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AI Assistants & Chatbots

We build custom AI assistants, internal automation agents, and intelligent chatbots powered by LLMs, vector search, and your company's private data. Designed for support, operations, onboarding, sales, and complex workflow automation — all GDPR-compliant and tailored for real business processes.

We build custom AI assistants, internal automation agents, and intelligent chatbots powered by LLMs, vector search, and your company's private data. Designed for support, operations, onboarding, sales, and complex workflow automation — all GDPR-compliant and tailored for real business processes.

Our assistants go far beyond simple FAQ bots. We create domain-specific, instruction-trained systems capable of handling documents, CRM data, product knowledge, internal rules, and multi-step reasoning.

From customer support to internal automation, we design AI agents that actually reduce workload, increase response quality, and integrate directly into your digital infrastructure.

What We Deliver

Customer Support Assistants

  • Instant answers based on product documentation
  • Context-aware support (user data, past tickets, account status)
  • Multilingual replies (DE/EN/ES/PL/RU)
  • Escalation rules & human handover
  • Integration with Zendesk, Freshdesk, HubSpot, WhatsApp

Internal Operations Assistants

  • AI agents for sales, HR, finance, ops
  • Knowledge retrieval over internal documents
  • Auto-generating emails, summaries, briefs, reports
  • Task automation (CRM updates, ticket processing, routing)
  • Slack/Teams/Email assistants for internal teams

Website & Product Chatbots

  • Embeddable web widgets
  • Conversational onboarding flows
  • Product recommendation assistants
  • Lead qualification & routing agents
  • Interactive flows with structured logic + LLM intelligence

Multi-Step Workflow Automation

  • Agents that perform sequences of tasks
  • CRM syncing, enrichment, lead scoring
  • Document parsing + PDF generation
  • Email sequences and follow-ups
  • Webhook-based automations and background jobs

Why Companies Choose Our AI Assistants

True intelligence: reasoning, memory, personalization
On-premise or EU-hosted models for compliance
Custom embeddings and vector search for accurate answers
Deep integrations with your existing systems
100% GDPR compliant with private data isolation
Supports multilingual teams and global audiences
Fast deployment with enterprise-grade engineering

When You Need AI Assistants

This service is ideal when you need:

AI support instead of large support teams
Agents that automate repetitive work
Assistants integrated deeply into CRM or operations
Smart FAQ/chat systems for websites or apps
A knowledge retrieval system across PDFs and documents
AI that understands your business, not generic replies
Workflow automation for sales, onboarding, HR, or legal

Tools & Technologies

LLMs & AI Stack

OpenAI, GPT-4.1/GPT-5 series, Llama 3, Mistral, custom local models

Search & Knowledge Base

Vector databases (Supabase, Pinecone, Qdrant), Embeddings, document chunking, structured retrieval

Frontend & UI

Next.js, React, chat widgets, custom UI components

Integrations

HubSpot, Pipedrive, Bitrix24, Zendesk, Intercom, WhatsApp API, Slack/Teams, Email automation tools, internal systems

Automation & Workflows

Node.js workers, queues, background jobs (Redis/BullMQ), Webhooks, CRMs, ERP systems, PDFs

Infrastructure

Vercel EU, Supabase EU, AWS EU, Docker, CI/CD

Process: How We Build AI Assistants

Step 1 — Knowledge & Data Audit

  • Document ingestion (PDFs, docs, sheets)
  • Product & process mapping
  • Role and scope definition

Step 2 — AI Architecture & Retrieval Setup

  • Vector DB and embeddings
  • Custom instruction tuning
  • Data routing, memory, context windows

Step 3 — Assistant Development

  • Chat logic, workflows, reasoning tools
  • Integrations with CRM or internal systems
  • User interface (web, Slack, WhatsApp, mobile)

Step 4 — Launch & Optimization

  • Human-in-the-loop review
  • Accuracy and safety tuning
  • Analytics, logs, usage insights
  • Ongoing iteration and model updates

Example AI Assistant Work (Case Studies)

AI assistant for a German B2B company handling 60% of support questions

Context-aware support assistant with CRM integration and multilingual support

Internal sales agent updating CRM records and writing follow-up emails

Automated sales assistant with document parsing and email generation

Website chatbot qualifying leads and routing them to sales calls

Lead qualification chatbot with intelligent routing and CRM integration

Onboarding assistant explaining product usage in multiple languages

Multilingual onboarding assistant with interactive flows and knowledge base

Legal document assistant analyzing PDFs and summarizing key sections

Document analysis assistant with PDF parsing and intelligent summarization

FAQ

Can assistants use our private documents?

Yes — all documents are embedded securely into private vector stores.

Is everything GDPR compliant?

Yes — EU hosting, no data leaving EU regions, full audit logs.

Can assistants automate tasks inside CRM?

Yes — we integrate with HubSpot, Pipedrive, Bitrix24 and custom APIs.

Do assistants support multilingual outputs?

Yes — German, English, Spanish, Polish, Russian, and more.

Can we run assistants on local or private models?

Yes — Llama/Mistral-based solutions on private EU servers.

We work with companies in Berlin and across Germany, delivering custom AI assistants, intelligent chatbots, and automation agents powered by LLMs and vector search. Our Berlin-based team specializes in domain-specific instruction training, CRM integrations, multilingual support, and GDPR-compliant AI systems for customer support, operations, and workflow automation.

AI Assistants & Chatbots in Berlin | H-Studio