CustomGPT.ai
Free trialLiveLast verified 24 Sept 2026
Build a custom RAG chatbot trained on your own documents or site, queried over REST.
Example request
curl -s -H 'Authorization: Bearer $API_KEY' 'https://app.customgpt.ai/api/v1/projects'
Free tier, in plain English
There's no free plan, only a 7-day trial of the Standard tier, and you must give a credit card to start it.
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