Vetted & Ranked
Best Vetted AI Chatbots & Assistants Companies in 2026
✓ Independently vetted by the WhatiseBrokering team · 164 companies in this category · Last updated October 15, 2026
Every company below passed our vetting checklist — try before you buy or a real money-back guarantee, no fine-print returns, and a human you can reach. TrustScores reflect what we actually verified, not what companies claim.
GDPR-compliant AI platform giving businesses secure access to leading AI models with automatic data masking.
Why we like them
✓Free trial and live demo available; custom enterprise pricing (details on request)
✓Proprietary Privacy Filter™ automatically masks sensitive data before it reaches third-party AI models
✓GDPR-compliant, ISO 27001 certified, hosted in Germany with optional air-gapped deployment
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Self-hosted AI chatbot you deploy to your own AWS account with one click.
Why we like them
✓One-time payment plans ($0, $2,999, $4,999) instead of monthly subscriptions
✓Free tier includes 1 chatbot, unlimited messages, and GPT-3.5 access
✓Requires your own AWS, OpenAI, and Pinecone accounts/keys to run
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Desktop app that gives AI chats persistent memory via a visual canvas, so you never repeat context.
Why we like them
✓One-time purchase ($89) with no subscription; free updates and support for one year
✓Bring-your-own-API-key model (OpenAI, Anthropic, Google, Perplexity) with local, private data storage
✓Split-screen interface with an infinite visual memory canvas and conversation branching
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
A private AI assistant that runs offline on your phone, with no internet connection required.
Why we like them
✓One-time purchase for the full app; a free, limited-feature APK version is also available
✓Runs entirely offline on-device, so conversations stay private by default
✓Supports custom/downloadable AI personalities and characters, plus image generation features
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
AI that drafts Gmail replies automatically by learning your writing style and inbox history.
Why we like them
✓Free plan available (5 messages/day); paid plans start at $27/mo for ~600 drafts monthly
✓Works as a Chrome extension on desktop and within the Gmail mobile app
✓Background generation mode drafts replies automatically even when you're away
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
An AI teammate that works across Slack, Teams, GitHub, Linear and 3,000+ tools to get tasks done.
Why we like them
✓Team plan at $40/org/month with tiered credit allowances; Enterprise plan available with custom pricing via sales
✓Up to $100 in free credits to start, no credit card required
✓SOC 2 Type II and GDPR compliant; connects with 3,000+ tools including Slack, GitHub, Linear, and Google Workspace
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Audio-native AI that detects fraud, compliance risks, and deepfakes in voice conversations.
Why we like them
✓Ranked #1 on Hugging Face's deepfake detection and transcription benchmarks
✓Offers both a no-code enterprise platform (Velma) and a self-serve developer API with five model families
✓Pricing is not publicly listed; separate quotes available for API and Enterprise Platform plans
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
White-label AI voice agents with ultra-low latency for industry-specific customer interactions.
Why we like them
✓Free trial available; enterprise plans use custom pricing
✓White-label branding with custom domain and client-level multi-tenant architecture
✓Sub-176ms latency, GDPR/CCPA compliant, with multi-carrier support (Twilio, Telnyx, SIP)
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Build multilingual voice AI agents for inbound and outbound calls in Indian languages.
Why we like them
✓Supports 10+ languages with sub-300ms latency and integrates 20+ ASR/LLM/TTS models
✓No-code dashboard plus REST APIs, with integrations for Twilio, Plivo, n8n, Make.com, and Zapier
✓Enterprise plans include India/US data residency and forward-deployed engineering support; custom pricing, demo required
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Add a customizable voice AI agent to your website to answer questions and book calls.
Why we like them
✓Free self-service tier with 100 conversations/month; managed service from £100/mo plus £500 setup fee
✓Pay-as-you-go pricing beyond free tier (£0.20/conversation, £0.80/phone call)
✓Optional phone number for inbound/outbound AI phone calls, with conversation logs exported to Google Sheets
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Speech-native voice AI platform with developer APIs for building fast, human-like voice agents.
Why we like them
✓Pay-as-you-go pricing starting at 5¢/minute (includes TTS) with a free tier for up to 5 concurrent calls
✓Paid Pro plan at $100/month (billed yearly) removes concurrency caps; custom Enterprise plans available
✓Built on open-weight models (Ultravox v0.7, UltraVAD) with published research on Hugging Face
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Open-source framework for building and deploying LLM-powered voice agents.
Why we like them
✓Open-source core (MIT license) with Python and Node SDKs available
✓Modular architecture lets you plug in your own LLM, speech-to-text, and text-to-speech providers
✓Vocode API adds enterprise-grade phone call management on top of the open-source core
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
AI agent that automates customer service conversations across chat, email, WhatsApp, and more.
Why we like them
✓Free plan available ('Start for free'), plus demo-based onboarding for teams
✓Unified inbox across website chat, email, WhatsApp, Messenger, Instagram, and custom channels
✓EU-hosted, end-to-end encrypted, ISO 27001 certified, and GDPR compliant data handling
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
No-code builder for conversational AI pages that answer questions, qualify leads, and book calls 24/7.
Why we like them
✓Free to start, no code required, no credit card needed
✓Trainable on your own content with customizable branding and AI-assigned tasks (lead capture, booking, content surfacing)
✓Auto-syncs leads/conversations to dashboard, Google Sheets, or CRM via Zapier; usable across socials, DMs, website, and email
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Build and deploy AI agents that handle phone calls and chat without training models or managing infrastructure.
Why we like them
✓Free tier to start building before paid plans kick in
✓Supports 100+ languages with claimed low-latency, unlimited parallel calls
✓8000+ integrations plus REST API for connecting existing business tools
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Cloud-based platform for building and coordinating teams of AI agents that handle real company workflows.
Why we like them
✓Free plan available—no credit card required to start
✓Includes a marketplace for installable agents, skills, and workflow templates
✓Agents can execute real tool actions: run code, browse the web, generate media, and deploy websites
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
AI voice agents that handle phone calls, workflows, and CRM updates automatically.
Why we like them
✓Usage-based pricing at $0.10/min (includes LLM, voice, STT, TTS), with $10 free credit on signup
✓Supports up to 5 concurrent calls on the free tier; custom concurrency and SLA available via Enterprise plan
✓Integrates via API, webhooks, SIP trunking, and no-code tools like Zapier, Make, and n8n
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
AI research assistant that turns biomedical questions into cited, evidence-backed briefs from 40M+ papers.
Why we like them
✓Free Basic tier (1 brief/month); paid plans from €8/month (Plus) to €60/month (Team, 3 seats), plus custom Organization pricing
✓3-day free trial on paid plans, with pay-as-you-go overage so research isn't capped by monthly limits
✓Full-text paper analysis (not just abstracts) with Trust Index scoring, verified citations, and saved Library clusters
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
Connects to Gmail or Outlook and drafts email replies overnight, in your own writing style.
Why we like them
✓7-day free trial, no card required
✓Learns your writing voice from sent mail — no generic templates
✓Optional knowledge base and CRM integration for fact-checked, sourced replies
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
AI concierge chatbot trained on your listings and docs to handle tenant, renter, and guest inquiries.
Why we like them
✓Base plan starts at $99/month for up to 5 AI agents; custom Enterprise pricing for brokerages and firms
✓Free trial available, no credit card required
✓Integrates with Zapier and supports deployment across web chat, SMS, Instagram DMs, WhatsApp, and email
What we verified
—Money-back guarantee verified
✓Free trial available
✓Reachable customer service
✓No fine-print return conditions
✓No unrealistic claims detected
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