Insights & Tutorials
AI guides, free model comparisons, and tips from the SOHAM team.
How to Use Free AI Chat Without Signup in 2025
Most AI platforms require an account, credit card, or paid plan. SOHAM gives you access to 35+ models including Groq Llama 3.3 70B, Google Gemini 2.5, and Cerebras Qwen 3 235B — completely free, no signup needed. Here's how to get started in under 60 seconds.
Groq Llama 3.3 70B: The Fastest Free AI Model Available Right Now
Groq's inference engine runs Llama 3.3 70B at speeds that make other providers look slow. We benchmarked response times, tested coding tasks, math problems, and reasoning — here's everything you need to know about using it free on SOHAM.
Solve Math Problems from Photos: SOHAM's Image Math Solver Explained
Take a photo of any handwritten equation, upload it to SOHAM, and get a step-by-step solution in seconds. This guide covers how the image math solver works, what types of problems it handles, and tips for getting the best results.
Analyze Any PDF with AI for Free — No Paid Tools Needed
Upload a PDF up to 5MB and ask SOHAM anything about it. Summarize research papers, extract key points from contracts, or quiz yourself on textbook chapters. This post walks through real examples and shows what the AI can and can't do.
Prompt Engineering for Beginners: Get Better AI Answers Every Time
The difference between a vague AI response and a precise, useful one is almost always the prompt. This beginner guide covers the core techniques — role prompting, chain-of-thought, few-shot examples — with real examples you can try on SOHAM right now.
Qwen 3 235B on Cerebras: The Largest Free AI Model You Can Use Today
Cerebras runs Qwen 3 235B Instruct — one of the largest open models available — at ultra-fast speeds. We tested it on coding, reasoning, and multilingual tasks. Here's how it compares to GPT-4 and Claude, and how to access it free on SOHAM.
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Explore all 35+ AI models, try the image math solver, or start chatting for free.