Ephemeral Links

Short links that self-destruct in 48 hours.

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Create a Link

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API

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\n POST\n /\n

Create an expiring short link. Send JSON with a url field.

# Request\ncurl -X POST ${baseUrl}/ \\\\\n  -H \"Content-Type: application/json\" \\\\\n  -d '{\"url\": \"https://example.com\"}'\n\n# Response\n{\n  \"short_url\": \"${baseUrl}/aBc123\",\n  \"code\": \"aBc123\",\n  \"expires_at\": \"2025-01-03T12:00:00.000Z\"\n}

\n\n

\n GET\n /:code\n

Redirect to the original URL. Returns 404 if expired or unknown.

# Redirects to original URL\ncurl -L ${baseUrl}/aBc123

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\n\n \n\n`;\n\n return new Response(html, {\n headers: { \"Content-Type\": \"text/html; charset=utf-8\" },\n });\n}\n\nexport default async function(req: Request): Promise {\n const url = new URL(req.url);\n const path = url.pathname;\n const baseUrl = getBaseUrl(req);\n\n // POST / — Create a short link\n if (req.method === \"POST\" && path === \"/\") {\n try {\n const body = await req.json();\n const targetUrl = body.url;\n\n if (!targetUrl || typeof targetUrl !== \"string\") {\n return Response.json({ error: \"Missing 'url' in request body\" }, { status: 400 });\n }\n\n // Basic URL validation\n try {\n new URL(targetUrl);\n } catch {\n return Response.json({ error: \"Invalid URL\" }, { status: 400 });\n }\n\n const { code, expires_at } = await createShortLink(targetUrl);\n\n return Response.json({\n short_url: `${baseUrl}/${code}`,\n code,\n expires_at,\n }, { status: 201 });\n } catch (e) {\n return Response.json({ error: (e as Error).message }, { status: 500 });\n }\n }\n\n // GET / — Landing page\n if (req.method === \"GET\" && path === \"/\") {\n return landingPage(baseUrl);\n }\n\n // GET /:code — Redirect\n if (req.method === \"GET\" && path.length > 1) {\n const code = path.slice(1);\n const targetUrl = await resolveCode(code);\n\n if (!targetUrl) {\n return new Response(\n `\nExpired\n\n

Expired

This link has expired or doesn't exist.

Create a new one →

`,\n { status: 404, headers: { \"Content-Type\": \"text/html; charset=utf-8\" } },\n );\n }\n\n return new Response(null, {\n status: 302,\n headers: { Location: targetUrl },\n });\n }\n\n return Response.json({ error: \"Not found\" }, { status: 404 });\n}\n","to6r",[142],"pulls","branches",1,"forks","envVars",{"_159":64,"_161":64},"connections",{"_159":64,"_160":64},"count","unfilledCount","emptyCount",{"_46":141,"_37":142,"_35":143,"_136":-5,"_44":45,"_43":144,"_137":30,"_41":168,"_13":146,"_38":147,"_39":148,"_29":30,"_139":149,"_165":169,"_32":170},{"_46":135,"_37":33,"_35":36,"_136":-5,"_44":45,"_43":14,"_137":109,"_41":164,"_13":64,"_38":26,"_39":40,"_29":30,"_139":-5,"_165":166,"_32":167},["D",1773529015002],"children",[],[33],["D",1773528889232],[],[142],["D",1773528464375],["D",1789528852539],{"_101":100,"_110":105},{"_101":100,"_102":103,"_104":105,"_19":-5,"_106":107,"_108":109},{"_13":90,"_37":91,"_46":45,"_92":47,"_93":-5,"_94":-5,"_95":-5,"_96":-5,"_97":-5,"_98":48,"_99":100},"ctx",{"_83":-5,"_130":209,"_210":211,"_212":213,"_214":30,"_215":30,"_216":30,"_217":109,"_218":-5,"_219":-7,"_220":-7,"_221":64,"_222":30,"_223":30,"_224":-5,"_225":30,"_226":30,"_227":30,"_228":-5},"ENV",{"_180":181,"_182":183,"_184":91,"_185":186,"_187":188,"_189":190,"_191":192,"_193":194,"_195":196,"_197":198,"_199":200,"_201":202,"_203":204,"_205":206,"_207":208},"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",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

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