { \"error\": \"your error message\" } or GET ?error=...' },\n { status: 400 },\n );\n }\n\n try {\n const completion = await openai.chat.completions.create({\n model: \"gpt-5-nano\",\n max_completion_tokens: 150,\n messages: [\n { role: \"system\", content: SYSTEM_PROMPT },\n {\n role: \"user\",\n content: `Explain this error message: ${errorMessage}`,\n },\n ],\n });\n\n const explanation = completion.choices[0]?.message?.content ??\n \"Hmm, couldn't explain that one!\";\n\n return Response.json(\n { original: errorMessage, explanation },\n { headers: { \"Access-Control-Allow-Origin\": \"*\" } },\n );\n } catch (err) {\n return Response.json(\n {\n error: \"Something went wrong calling the AI model\",\n detail: String(err),\n },\n { status: 500, headers: { \"Access-Control-Allow-Origin\": \"*\" } },\n );\n }\n}","deleted",false,"label",[14],"f4045a27-21b8-4a50-be71-6801fd821b9f",["D",1788759597257],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","","imageUrl","userId","71dd8e68-0bdc-406a-80ca-10c2c5c89c48","pinnedFileId","pinPreview","pinMigrated","screenshotVersion","likeCount",0,"orgId","01a079d4-a61e-70f7-8070-e49f40e3accd","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_9":10,"_101":97},"org",{"_9":10,"_94":95,"_96":97,"_55":56,"_98":99,"_100":42},"branch",{"_35":30,"_11":85,"_22":28,"_86":45,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":-5,"_92":12,"_93":10},"isOwned","main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","displayName","ITDUDE207","avatar","https://avatars.githubusercontent.com/u/261690574?v=4","tier","free","canRestrictVals","profileImageUrl","ctx",{"_78":-5,"_135":136,"_137":138,"_139":140,"_141":42,"_142":42,"_143":42,"_144":32,"_145":-5,"_146":-7,"_147":-7,"_148":62,"_149":42,"_150":42,"_151":-5,"_152":42,"_153":42,"_154":42,"_155":-5},"ENV",{"_106":107,"_108":109,"_110":85,"_111":112,"_113":114,"_115":116,"_117":118,"_119":120,"_121":122,"_123":124,"_125":126,"_127":128,"_129":130,"_131":132,"_133":134},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town","orgs",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]