CustomGPT.ai
A retrieval-based AI agent builder that answers with citations from your content, from $89 a month (Standard, annual) after a 7-day trial.
- Free trial
- Flat monthly
- Cloud
- RAG with citations
- Independent sources
- Verified 10 Nov 2026Sources are dated on this profile
- 1 sourceLinked, typed and dated
- Independent third-party sourcesHow this profile was compiled
- Not an endorsementStack18 has not tested this product
What is CustomGPT.ai?
CustomGPT.ai builds retrieval-augmented (RAG) AI agents grounded in your content, with citations and auto-sync to reduce hallucinations.
- Best forTeams needing grounded Q&A with low hallucination risk
- Team size fitSmall teams, Mid-size teams, Large enterprises
- PricingStandard $99 a month ($89 annual); Premium $499; Enterprise custom; 7-day trial.
- Main limitationTight query cap on Standard.
- AlternativesChatbase, Botpress, Voiceflow · compare all
CustomGPT.ai overview: who it is for and what it does.
CustomGPT.ai focuses on grounded answers: agents retrieve from your documents and sites and cite sources.
A 2 November 2026 guide lists no free plan but a 7-day trial, Standard at $99 a month ($89 annual; 10 agents, 1,000 queries a month), Premium at $499 (25 agents, 5,000 queries) and custom Enterprise.
It notes 1,000 queries is tight on Standard, the jump to Premium is large and it is not built for branching logic.
Main problem it solves
Answers questions accurately from your own knowledge.
Typical customer segment
SMB to enterprise.
Target users
- Support teams
- Knowledge managers
- Professional services
Primary use cases
- Grounded Q&A
- Internal knowledge bots
- Customer FAQs
What makes it distinct
- Citations.
- Auto-sync.
- Query caps.
CustomGPT.ai features explained.
Plans (per month)
- Standard
- $99 ($89 annual); 10 agents; 1,000 queries.
- Premium
- $499; 25 agents; 5,000 queries.
- Enterprise
- Custom.
RAG
- Citations
- Included.
- Auto-Sync
- Keeps content fresh.
- Hallucination
- Low risk focus.
Limits
- Queries
- 1,000 on Standard.
- Branching
- Not built for it.
- Free plan
- None.
CustomGPT.ai pricing and plans.
Figures reported by independent sources; vendor page not reviewed directly. Checked 10 Nov 2026 against Rework.
Pricing model
Flat monthly plans with query caps.
Free plan
No
Free trial
Yes (7 days)
CustomGPT.ai plans and prices (USD)
Standard
$99 per month
Monthly ($89 annual)
1,000 queries.
Premium
$499 per month
Monthly
5,000 queries.
Enterprise
Custom
Annual
Large deployments.
Rework (2 November 2026).
Prices change. Confirm current plans and terms on the vendor's site before you decide.
Visit official website (external) ↗See alternativesCustomGPT.ai integrations, API and platforms.
Important integrations
- Zapier
- Slack
- WordPress
- Google Drive
Supported platforms
- Web
API
Not reviewed for this profile.
Data import and export
Not reviewed for this profile.
Integration coverage was not assessed in full. Check CustomGPT.ai's integrations directory and documentation for your tools.
CustomGPT.ai pros and cons.
Strengths, limitations and best fit. Each point cites a source; editorial summaries are not customer reviews.
Best for
- Teams needing grounded Q&A with low hallucination risk
- Internal knowledge assistants
- Professional services
May be less suited to
- Complex conversational flows
- Free-plan seekers
Top CustomGPT.ai alternatives and competitors.
Chatbase
The fastest way to build a GPT support widget trained on your docs, free to start with paid plans from…
Explore →Related productBotpress
A developer-friendly AI agent platform with a free pay-as-you-go tier and Plus from $89 a month plus AI…
Explore →Related productVoiceflow
A collaborative platform for designing chat and voice AI agents, with a free tier and Pro at $60 a month…
Explore →CustomGPT.ai compared with similar AI chatbot and agent builders.
Summaries come from each profile. This is a side-by-side aid, not a ranking.
| Product | Pricing model | Starting price | Free plan | Build style | Best for |
|---|---|---|---|---|---|
| CustomGPT.ai | Flat + query caps | $89/mo (annual) | No; 7-day trial | No-code RAG | Grounded Q&A |
| Ada | Quote | ~$30,000/yr (reported) | No | No-code enterprise | Enterprise support |
| Botpress | Flat + usage | $89/mo + AI | Yes (500 msgs) | Visual + code | Developers |
| Chatbase | Flat + credits | $32/mo | Yes (50 credits) | No-code, doc-trained | Doc-trained support |
| Dialogflow CX | Pay as you go | ~$20 per 100 sessions | $600 trial credit | Developer flows | Google Cloud devs |
| Kore.ai | Usage + fixed fees | $0.20/session + fees | No | Enterprise platform | Contact centres |
CustomGPT.ai vs competitors: head-to-head comparisons.
Each comparison has a feature table, pricing side by side, strengths and limits, and best-fit scenarios.
Compare CustomGPT.ai with all its alternatives in one table →
CustomGPT.ai discussions and buying questions.
No published discussions mention this product yet.
CustomGPT.ai questions and answers
What is CustomGPT.ai used for?
CustomGPT.ai builds retrieval-augmented (RAG) AI agents grounded in your content, with citations and auto-sync to reduce hallucinations. Typical uses include grounded Q&A, internal knowledge bots, customer FAQs.
How much does CustomGPT.ai cost?
Standard is $99 a month ($89 annual) and Premium $499; a 7-day trial is available.
Does CustomGPT.ai cite sources?
Yes, answers include citations.
How many queries does Standard include?
1,000 a month.
How does CustomGPT.ai compare with its competitors?
Stack18 publishes head-to-head comparisons of Chatbase vs CustomGPT.ai, each with a feature table, pricing and best-fit scenarios.
What are the main alternatives to CustomGPT.ai?
The main alternatives to CustomGPT.ai covered on Stack18 are Chatbase, Botpress and Voiceflow. Chatbase may suit teams wanting a fast no-code support bot trained on their docs. Botpress may suit developer-led teams wanting code-level control. Voiceflow may suit design and product teams building complex chat and voice agents. See the CustomGPT.ai alternatives guide for a side-by-side table.
What are the pros and cons of CustomGPT.ai?
Strengths: Grounded answers with citations. Auto-Sync. Limitations: Tight query cap on Standard. Big jump to Premium.
Who is CustomGPT.ai best for?
CustomGPT.ai may suit teams needing grounded Q&A with low hallucination risk; internal knowledge assistants; professional services. It may be less suited to complex conversational flows; free-plan seekers.
What integrations does CustomGPT.ai support?
Documented integrations and ecosystem items include Zapier, Slack, WordPress, Google Drive. API: Not reviewed for this profile.
When was the CustomGPT.ai profile last verified?
Sources for this profile were last reviewed on 10 Nov 2026. 1 source is listed under Sources, and prices and plans can change, so confirm with the vendor.
Where this information comes from.
- Best AI Chatbot Builders in 2026 (2 November 2026) Rework Third-party Accessed 10 Nov 2026
Secondary-source profile. Vendor pages were not reviewed directly for this profile. Facts and prices are taken from independent third-party sources and may differ from the vendor's current pages. Confirm with the vendor before buying.
Facts come from Rework (November 2026). Capabilities were not tested.
Stack18 has not tested this product or received anything from the vendor for this profile. Editorial summaries of vendor information are not endorsements. Confirm details with the vendor before buying.
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