🔊 Groq TTS API Debugger

Debug Groq Text-to-Speech API calls for Arduino projects

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\n Text to speak:
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\n \n Voice:
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\n\n \n \n \n `);\n});\n\napp.post(\"/test-tts\", async (c) => {\n console.log(\"🔊 TTS test request received\");\n \n try {\n const { text, voice = \"Cheyenne-PlayAI\" } = await c.req.json();\n \n console.log(\\`🔊 Testing: \"\\${text}\" with voice: \\${voice}\\`);\n \n const apiKey = Deno.env.get(\"GROQ_API_KEY\");\n if (!apiKey) {\n console.error(\"❌ No GROQ_API_KEY found in environment\");\n return c.json({ \n error: \"GROQ_API_KEY not configured\",\n details: \"Add GROQ_API_KEY to your Val Town environment variables\",\n fix: \"Go to Settings → Environment Variables and add your Groq API key\"\n }, 500);\n }\n \n console.log(\\`🔊 Using API key: \\${apiKey.substring(0, 10)}...\\`);\n \n const payload = {\n model: \"playai-tts\",\n voice: voice,\n input: text,\n response_format: \"wav\"\n };\n \n console.log(\"🔊 Payload:\", JSON.stringify(payload, null, 2));\n \n const start = Date.now();\n const response = await fetch(\"https://api.groq.com/openai/v1/audio/speech\", {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n \"Authorization\": \\`Bearer \\${apiKey}\\`\n },\n body: JSON.stringify(payload)\n });\n \n const elapsed = Date.now() - start;\n const responseHeaders = {\n contentType: response.headers.get(\"Content-Type\"),\n contentLength: response.headers.get(\"Content-Length\"),\n status: response.status\n };\n \n console.log(\\`🔊 Response in \\${elapsed}ms, status: \\${response.status}\\`);\n console.log(\\`🔊 Headers:\\`, responseHeaders);\n \n if (!response.ok) {\n let errorData;\n const contentType = response.headers.get(\"Content-Type\");\n \n try {\n if (contentType && contentType.includes(\"application/json\")) {\n errorData = await response.json();\n } else {\n errorData = { message: await response.text() };\n }\n } catch (parseError) {\n errorData = { message: \"Could not parse error response\", parseError: parseError.message };\n }\n \n console.error(\"❌ Groq API error:\", errorData);\n \n return c.json({\n error: \"Groq API error\",\n status: response.status,\n details: errorData,\n headers: responseHeaders,\n troubleshooting: {\n 401: \"Invalid API key - check your GROQ_API_KEY\",\n 429: \"Rate limit exceeded - wait and try again\",\n 500: \"Groq server error - try again later\"\n }[response.status] || \"Unknown error\"\n }, response.status);\n }\n \n // Success - get audio data\n const audioBuffer = await response.arrayBuffer();\n console.log(\\`✅ Success! Audio size: \\${audioBuffer.byteLength} bytes\\`);\n \n // For debugging, let's check the first few bytes (WAV header)\n const firstBytes = new Uint8Array(audioBuffer.slice(0, 16));\n const firstBytesHex = Array.from(firstBytes).map(b => b.toString(16).padStart(2, '0')).join(' ');\n console.log(\\`🔊 First 16 bytes: \\${firstBytesHex}\\`);\n \n // Check if it's a valid WAV file\n const isValidWAV = firstBytes[0] === 0x52 && firstBytes[1] === 0x49 && \n firstBytes[2] === 0x46 && firstBytes[3] === 0x46; // \"RIFF\"\n \n return c.json({\n success: true,\n audioSize: audioBuffer.byteLength,\n firstBytesHex,\n contentType: responseHeaders.contentType,\n voice,\n text,\n elapsed: \\`\\${elapsed}ms\\`,\n isValidWAV,\n debugInfo: {\n headers: responseHeaders,\n payloadSent: payload\n }\n });\n \n } catch (error) {\n console.error(\"❌ Unexpected error:\", error);\n return c.json({\n error: \"Unexpected error\",\n message: error.message,\n stack: error.stack\n }, 500);\n }\n});\n\nexport default app.fetch;","deleted","label",[98],"permalink","https://www.val.town/x/dcm31/groqTTSDebugger/code/main.ts","extension","actionData","errors"]