Now with Compare Mode

Ask anything.
Compare everything.

OMNIX brings together the best AI models in one elegant interface. Compare responses, branch conversations, and build on persistent memory.

5 free messages · No credit card required

Supported models

Claude 3.5 SonnetAnthropic
Best
Claude 3.5 HaikuAnthropic
Fast
GPT-4oOpenAI
Vision
GPT-4o MiniOpenAI
Value
OMNIX DemoBuilt-in
Free

Everything you need, nothing you don't

A focused, fast, and beautiful AI workspace built for people who take their tools seriously.

Streaming responses

Get instant answers with real-time token streaming across all supported models.

Compare mode

Run the same prompt across 2–3 models simultaneously and compare outputs side-by-side.

Long-term memory

OMNIX learns your preferences over time. You control what gets remembered.

Conversation branching

Fork any conversation at any point to explore different paths without losing context.

File uploads

Attach images, PDFs, and text files. Pro and Ultra plans include full vision support.

Shareable chats

Publish any conversation as a public link to share with colleagues or friends.

Usage analytics

Track your daily and weekly usage with clear quota bars and reset schedules.

Auto model selection

Let OMNIX pick the best model for your query, or switch manually at any time.

Compare Mode

See the difference side-by-side

Ask one question, get answers from multiple models at once. Pick the best response or blend ideas from each.

Compare Mode — 2 models
What's the best way to learn Rust for a Python developer?
Claude 3.5 Sonnet

Great question! As a Python developer, you already have solid fundamentals. Here's my recommended path: 1. Start with *The Rust Book* (free online) 2. Focus on ownership — it's the key mental shift 3. Build small CLI tools first 4. Then tackle async and traits...

GPT-4o

Rust's learning curve is famously steep, but Python experience helps more than you might think. Key similarities: iterators, closures, and pattern matching all feel familiar. The big difference is ownership semantics. My suggestion: tackle *Rustlings* exercises first...

Simple, honest pricing

Start free. Upgrade when you need more.

Free

Smart search and chat for getting started

$0
  • 30 messages/day
  • Smart auto-routing
  • Live web search + citations
  • Prompt library / templates
  • Instant vs deep mode toggle
  • Short-term memory
  • Guest mode limited to 5 messages per browser
  • No uploads in guest mode
  • Lower speed and lower model caps
Get started free
Most popular

Plus

More models, memory, and compare features

$4.99/month
  • ~100 GPT-5.3/day
  • ~10–20 GPT-5.4/day
  • ~80–100 Claude Sonnet/day
  • Cross-model memory
  • Multi-model compare (limited)
  • Basic file uploads
  • Model personality modes
  • Search/chat modes
  • No agent mode
  • No deep research mode
Start Plus

Pro

Power features for serious users

$9.99/month
  • ~200 GPT-5.3/day
  • ~40–60 GPT-5.4/day
  • ~150–200 Claude Sonnet/day
  • Agent mode
  • Persistent memory
  • Threaded conversations
  • Advanced file intelligence
  • Deep research mode
  • Chat export + replay
Start Pro

Max

Highest caps, priority, and experimental access

$19.99/month
  • Highest usage caps
  • Priority compute
  • Custom AI profiles
  • Early/experimental features
  • Maximum performance tier
  • Not unlimited
Start Max

Full feature comparison

FeatureFreePlusProMax
Messages per day30100200500
Messages per week2107001,4003,500
AI modelsBase modelsExpanded setAll modelsAll + priority
Compare mode2 models3 models3 models
File uploads10 MB25 MB100 MB
Long-term memory100 entries1,000 entriesUnlimited
Chat history7 days30 daysUnlimitedUnlimited
Shareable links
Branching conversations
Priority support

Ready to compare the best AI models?

Join thousands of users who use OMNIX to get better answers, faster.

Get started free