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Snap & SummarizeAI DetectorAI HumanizerSnap-to-Solve MathMath AI Playground ✨Chat Notes (New)AI ChatExplore All Tools →

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AI Model Ecosystem

StudyHobby integrates the world's most powerful AI models into a single platform. Choose the right brain for your specific task, from lightning-fast summaries to deep academic research.

Free Tier Models

Available to all users
google

Gemini 3.1 Flash

Blazing fast intelligence for everyday tasks and quick summaries.

Ready for production
openai

GPT-5.4 Nano

Compact yet powerful reasoning for lightning-fast academic assistance. (FREE)

Ready for production

Pro Tier Ecosystem

PRO FEATURES
openai

GPT-5.5 Pro

Ultimate reasoning and multi-modal capabilities.

Reasoning
openai

GPT-5.4 Thinking

Specialized for deep logical chain-of-thought and complex math.

ReasoningLogic King
openai

GPT-5.3 Codex

State-of-the-art coding and structural data generation.

Reasoning
openai

GPT Image 2

Next-gen visual understanding and artistic generation.

Reasoning
anthropic

Claude Opus 4.7

Human-level nuance and complex creative writing.

Creative
anthropic

Claude Sonnet 4.6

Perfect balance of speed and poetic intelligence.

Creative
anthropic

Claude Haiku 4.5

Instant, lightweight analysis for large-scale documents.

Creative
perplexity

Sonar Pro

Real-time web search and verified source citations.

Real-time
perplexity

Sonar Reasoning

Advanced investigative search with recursive reasoning.

Real-time
perplexity

Sonar Deep Research

Comprehensive research reports from trillions of web pages.

Real-time
xai

Grok 4

Unfiltered, real-time access to the pulse of X and modern data.

deepseek

DeepSeek-V4

Massive knowledge graph and extreme technical precision.

Unlock the Full Ecosystem

Pro users get unlimited access to all models, including the world-leading GPT-5.5 Pro and Sonar Deep Research engines.

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