Flash Sale 50% Off!

Don't miss out on our amazing 50% flash sale. Limited time only!

Sale ends in:

Get an additional 10% discount on any plan!

SPECIAL10
See Pricing
×

Daily Limit Reached

You have exhausted your limit of free daily generations. To get more free generations, consider upgrading to our unlimited plan for $4/month or come back tomorrow.

Get an additional 10% discount on any plan!

SPECIAL10
Upgrade Now
Save $385/Month - Unlock All AI Tools →

Upgrade to Premium

Thank you for creating an account! To continue using AI4Chat's premium features, please upgrade to a paid plan.

Access to all premium features
Priority customer support
Regular updates and new features - See our changelog
View Pricing Plans
7-Day Money Back Guarantee
Not satisfied? Get a full refund, no questions asked.
×

Credits Exhausted

You have used up all your available credits. Upgrade to a paid plan to get more credits and continue generating content.

Upgrade Now

You do not have enough credits to generate this output.

Top-Tier Reasoning

GPT 5.5

GPT-5.5 is OpenAI's frontier AI model that understands your intent faster, excels at agentic tasks like coding, research, and multi-step workflows, and delivers sharper results with fewer tokens for unmatched efficiency. Accessible today via ChatGPT Plus and higher tiers, it powers professional-grade productivity from marketing campaigns to complex engineering, redefining what's possible with AI.

400k Context
Top-Tier Intelligence
No GPT-5.5 Knowledge

Available for Chat, Vision, and File Uploads.

How do you want to interact?

Start a Conversation

Ask anything.
Have a natural conversation, brainstorm ideas, draft emails, or ask for advice.

Start Chatting

Use a Persona

Specialized Experts.
Instruct the AI to act as a Coding Tutor, Marketing Expert, or Travel Guide.

Pick a Persona

Why use GPT 5.5?

Capability Examples

Long Context Analysis
Analyze this 50,000-token financial report: What was Berkshire Hathaway's 2025 net operating cash flow, 2024 growth percentage, and fair value of its Kraft Heinz stake? Provide exact figures and reasoning steps.
After processing the full report in one pass (under 30 seconds), Berkshire's 2025 net operating cash flow was $45.2B (up 12% from 2024's $40.4B), and fair value of Kraft Heinz stake is $12.7B based on latest filings. Multi-hop reasoning: Cross-referenced pages 47, 112, and 205 for consistency.
Autonomous Code Development
Build a full earthquake tracker app from scratch: Ingest live USGS API data, simulate real-time rendering, add interactive maps, and deploy to a local server. Test for accuracy.
Generated 1,200-line React/Node app with API integration, WebSocket streaming, Leaflet maps, and physics-based visualizations. Passed functional tests (accuracy 99.2% vs. real feeds), deployed at localhost:3000. Self-debugged 3 edge cases autonomously.

How to use

1
Go to Chat

Navigate to the "AI Chat" page.

2
Select Model

Ensure GPT 5.5 is selected.

3
Type Prompt

Ask a question or paste code.

4
Interact

Refine the answer by replying to the AI.

Compare LLMs Side-by-Side

Is GPT 5.5 better than Claude 3.5 or Gemini? Test same prompts simultaneously in the Chat Playground.

Open Chat Playground

Made with ❤ by AI4Chat