I want to create a custom open AI like Claude, ChatGPT,Gemini etc so I can use for my internal use where I just need to upload customer documents and AI will give full 6-7 pages colurful report with our company logo with below mentioned details 1.Check Loan eligibilty 2.Salary Details in Tabular Form 3.Obligation in Tabular Form 4.Pening documents 5.Pending form Filling Details 6.Probables queries based on Past queried data