Frequently asked questions

DupliChat (duplichat.com) is an AI chat assistant built on GPT language models. You can chat, search the web, upload and analyse files, create Word, Excel, PowerPoint and PDF documents, create images, and hand multi-step jobs to Work mode. It works in Bangla and English.

Yes, there is a free plan with 50 credits a day and the Fast model. New accounts also get a 7-day trial with 60 credits. Paid plans start at ৳350 a month (about $2.92).

Starter is ৳350 a month ($2.92), Plus is ৳1000 ($8.33) and Pro is ৳2500 ($20.83). Plans last 30 days and are prepaid. Each reply uses credits, and the number used is shown next to the reply.

DupliChat offers GPT models only (for example gpt-5.6-luna, gpt-5.6-terra, gpt-5.6-sol, gpt-6-sol, gpt-6.1-sol and gpt-6-astra). Faster models are included in every plan; the most capable ones need a higher plan. The Models page lists what is available now.

No. DupliChat is an independent product and is not affiliated with, endorsed by or sponsored by OpenAI. GPT is a model family created by OpenAI.

You pay with bKash, Nagad or Rocket (Send Money), or in USDT with Binance Pay. Choose a plan, send the amount, and enter the transaction ID. Payments are checked by hand, usually within a few hours, and the plan starts as soon as it is approved.

Yes. You can write and read in Bangla or English, use voice input in both languages, and create Word documents with Bangla text. Bangla PDF output is available when the server supports it.

Work mode lets the assistant use tools step by step: read your files, search the web, build documents and spreadsheets, and use connected apps such as Google, Slack and Notion. Chat mode is for normal back-and-forth questions.

Yes. Ask for a Word, Excel, PowerPoint, PDF, CSV or HTML file and download it. Image creation and editing are included in paid plans with daily and monthly limits.

Yes. When a question needs current information (news, weather, prices, scores) it searches the web and answers with numbered sources. Paid plans include a monthly number of web searches.

Yes. Paid plans include the DupliChat API, which is OpenAI-compatible. In Cursor, Cline, Continue and similar tools set the base URL to https://duplichat.com/v1 and use an API key created under Plans & billing. Usage is charged in the same credits as chat.

DupliChat does not sell your data and shows no ads. Chats and files belong to your account, and the privacy policy lists exactly what is stored and which services receive your messages (the AI providers that run the models, the search provider and the image provider). Temporary chats are never saved.

Yes, if you allow it. DupliChat can save useful facts about you (your name, preferences, what you work on) from your own messages and use them in new chats. You can see, edit and delete everything in Settings → Memory, or turn memory off.

See the refund policy and the contact page. If you paid and your plan did not start, send the transaction ID and we will fix it.