CustomGPT
"CustomGPT earns its place for businesses with a clear support automation use case and a well-organised knowledge base. The anti-hallucination architecture and verifiable citations genuinely address the biggest trust problem with AI chatbots in professional settings. The no-code setup is as straightforward as advertised and the 1,400 plus file format support handles virtually any content library. The Standard plan at $99 per month works well for small teams with moderate query volumes. Businesses with high traffic or seasonal spikes should consider the Premium tier from the start to avoid running into query limits at busy periods."
- Anti-hallucination architecture keeps responses grounded in your content only
- Verifiable citations on every answer build user and administrator trust
- 1,400 plus file formats and sitemap auto-sync handle any knowledge base setup
- No code required from setup to deployment
- Trusted by MIT, Adobe, and Dropbox with documented 90 percent inquiry automation rates
- GPT-4o and GPT-5 model access included across all plans
- 90 plus language support with automatic detection
- Standard plan's 1,000 monthly query limit can be exhausted quickly for high-traffic websites
- Credit card required to start the 7-day free trial
- Overage charges for exceeding query limits are billed separately from the subscription
- Analytics depth on the Standard plan is limited for teams wanting detailed performance optimisation
Key Features
Anti-Hallucination AI Grounded in Your Content
Every response is generated exclusively from your uploaded documents and connected sources, not general internet knowledge, producing accurate and on-topic answers that stay within the boundaries of what you have actually written
Verifiable Citations on Every Response
Each chatbot answer includes a clickable citation linking directly to the specific source document or page it came from, giving users and administrators full transparency over where information originated
1,400 Plus File Format Support
Ingest PDFs, Word documents, PowerPoint presentations, audio files, video content, YouTube videos, and over 1,400 other formats directly into your chatbot knowledge base without any file conversion
Sitemap Auto-Sync
Connect your website URL and CustomGPT automatically indexes your entire site and keeps it updated as your content changes, eliminating the need to manually re-upload pages
Multi-Platform Deployment
Deploy your chatbot as a website embed, live chat widget, Slack integration, or via REST API and webhooks into any existing application or workflow without developer support
90 Plus Language Support
Serves customers in their preferred language automatically with built-in multilingual detection across all plans
GPT-4o and GPT-5 Model Access
Runs on OpenAI's most current models across all plan tiers so response quality improves automatically as OpenAI releases upgrades
White Label and Branding Removal
Remove CustomGPT branding entirely and replace with your own for fully branded customer-facing deployments, available on Premium plan and above
Enterprise-Grade Security
SSL encryption, GDPR compliance, PII removal, custom SSO, and data processing agreements available for regulated industries and enterprise deployments
Pricing Plans
$99/mo
- ✓ 10 custom chatbots
- ✓ 1,000 GPT-4 queries/mo
- ✓ 5,000 items/chatbot
- ✓ REST API access
- ✓ Website embed & Slack
$499/mo
- ✓ 100 custom chatbots
- ✓ 5,000 GPT-4 queries/mo
- ✓ Branding removal
- ✓ PII removal & OCR
- ✓ Sitemap auto-sync
Custom
- ✓ Unlimited chatbots and queries
- ✓ Custom SSO & Token auth
- ✓ Dedicated account manager
- ✓ Data processing agreement
- ✓ Prioritised support
About CustomGPT
Generic AI chatbots know everything on the internet and nothing specific about your business. CustomGPT flips that entirely. Upload your documentation, connect your website, paste your FAQs, and the platform builds a chatbot that answers questions using only your specific content. The result is a support agent that stays completely on-topic, cites its sources with every response, and handles the questions your team answers manually every single day.
The anti-hallucination approach is what separates CustomGPT from most no-code chatbot builders. Because the model is grounded exclusively in your uploaded content rather than general internet knowledge, responses are reliably accurate and directly traceable to the source material. Every answer includes a verifiable citation linking back to the specific document or page it came from, which makes the tool particularly well-suited for legal, healthcare, education, and compliance-heavy industries where accuracy is non-negotiable.
Setup requires no developer. Connect a sitemap URL and CustomGPT automatically ingests and indexes your entire website. Upload PDFs, Word documents, PowerPoint files, audio, video, and over 1,400 other file formats directly. Connect platforms like Confluence, Zendesk, and Notion as live knowledge sources that stay in sync. The chatbot is deployable as a website widget, embedded chat, Slack integration, or via REST API within existing applications, all from the same no-code dashboard.
The platform supports over 90 languages with automatic detection, making it practical for businesses serving international audiences from a single chatbot setup. Trusted by organisations including MIT, Adobe, and Dropbox, it has demonstrated the ability to automate 90 percent or more of common support queries when the underlying knowledge base is well-organised.
CustomGPT now supports both GPT-4o and GPT-5 as underlying models across all plans, meaning the quality of responses continues to improve as OpenAI releases more capable models without requiring any changes to your setup.