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Voice
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AI Provider
Auto · Cloud online, Local offline
🔁 Auto
☁️ Cloud Only
🖥 Local Only
Cloud:
GPT-4.1 Nano / GPT-4o mini / DeepSeek-R1 / Qwen2.5 Coder
via LLM7 · free, no key.
Local:
Runs
in-browser
via WebGPU · full privacy · offline.
Personal API Key
Use your own OpenAI, Anthropic, Groq, Gemini, xAI, DeepSeek… key
Local AI · On-device
Not loaded — starts on first local message
Preload
Active model:
Qwen2.5-0.5B (fastest)
Local AI Library
Browse & install models for text, images, audio
AI Studio
Voice · Image · Video · Music · offline
Clear all data
Support the Project
Star Helix on GitHub · Help it grow
Support Me
Follow @Marco3113 on GitHub
Shoutout to Yerminator :)
♥
Made with love by Marco3113
Local AI Library
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Done
TTS Language
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‹› Code
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Select Model
PRO Models Unlocked · Powered by Helix PRO
Select Model
Arena
All models
Send a prompt to see all
models respond at once
OFFLINE MODE
No internet connection.
Local AI & Kokoro Studio still work.
Dismiss
AI Studio
OFFLINE OK
🎙 Voice
🖼 Image
🎥 Video
🎵 Music
💬 Text
💻 Coding
🎤 STT
👁 Vision
🧠 Embed
TTS Provider
Kokoro 🗣
Offline · Built-in
Web Speech 🔊
Browser · Free
ElevenLabs ✨
🔑 Key needed
OpenAI TTS 🤖
🔑 Key needed
Deepgram 🌊
🔑 Key needed
Fish Audio 🐟
🔑 Key needed
SpeechT5 🖥
Offline · ~300MB
Parler Mini 🖥
Offline · ~700MB
Meta MMS 🖥
Offline · 1100+ langs
Voice — Kokoro · offline
Download model (~80MB)
Parameters
Speed
1.0×
Pitch (semitones)
0
Style intensity
1.0
Volume
100%
Text to speak
0/1000
Generate & Play
Model
FLUX · Schnell
☁️ Free · Pollinations
Turbo ⚡
☁️ Free · Fastest
Flux Realism 📸
☁️ Free · Realistic
Nano Banana 🍌
☁️ Free · Enhanced
Nano Banana 2 🍌✨
🔑 Gemini key · Flash Image
SDXL Turbo
☁️ Free · Pollinations
GPT Image 1
🔑 OpenAI key
DALL·E 3
🔑 OpenAI key
FLUX·pro ⚡
🔑 fal.ai key
FLUX · Local 🖥
Offline · WebGPU · ~1.7GB
SD-Turbo · Local 🖥
Offline · WebGPU · ~800MB
SDXL Turbo · Local 🖥
Offline · WebGPU · ~6GB
LCM · Local 🖥
Offline · Fastest · ~2GB
SD 1.5 · Local 🖥
Offline · Classic · ~1.7GB
Aspect Ratio
1:1
16:9
9:16
4:3
Prompt
Preview
🖼
Generate Image
Account
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💾 Save local backup
📂 Load local backup
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Sign in to Helix
Sync your profile and personalize your experience
Sign in with GitHub
💾 Save local backup
📂 Load local backup
API Keys & Settings
Done
AI
Search
Image
TTS
Advanced
Active key
Remove
AI Provider
API Key
Model
Test
🔗 Get Key
Save & Use
Test All Models
Keys stored only on your device · Never sent to Helix servers
Add a key for better search results. Without a key, uses DuckDuckGo free via proxy.
🦁 Brave Search API
2,000 queries/month free ·
api.search.brave.com
🔍 Serper.dev (Google)
2,500 free queries ·
serper.dev
🧭 Tavily (AI Search)
1,000 queries/month free · Optimized for AI ·
tavily.com
🐍 SerpAPI (Google/Bing/Yahoo)
100 queries/month free · Multi-engine ·
serpapi.com
⚡ Exa (Neural Search)
1,000 queries/month free · Semantic search ·
exa.ai
Choose the image generation provider. Without a key, uses FLUX.1-schnell for free.
🤗 HuggingFace Token
Free · Unlocks FLUX.1-dev ·
huggingface.co/settings/tokens
🌸 Pollinations Token
💎 Pollen credits · Video + TTS paid models ·
enter.pollinations.ai
🎨 Stability AI
Stable Diffusion 3.5 · Pay-per-use ·
platform.stability.ai
⚡ fal.ai
Images + Cloud video · $1 free credit ·
fal.ai
🎥 Video Model
Image Model
FLUX.1-dev ✨
Best quality · Requires HF token
FLUX.1-schnell
Free · Fast · No key needed
Pollinations Turbo ⚡
Free · Fastest generation · No key needed
Flux Realism 📸
Free · Realistic photos · No key needed
Nano Banana 🍌
Free · Enhanced prompt · No key needed
Nano Banana 2 🍌✨
Google · gemini-3.1-flash-image · Gemini key required
Stable Diffusion 3.5 Large 🎨
High quality · Requires Stability AI key
FLUX.1-pro (fal.ai) ⚡
Ultra fast · Requires fal.ai key
DALL-E 3 (OpenAI) 🖼
Excellent prompt following · Requires OpenAI key
Together FLUX 🤝
Fast quality · Requires Together AI key ·
api.together.xyz
Ideogram v2 🎨
Best text-in-image · Requires Ideogram key ·
ideogram.ai/api
🖥 Local · On-device (WebGPU)
FLUX.1-schnell · Local 🖥
Fully offline · WebGPU · ~1.7GB download once
SD-Turbo · Local 🖥
Fast · Offline · WebGPU · ~800MB download once
Add a key to use high-quality cloud TTS voices instead of Kokoro/WebSpeech local.
TTS Provider
🔊
Kokoro / WebSpeech
Default · Free · Local · No key needed
⭐
ElevenLabs
Top quality · 10k chars/month free · Ultra-realistic voices
🤖
OpenAI TTS
Excellent · Pay-per-use · Uses your OpenAI key
🎙
Deepgram Aura
Very fast · $200 free credits · Low latency
🐟
Fish Audio
Multi-language · Voice cloning · 10k chars free
API Key
Voice ID
OpenAI Voice
${['alloy','ash','coral','echo','fable','onyx','nova','shimmer','sage'].map(v=>`
${v}
`).join('')}
OpenAI TTS Model
tts-1
Fast
tts-1-hd
High quality
4o-mini-tts
Best
Deepgram Voice
${['aura-asteria-en','aura-luna-en','aura-stella-en','aura-athena-en','aura-hera-en','aura-orion-en','aura-arcas-en','aura-perseus-en','aura-angus-en','aura-orpheus-en','aura-helios-en','aura-zeus-en'].map(v=>`
${v.replace('aura-','').replace('-en','')}
`).join('')}
Temperature
Controls randomness/creativity
0.7
Precise
Balanced
Creative
Max Response Length
Maximum tokens in each reply
4096
256
4096
8192
Custom Endpoint
For Ollama, LM Studio, or any OpenAI-compatible server
Leave blank to use the selected provider's default endpoint
System Prompt Override
Replaces the default Helix system prompt
Backup & Restore
Export all API keys, chats, and settings to a JSON file, or import a previous backup.
↓ Export
↑ Import
Reset to Defaults
Shoutout to Yerminator :)
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~80 MB · cached forever · fully local
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