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\n\n

🤖 AI Chat

\n \n \n \n

\n\n

💬

Start a conversation

Send a message to begin chatting with AI

\n\n

\n \n

\n\n

\n \n \n

\n\n

\n ● Ready\n No active chat\n

\n\n

\n\n \n\n\n`;\n\n// ============================================================\n// VAL.TOWN HANDLER\n// ============================================================\n\n// API endpoints\nconst API_BASE =\n \"https://zyloxtube--e6e51092697a11f1ba041607ee4eb77e.web.val.run\";\n\n// ============================================================\n// HANDLER FUNCTION\n// ============================================================\nexport default async function handler(req: Request): Promise {\n const url = new URL(req.url);\n const method = req.method;\n const pathname = url.pathname;\n\n console.log(`${method} ${pathname}`);\n\n // ============================================================\n // GET / - Serve HTML\n // ============================================================\n if (method === \"GET\" && pathname === \"/\") {\n return new Response(HTML_TEMPLATE, {\n status: 200,\n headers: { \"Content-Type\": \"text/html\" },\n });\n }\n\n // ============================================================\n // GET /models - Proxy to your API\n // ============================================================\n if (method === \"GET\" && pathname === \"/models\") {\n try {\n const response = await fetch(`${API_BASE}/models`);\n const data = await response.json();\n\n // Add fallback if API fails\n if (!data.models || data.models.length === 0) {\n data.models = [\n {\n provider: \"OpenAI\",\n displayName: \"GPT-5.5\",\n apiName: \"gateway-gpt-5-5\",\n logo: \"chatgpt.png\",\n },\n {\n provider: \"OpenAI\",\n displayName: \"GPT-5\",\n apiName: \"gateway-gpt-5\",\n logo: \"chatgpt.png\",\n },\n {\n provider: \"Anthropic\",\n displayName: \"Claude 3\",\n apiName: \"gateway-claude-3\",\n logo: \"anthropic.png\",\n },\n {\n provider: \"Google\",\n displayName: \"Gemini Pro\",\n apiName: \"gateway-gemini-pro\",\n logo: \"gemini.png\",\n },\n ];\n data.default = \"gateway-gpt-5-5\";\n data.total = data.models.length;\n }\n\n return new Response(JSON.stringify(data), {\n status: 200,\n headers: { \"Content-Type\": \"application/json\" },\n });\n } catch (error) {\n // Return fallback models\n return new Response(\n JSON.stringify({\n models: [\n {\n provider: \"OpenAI\",\n displayName: \"GPT-5.5\",\n apiName: \"gateway-gpt-5-5\",\n logo: \"chatgpt.png\",\n },\n {\n provider: \"OpenAI\",\n displayName: \"GPT-5\",\n apiName: \"gateway-gpt-5\",\n logo: \"chatgpt.png\",\n },\n {\n provider: \"Anthropic\",\n displayName: \"Claude 3\",\n apiName: \"gateway-claude-3\",\n logo: \"anthropic.png\",\n },\n ],\n default: \"gateway-gpt-5-5\",\n total: 3,\n }),\n {\n status: 200,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ============================================================\n // GET /genchat - Proxy to your API\n // ============================================================\n if (method === \"GET\" && pathname === \"/genchat\") {\n try {\n const model = url.searchParams.get(\"model\") || \"gateway-gpt-5-5\";\n const response = await fetch(`${API_BASE}/genchat?model=${model}`);\n const data = await response.json();\n\n return new Response(JSON.stringify(data), {\n status: response.status,\n headers: { \"Content-Type\": \"application/json\" },\n });\n } catch (error) {\n // Fallback: generate token locally\n const uuid1 = crypto.randomUUID();\n const uuid2 = crypto.randomUUID();\n const memoryToken = `${uuid1}_${uuid2}`;\n return new Response(\n JSON.stringify({\n memoryToken: memoryToken,\n model: url.searchParams.get(\"model\") || \"gateway-gpt-5-5\",\n message: \"Memory token generated (fallback)\",\n }),\n {\n status: 200,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ============================================================\n // POST /chat - Proxy to your API\n // ============================================================\n if (method === \"POST\" && pathname === \"/chat\") {\n try {\n const body = await req.json();\n\n // Forward to your API\n const response = await fetch(`${API_BASE}/chat`, {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n },\n body: JSON.stringify(body),\n });\n\n // Stream the response back\n const reader = response.body?.getReader();\n if (!reader) {\n throw new Error(\"No response body\");\n }\n\n const { readable, writable } = new TransformStream();\n const writer = writable.getWriter();\n\n (async () => {\n try {\n while (true) {\n const { done, value } = await reader.read();\n if (done) break;\n await writer.write(value);\n }\n await writer.close();\n } catch (e) {\n await writer.abort(e);\n }\n })();\n\n return new Response(readable, {\n status: response.status,\n headers: {\n \"Content-Type\": \"text/event-stream\",\n \"Cache-Control\": \"no-cache\",\n \"X-Accel-Buffering\": \"no\",\n },\n });\n } catch (error) {\n return new Response(\n JSON.stringify({\n error: \"Error forwarding request\",\n message: error.message,\n }),\n {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n }\n\n // ============================================================\n // 404 - 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Diff · v2