ChatGPT
Reviews, test reports and deep-dive analysis
The world's most popular AI assistant
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openai.com
Details
Pros
- Free tier available
- API available
- GDPR compliant
- EU server location
- Streaming support
- Multimodal input
- Web search capability
- Code execution
- Voice mode
Cons
- None noted
Profile: ChatGPT
| Company | ChatGPT |
| Type | AI Chatbots & LLMs |
| Founded | 2022 |
| Headquarters | San Francisco, USA |
| Server Location | US, EU |
| GDPR Status | ✅ Compliant |
| Free Tier | Yes |
| Starting Price | $20/mo |
| Pricing Model | SUBSCRIPTION |
| Website | openai.com |
About ChatGPT
ChatGPT, developed by OpenAI, remains the world's most widely adopted AI assistant since its launch in November 2022. Now powered by the GPT-5.4 and o3-pro model families, it offers an unmatched suite of capabilities including text generation, DALL·E image creation, real-time web search, sandboxed code execution, Advanced Voice conversations, and the new Prism structured writing environment.
The free tier provides access to GPT-5.4 mini, while the Plus subscription at $20/month unlocks GPT-5.4, DALL·E, Advanced Voice Mode, and higher limits. The $200/month Pro tier provides unlimited usage with access to o3-pro (OpenAI's most powerful reasoning model), Prism for structured research, and priority access during peak hours. Team ($25–30/user/month) and Enterprise (custom) tiers add SSO, admin consoles, and SOC 2 compliance.
ChatGPT's ecosystem breadth is unmatched: native apps on iOS, Android, Mac, and Windows; a Custom GPT marketplace; GitHub integration for repository analysis; and Slack integration. The 128K token context window, deep research mode, canvas collaboration, and Advanced Data Analysis (Python code execution, visualizations, CSV processing) make it the most feature-complete AI assistant.
For enterprise users, OpenAI offers SOC 2 Type II compliance, SAML SSO, and a strict guarantee that business data is never used for training. The API supports GPT-5.4, o3-pro, fine-tuning, function calling, and batch processing.
ChatGPT's limitations include its position as second-best for pure coding quality (behind Claude) and a premium $200/month price point for full access. Despite the strong free tier, rate limits are tightened under heavy load. Nevertheless, ChatGPT remains the most versatile and polished AI assistant available, combining reliability, feature breadth, and ecosystem integration in a way no competitor fully matches.
