OmniSide – Free access to multiple top AI models in one platform

Summary: OmniSide provides free access to GPT-5, Claude 4.5, Gemini 3 Pro, DeepSeek V3.1, Grok 4, and over 10 other AI models without sign-up or payment. It enables side-by-side comparison of responses from multiple models through a Chrome and Edge extension or desktop app.

What it does

OmniSide consolidates access to numerous advanced AI models in one interface, allowing users to submit a single prompt and compare outputs across different AIs simultaneously.

Who it's for

It targets users who need to test or use multiple AI models without managing separate subscriptions or accounts.

Why it matters

It eliminates the cost and friction of subscribing to multiple AI services by offering free, anonymous, and unified access to leading models.