[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10},"actionData","errors","root",{"_193":194,"_195":196},"routes/_app.x.$handle.$name",{"_111":110,"_39":52,"_121":96,"_33":122,"_13":14,"_123":-5,"_11":124,"_125":126,"_127":128,"_129":130,"_131":132,"_26":-5,"_133":-5,"_134":135,"_136":31,"_137":138,"_139":119,"_140":-5,"_141":-5,"_142":143},"routes/_app.x.$handle.$name.branch.$branch.version.$version.diff",{"_11":12,"_13":14,"_15":16,"_17":18,"_19":-5},"project",{"_50":51,"_39":52,"_45":53,"_54":-5,"_55":31,"_56":57,"_58":59,"_60":-5,"_61":62,"_19":63,"_64":38,"_65":31,"_66":-5,"_67":-5,"_68":69,"_70":71,"_72":73,"_74":75,"_76":77,"_78":-5,"_79":80,"_81":80,"_82":83,"_84":83,"_85":83,"_86":80,"_87":80,"_88":89,"_90":91,"_92":93,"_94":31},"version",25,"changes",[25],"aiChatInfo",{"_20":21,"_22":-5,"_23":-5,"_24":-5},"userId","aiChatMessageId","c00a7f2a-9a43-421e-9963-30ef286f9362","aiChatThreadId","aiChatThreadUserId","aiChatThreadTitle",{"_26":27,"_28":29,"_30":31,"_32":31,"_33":34,"_35":36},"file",{"_37":38,"_39":34,"_41":42,"_43":44,"_45":46,"_47":14,"_48":49,"_30":31},"previous",{"_37":38,"_39":40,"_41":42,"_43":44},"deleted",false,"deletedHere","path","demo.tsx","latestPath","app.tsx","fileId","01a0aaec-472f-7548-9493-d2553a1915a9","name","demo.ts","fileType","http","content","import { OpenRouter } from \"npm:@openrouter/sdk@1.2\";\nimport { Hono } from \"npm:hono\";\nimport { html } from \"npm:hono/html\";\nimport {\n immutableFileUrl,\n serveImmutableFile,\n} from \"https://esm.town/v/std/utils/index.ts\";\n\n/** Give up on a model that hasn't answered within this long. */\nconst REQUEST_TIMEOUT_MS = 30_000;\n\nconst client = new OpenRouter({\n apiKey: Deno.env.get(\"OPENROUTER_API_KEY\"),\n httpReferer: \"https://openrouter-demo.val.run\",\n appTitle: \"templates/openrouter\",\n});\n\nconst app = new Hono();\n\napp.get(\"/\", async (c) => {\n const providers = groupByProvider(await listModels());\n return c.html(renderPage({ providers }));\n});\n\napp.post(\"/ask\", async (c) => {\n const form = await c.req.formData();\n const prompt = String(form.get(\"prompt\") ?? \"\");\n const providers = groupByProvider(await listModels());\n const model = String(form.get(\"model\") ?? providers[0].models[0].id);\n\n try {\n const completion = await client.chat.send(\n {\n chatRequest: {\n model,\n messages: [{ role: \"user\", content: prompt }],\n },\n },\n {\n timeoutMs: REQUEST_TIMEOUT_MS,\n // The SDK's default backoff can retry for up to an hour, which would\n // outlast the timeout above. One attempt, one deadline.\n retries: { strategy: \"none\" },\n },\n );\n\n if (completion instanceof ReadableStream) {\n throw new Error(\"Expected a non-streaming response\");\n }\n\n const reply = completion.choices[0].message.content;\n if (typeof reply !== \"string\") {\n throw new Error(`No content: ${JSON.stringify(completion.choices[0])}`);\n }\n\n return c.html(\n renderPage({ providers, model, prompt, reply, usage: completion.usage }),\n );\n } catch (err) {\n return c.html(renderPage({ providers, model, prompt, error: `${err}` }));\n }\n});\n\n// Serve client.ts at the version-addressed URL the page stamps, cached immutably\napp.get(\"/__immutable/*\", (c) => serveImmutableFile(c.req.path));\n\n// Unwrap and rethrow Hono errors as the original error\napp.onError((err) => Promise.reject(err));\n\nexport default app.fetch;\n\ntype Model = {\n id: string;\n name: string;\n};\n\ntype Provider = {\n label: string;\n models: Model[];\n};\n\ntype Usage = {\n promptTokens: number;\n completionTokens: number;\n totalTokens: number;\n cost?: number | null;\n};\n\n/**\n * The models a chat prompt can actually use: text output only, no batch-only\n * variants, capped at the 100 most-used models of the last week.\n */\nasync function listModels(): Promise {\n const page = await client.models.list({\n sort: \"top-weekly\",\n outputModalities: \"text\",\n limit: 100,\n });\n\n return page.result.data\n .filter((model) => !model.id.endsWith(\":batch\"))\n .map(({ id, name }) => ({ id, name }));\n}\n\n/**\n * Groups models by provider, keeping the API's popularity order: providers are\n * ordered by their most popular model, and models within a provider likewise.\n */\nfunction groupByProvider(models: Model[]): Provider[] {\n const providers = new Map();\n\n for (const model of models) {\n const label = providerLabel(model);\n let provider = providers.get(label);\n if (!provider) {\n provider = { label, models: [] };\n providers.set(label, provider);\n }\n provider.models.push({ id: model.id, name: modelLabel(model.name) });\n }\n\n return [...providers.values()];\n}\n\n/** \"OpenAI: GPT-5.6 Luna\" → \"OpenAI\"; falls back to the id's prefix. */\nfunction providerLabel(model: Model): string {\n if (model.name.includes(\": \")) return model.name.split(\": \")[0];\n return model.id.replace(/^~/, \"\").split(\"/\")[0];\n}\n\n/** \"OpenAI: GPT-5.6 Luna\" → \"GPT-5.6 Luna\" */\nfunction modelLabel(name: string): string {\n if (!name.includes(\": \")) return name;\n return name.split(\": \").slice(1).join(\": \");\n}\n\n/** \"12 in / 34 out (46 total) · $0.000123\" */\nfunction formatUsage(usage: Usage): string {\n const cost = usage.cost == null\n ? \"cost unknown\"\n : usage.cost === 0\n ? \"free\"\n : `$${usage.cost.toFixed(6)}`;\n\n return `${usage.promptTokens} in / ${usage.completionTokens} out (${usage.totalTokens} total) · ${cost}`;\n}\n\ntype PageProps = {\n providers: Provider[];\n model?: string;\n prompt?: string;\n reply?: string;\n usage?: Usage | null;\n error?: string;\n};\n\nfunction renderPage(\n { providers, model, prompt, reply, usage, error }: PageProps,\n) {\n const selected = model ?? providers[0]?.models[0]?.id;\n\n return html`\n\n \n \n OpenRouter demo\n \n \n

