This is a custom action I wrote to return speech from ElevenLabs. Just give it the text, your key, voiceId, stability (a double around 0.35 and a similarityBoost double (around 0.75) and it will play the text automatically.

// Automatic FlutterFlow imports\nimport '/backend/schema/structs/index.dart';\nimport '/flutter_flow/flutter_flow_theme.dart';\nimport '/flutter_flow/flutter_flow_util.dart';\nimport '/custom_code/actions/index.dart'; // Imports other custom actions\nimport '/flutter_flow/custom_functions.dart'; // Imports custom functions\nimport 'package:flutter/material.dart';\n// Begin custom action code\n// DO NOT REMOVE OR MODIFY THE CODE ABOVE!\n\nimport 'dart:convert';\nimport 'package:http/http.dart' as http;\nimport 'package:just_audio/just_audio.dart';\n\nFuture<bool> playAudioFromElevenLabs(\n  String text,\n  String voiceId,\n  String apiKey,\n  double stability,\n  double similarityBoost,\n) async {\n  final player = AudioPlayer();\n\n  try {\n    if (text.isEmpty || voiceId.isEmpty || apiKey.isEmpty) {\n      return false;\n    }\n\n    final url =\n        Uri.parse('https://api.elevenlabs.io/v1/text-to-speech/$voiceId');\n\n    final response = await http.post(\n      url,\n      headers: {\n        'xi-api-key': apiKey,\n        'Content-Type': 'application/json',\n        'Accept': 'audio/mpeg',\n      },\n      body: jsonEncode({\n        'text': text,\n        'voice_settings': {\n          'stability': stability,\n          'similarity_boost': similarityBoost\n        }\n      }),\n    );\n\n    if (response.statusCode == 200) {\n      final audioSource = AudioSource.uri(\n        Uri.dataFromBytes(\n          response.bodyBytes,\n          mimeType: 'audio/mpeg',\n        ),\n      );\n      await player.setAudioSource(audioSource);\n      await player.play();\n      return true;\n    } else {\n      print('Error: ${response.body}');\n      return false;\n    }\n  } catch (e) {\n    print('Error: $e');\n    return false;\n  }\n}\n

Cheers,

Stuart

Eleven Labs API on flutterflow