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AssistantOpenAI

ChatGPT

The default AI assistant. Chat, voice, vision, and a tool ecosystem.

Category
Assistant
Pricing
FREEMIUM
Hosting
Cloud
Platforms
WebiOSAndroidmacOSWindows
Models
Single model (proprietary)
Verified
Jun 6, 2026

OpenAI's consumer assistant — multimodal chat with voice, image input, web browsing, code, and custom GPTs. The product that put generative AI in everyone's hands.

Capabilities 6

What it actually does — grouped by capability family.

  • Sandboxed code execution (primary capability)
  • Voice agent (secondary capability)
  • AI app builder (secondary capability)
  • Text-to-image (secondary capability)
  • Web research agent (primary capability)
  • Data analysis / BI (secondary capability)

Pros & cons

  • Largest user base and ecosystem
  • Custom GPT store and tooling
  • Strong multimodal: voice, vision, web
  • Frequent frontier-model updates
  • OpenAI models only
  • Best features gated to paid tiers
  • Usage limits on advanced models

Tags

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    Artifacts for live, editable outputs
    Anthropic models only
    • chat
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    • writing
    • coding
    • +1
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    Gemini

    Google

    Google's assistant, wired into Search, Workspace, and Android.

    Google's multimodal assistant — chat, image generation, deep research, and tight integration across Gmail, Docs, and Android. Backed by the Gemini model family.

    Deep Workspace + Android integration
    Quality varies by surface and model tier
    • chat
    • assistant
    • multimodal
    • google
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    Grok

    xAI

    xAI's assistant with real-time X access and a less-filtered voice.

    xAI's assistant — chat, image generation, and real-time knowledge pulled from X. Positioned as witty and current, with deep integration into the X platform.

    Real-time X/Twitter data
    Weaker at coding than rivals
    • chat
    • assistant
    • real-time
    • x
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    Perplexity

    Perplexity AI

    AI search engine that answers with inline citations.

    Hybrid search engine that returns synthesized answers with inline citations rather than a list of links. Ships a consumer product and the Sonar API for adding cited search to your own apps and agents.

    Inline citations on synthesized answers
    Citations can misattribute or be wrong
    • search
    • citations
    • consumer
    • api