T3 Chat

T3 Chat is a multi-model AI chat interface from Ping Labs (t3.gg / YC W22), available at t3.chat. It runs in the browser and gives you instant access to 50+ AI models from a single tab -- no separate accounts needed.

What T3 Chat does:

• •Switch models in one click GPT-4o, Claude 4-Sonnet, Gemini 2.5-Pro, Grok-4, DeepSeek, Llama-3.3, and 45+ others all available from the same chat window.
• •Load responses 2x faster T3 Chat uses a low-resource UI that returns responses roughly 2x faster than ChatGPT and 10x faster than DeepSeek (per T3 benchmarks).
• •Upload files and generate images attach PDFs and images directly in chat. Generate images via DALL-E without leaving the interface.
• •Save reusable personas bundle a system prompt with a preferred model into a persona you reuse across conversations.
• •Side-by-side model comparison run the same prompt across multiple models and compare responses in a single view.
• •Team collaboration tools share chats, export outputs, and configure reasoning effort for group workflows.

Limitations:

• •Message limit creates anxiety even if you never hit it — The Pro plan ($8/month) includes 1,500 messages per month; the founder has publicly acknowledged that the visible cap deters sign-ups even though 99.9% of users never reach it.
• •Usage bar resets every 4 hours, not monthly — T3 Chat recently moved to a rolling 4-hour usage window instead of a monthly allowance; heavy users in a single long session may still hit a temporary wall mid-conversation.
• •Model availability is not consistently transparent — Which specific AI models are accessible at any given time isn't always clearly documented, making it difficult to know exactly what you're getting for your subscription.
• •Not suited to specialised or deep work tasks — T3 Chat shines as a multi-model front-end for general queries, but it lacks the specialised tool integrations (code execution, file analysis, workflow automation) that make tools like Claude or ChatGPT more capable for business tasks.
• •No mobile app as of April 2026 — T3 Chat is a web-based tool; there's no native iOS or Android app, which limits its usefulness as an on-the-go assistant.

Pricing:

• •Free tier Limited messages per month and access to legacy models only.
• •Pro tier $8/month ($96/year) gives access to all 50+ models, removes message caps, adds export, custom instructions, priority processing, and removes ads.