The Last AI Platform
You'll Ever Need

The only AI that eliminates hallucinations with real-time logprob analysis, never forgets with multimodal RAG, and intelligently orchestrates frontier models for absolute superiority in every task.

All Frontier Models
Zero Hallucinations
Perfect Memory
Project Collaboration

Experience the Difference

Watch as multiple frontier models collaborate in real-time, with logprob confidence scoring detecting uncertainty before it becomes hallucination.

sup.ai/chats

Logprob Analysis

We read model confidence in real-time—uncertainty gets terminated

Always Cited

Every fact backed by sources you can verify

Multi-Model Consensus

Best frontier models debate to reach the right answer

Built Different. Built Better.

Every feature engineered for absolute superiority. This is a complete reimagining of what LLMs can achieve with frontier models.

We're the only AI platform that analyzes model logprobs in real-time. Every token a model generates comes with probability distributions—we intercept these to detect uncertainty, hedging, or hallucination before it reaches you. When a model's confidence wavers or predictions scatter, we terminate instantly and surface only rock-solid responses. No one else does this.

Real-time probability analysis of every generated token
Detect uncertainty and hallucination at the source
Automatic termination of low-confidence responses
The only platform with direct access to model confidence signals

Every Frontier Model. One Platform.

Why limit yourself to one model when you can harness them all? We automatically select and orchestrate the perfect combination of frontier models for your task.

GPT-5 Pro

OpenAI

The ultimate thinking machine for problems that demand maximum intelligence and computational effort. GPT-5 Pro allocates massive compute resources to think deeply and thoroughly about the hardest challenges. With an extraordinary 272K output window and extensive thinking capabilities, this model tackles problems other AIs simply cannot solve. Requests may take minutes to complete as it works through complex reasoning chains. For cutting-edge research, groundbreaking problem-solving, and situations where correctness is paramount and time is secondary. The most powerful OpenAI model available.

Claude Opus 4.1

Anthropic

The previous Opus generation delivering superior coding and agentic performance with 74.5% on SWE-bench Verified. Excellent for complex multi-step problems requiring rigor and precision. Note: This model is deprecated as an outdated version; please use Claude Opus 4.5 for the latest improvements.

Claude Sonnet 4.5

Anthropic

Our go-to model for sophisticated work that demands both intelligence and nuance. Sonnet 4.5 excels at complex coding projects, nuanced writing, detailed analysis, and thoughtful problem-solving. With thinking capabilities, multimodal support, and Claude's renowned ability to follow instructions precisely, this model strikes the perfect balance between capability and cost for professional-grade work. Ideal for when quality truly matters.

Gemini 2.5 Pro

Google

The previous-generation advanced Gemini reasoning model capable of solving complex problems with 1M context and comprehensive multimodal support including audio and video. Note: This model is deprecated as an outdated version; please use Gemini 3 Pro Preview for the latest capabilities.

Grok 4

xAI

xAI's premier flagship model combining exceptional natural language understanding, mathematical prowess, and sophisticated reasoning. This well-rounded model excels across diverse domains?from creative writing to complex calculations to logical problem-solving. With 256K context for both input and output, thinking capabilities, and vision support, it handles virtually any task with intelligence and nuance. The true jack-of-all-trades that masters most of them. Perfect when you need a single model that performs excellently across the board.

Llama 4 Maverick 17B

Meta

A multimodal model from the Llama 4 collection with MoE architecture for text and image tasks. Designed for multimodal experiences with vision capabilities. Note: This model is deprecated due to poor tool calling and web search hallucination issues; please use MiniMax M2 for better reliability.

DeepSeek V3.2 Exp

DeepSeek

An innovative experimental model pioneering breakthrough efficiency in long-context processing. Using revolutionary Sparse Attention technology, this model handles massive contexts (164K tokens) with exceptional speed and minimal resource use while maintaining quality. With thinking capabilities and an impressive 65K output window, it excels at tasks requiring extensive context understanding. Perfect for processing large documents, codebases, or datasets where traditional models slow down. Exceptional value for long-context work.

Qwen3 Max

Alibaba

Our most advanced Qwen model, engineered specifically for sophisticated agent workflows and complex tool orchestration. This model achieves state-of-the-art performance in autonomous task completion, excelling at multi-step planning and execution. With a 262K context window and 32K output tokens, it handles extended agentic scenarios where other models struggle. Choose this when you need reliable, intelligent automation.

Intelligent Orchestration in Action

1

Analyze Task

Our orchestration layer instantly analyzes your query's complexity, domain, and requirements to determine the optimal approach.

2

Select Models

Automatically picks the perfect frontier models based on their strengths, balancing capabilities, cost, and performance for your specific task.

3

Collaborate & Filter

Models debate and cross-check while logprob analysis catches uncertainty in real-time, delivering only rock-solid confident answers.

29

Frontier Models

5

Intelligence Modes

<0.1%

Uncertainty Threshold

100%

Source Citations

Choose Your Plan

Get started for free or unlock advanced features with our paid plans

Free
Fast models for students and casual users. Includes thinking mode for basic reasoning tasks
$0/month

Chat Modes

Fast
50 messages/day
Thinking
10 messages/day
Deep Thinking
2 messages/day
Image
5 images/day
Nano Banana

Essential Models (19)

GPT-5 Mini
Claude Haiku 4.5
Gemini 2.5 Flash
+ 16 more models
Most Popular
Plus
Professional tools for developers. Deep-thinking and pro modes for complex coding and reasoning
$20/month

Chat Modes

Fast
500 messages/day
Thinking
50 messages/day
Deep Thinking
10 messages/day
Pro
2 messages/day
Image
50 images/day
Nano Banana Pro

Professional Models (26)

GPT-5.1 Thinking
Qwen3 Max
GLM 4.6
+ 23 more models

Ad-Free Experience

No ads - Enjoy uninterrupted conversations
Pro
Unlimited fast mode for power users. Heavy deep-thinking and pro mode usage for demanding work
$100/month

Chat Modes

Fast
Unlimited
Thinking
300 messages/day
Deep Thinking
75 messages/day
Pro
25 messages/day
Image
Unlimited
Nano Banana Pro

Premium Models (27)

Claude Sonnet 4.5
Gemini 3 Pro Preview
Grok 4
+ 24 more models

Ad-Free Experience

No ads - Enjoy uninterrupted conversations
Super
Unlimited everything for researchers and teams. Unrestricted pro mode access to frontier models
$200/month

Chat Modes

Fast
Unlimited
Thinking
Unlimited
Deep Thinking
Unlimited
Pro
Unlimited
Image
Unlimited
Nano Banana Pro

Ultimate Models (29)

Claude Opus 4.5
GPT-5 Pro
Gemini 3 Pro Preview
+ 26 more models

Ad-Free Experience

No ads - Enjoy uninterrupted conversations

FAQ