A private AI assistant that answers from your documents, with sources, for your team or customers.
Custom AI Assistant & Knowledge Base from Vintorex Digital Solutions in Coimbatore starts at ₹79,999 for the Starter package and goes up to ₹4,99,999 for Premium, excluding 18% GST. Typical market prices run ₹1,50,000 to ₹35,00,000. Delivery: 3–14 weeks.
Prices reviewed October 2026. Excludes 18% GST.
We build a secure assistant that searches your own documents, spreadsheets and systems and answers with citations. Staff find policies, product details and past work in seconds, and the assistant can take simple actions such as creating tickets or updating records.
₹79,999 one-time + GST
₹1,99,999 one-time + GST
₹4,99,999 one-time + GST
Delivery: 3–14 weeks. Term: One-time build.
| Work item | Starter | Growth | Premium |
|---|---|---|---|
| Knowledge sources | Up to 100 documents | Up to 1,000 | Unlimited within agreed sources |
| Source types | PDF, Word, web pages | + Google Drive, spreadsheets | + CRM, ticketing, databases |
| Answers with source citations | ✓ | ✓ | ✓ |
| User access | Shared login | Role-based access | Single sign-on and audit log |
| Interfaces | Web app | Web app + WhatsApp | Web app + WhatsApp + API |
| Languages | English | English + Tamil | 3 languages |
| Actions (create tickets, send emails, update CRM) | — | 2 actions | Up to 8 actions |
| Quality evaluation question set | 50 questions | 200 questions | 500 + regression runs |
| Data privacy review | Checklist | Checklist + policy | Full review + data-flow diagram |
| Hosting | Managed cloud | Managed cloud | Your own cloud account |
| Admin dashboard to update content | ✓ | ✓ | ✓ |
| Training and handover | 1 hour | Half a day | 2 days |
| Free support after launch | 30 days | 60 days | 90 days |
| Delivery time | 3–4 weeks | 6–8 weeks | 10–14 weeks |
The typical Indian market range for this service is ₹1,50,000 to ₹35,00,000.
| Option | Type | Published price | What you get | Gaps |
|---|---|---|---|---|
| Vintorex | Done-for-you | ₹79,999 and up | Up to 100 documents, Answers with source citations, Web app | — |
| Indian AI agencies — production assistants | Market range | Published estimates of about ₹10–₹35 lakh and above | Custom assistants over a company’s knowledge with integrations, hosting and support. | Priced for large enterprises. Check what is included: ingestion, evaluation, integrations, hosting and support. |
| Indian AI chatbot developers | Market range | ₹35,000–₹8,00,000 for chatbots | Simple to moderately complex bots. | Many are scripted or FAQ bots and do not search your documents with citations. |
Competitor prices are indicative and were checked October 2026. Sources: Ecorpit — AI app development cost in India 2026; Decipher Consultancy — AI chatbot cost in India 2026; Codingclave — AI chatbot cost in India 2026.
A knowledge assistant doesn’t memorise your files. It finds the relevant passages and writes an answer from them. Understanding that process explains how to get reliable results.
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The best way to improve an AI assistant is to improve what it reads. A little document housekeeping before you start pays off in every answer.
3 min read · Evergreen guideAt Vintorex it is Starter ₹79,999, Growth ₹1,99,999, Premium ₹4,99,999, all excluding 18% GST. The wider Indian market range is ₹1,50,000 to ₹35,00,000, depending on scope.
Starter: Up to 100 documents, Answers with source citations, Web app, Shared login, 30 days support. Growth: Up to 1,000 documents, Google Drive and spreadsheets, Role-based access, 2 actions (tickets, email), WhatsApp access. Premium: Unlimited within agreed sources, CRM, ticketing and database sources, Single sign-on and audit log, Up to 8 actions + API, Runs in your own cloud.
Teams that lose time searching documents and past emails; Manufacturers and distributors with large product catalogues; Firms with onboarding, policy or support knowledge spread across files.
3–14 weeks. Term: one-time build.
AI model usage and hosting, billed at actuals; Digitising or OCR for scanned paper archives (quoted separately); Ongoing care after the free support period (monthly add-on available).
1. Use-case workshop: Who asks what, and what a correct answer looks like. 2. Document preparation: Files cleaned, structured and indexed. 3. Assistant build: Search, answers, citations and permissions. 4. Evaluation: Hundreds of test questions scored for accuracy and safety. 5. Handover: Training, admin tools and a content update routine.
Yes. One-time projects of ₹10,000 or more can be paid in milestones: 40% advance to start work, 40% mid-project approval, 20% delivery & handover.
Indian AI agencies — production assistants (market range): Published estimates of about ₹10–₹35 lakh and above. Indian AI chatbot developers (market range): ₹35,000–₹8,00,000 for chatbots. Vintorex publishes every price up front, excluding GST.