OpenRouter demo

\n Pick a model, type a prompt, and the reply appears below — one prompt, one\n response, no chat history. The list is OpenRouter's 100 most-used text\n models of the last week, grouped by provider in usage order.\n

\n \n ${reply ? html`

${reply}

` : \"\"}\n ${usage ? html`

Tokens: ${formatUsage(usage)}

` : \"\"}\n ${error ? html`

Error: ${error}

` : \"\"}\n \n 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Progressive enhancement: the form is a plain POST that works without JS.\n// This just gives the button a live counter while the model is thinking.\nconst form = document.querySelector(\"form\");\nconst button = form?.querySelector(\"button\");\n\nform?.addEventListener(\"submit\", () => {\n if (!button) return;\n\n let seconds = 1;\n button.disabled = true;\n button.textContent = `Asking (${seconds}s)…`;\n\n setInterval(() => {\n seconds += 1;\n button.textContent = `Asking (${seconds}s)…`;\n }, 1000);\n});",[161],"pulls","branches",1,"forks","envVars",{"_176":170,"_178":69},"connections",{"_176":69,"_177":69},"count","unfilledCount","emptyCount",{"_50":160,"_39":161,"_37":162,"_153":-5,"_48":49,"_47":163,"_154":31,"_45":185,"_13":69,"_41":165,"_43":166,"_30":31,"_157":-5,"_182":186,"_33":187},{"_50":152,"_39":34,"_37":38,"_153":-5,"_48":49,"_47":14,"_154":31,"_45":181,"_13":156,"_41":42,"_43":44,"_30":31,"_157":158,"_182":183,"_33":184},["D",1789576357095],"children",[],[34],["D",1789576290079],[],[161],["D",1789574006500],["D",1789574488569],{"_111":110,"_120":115},{"_111":110,"_112":113,"_114":115,"_19":-5,"_116":117,"_118":119},{"_13":95,"_39":96,"_50":49,"_97":51,"_98":99,"_100":101,"_102":103,"_104":105,"_106":107,"_108":52,"_109":110},"ctx",{"_88":-5,"_141":226,"_227":228,"_229":230,"_231":31,"_232":31,"_233":31,"_234":119,"_235":-5,"_236":-7,"_237":-7,"_238":69,"_239":31,"_240":31,"_241":-5,"_242":31,"_243":31,"_244":31,"_245":-5},"ENV",{"_197":198,"_199":200,"_201":96,"_202":203,"_204":205,"_206":207,"_208":209,"_210":211,"_212":213,"_214":215,"_216":217,"_218":219,"_220":221,"_222":223,"_224":225},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","c73f21da490985bff19c279eb0e09db24d688e4f","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"]

Diff · v25