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Delphi

AI persona platform that trains on a creator’s content to handle audience conversations across chat, voice, and video, with analytics and integrations.

$79/mStarting price
294KMonthly visits
38Popularity
Delphi featured image

About Delphi

Delphi is a web-based AI persona platform designed for creators, experts, and professionals seeking a personalized digital assistant trained on their own content. Users can build a custom AI persona by feeding it writing, videos, podcasts, webinars, or linked feeds, enabling the system to mirror their tone, style, and knowledge. The platform supports multi-channel engagement, including text chat, voice calling, and video calling, as well as embedding on websites and distribution via channels like SMS, WhatsApp, and Slack. Delphi provides audience insights through analytics and real-time reporting, along with CRM contact syncing to help users recognize and follow up with key contacts. The tool offers customization options, such as a drag-and-drop setup, guidance on persona behavior, and professional voice customization (EQ) on supported tiers. Privacy and authenticity are central to Delphi’s approach, with features like verified creators, data not pooled for broader model training, and a focus on informative, educational, and engaging interactions rather than entertainment-style avatars. The platform operates on a freemium model with four tiers—Starter, Builder, Scaler, and Unlimited—each varying by features and training-word limits, making it accessible for individuals and scalable for businesses.

Key features

  • Custom persona training from multiple content types
  • Multi-channel conversations (text, voice, video)
  • Audience insights and real-time analytics
  • CRM contact syncing for follow-ups
  • Drag-and-drop customization interface
  • Professional voice customization (EQ)
  • Embedding on websites and distribution via SMS/Slack/WhatsApp
  • Verified creators and data privacy controls
  • Freemium pricing with tiered plans
  • API and integrations for workflow automation

Use cases

  • Building AI-powered chatbots for audience engagement
  • Onboarding customers with personalized AI assistants
  • Training a digital persona for content creators and experts

Pros

  • Enables experts to scale their availability by creating interactive AI personas trained on their own content
  • Supports multi-channel engagement including text chat, voice calling, and video calling
  • Provides audience insights and real-time reporting through analytics and CRM contact syncing
  • Allows customization of persona behavior, tone, and voice with professional voice customization options
  • Prioritizes privacy and authenticity with verified creators and data not pooled for broader model training

Cons

  • Limited by training-word caps that vary by pricing tier
  • Requires users to provide substantial content for optimal persona performance
  • Enterprise pricing and 1:1 consultation availability are restricted to specific cohorts
  • May not fully replicate nuanced human interactions in all contexts

Frequently asked questions about Delphi

What is Delphi and who is it designed for?

Delphi is a platform that allows experts, creators, and professionals to create a personalized AI persona, or Digital Mind, trained on their own content. It is designed for individuals who want to scale their time and engage with audiences at scale while maintaining authenticity.

How does Delphi ensure the authenticity of a Digital Mind?

Delphi maintains authenticity by grounding responses in the user's source material and providing citations. Every Digital Mind is tied to a real person, verified through the platform, ensuring transparency about whose knowledge users are engaging with.

What types of content can I use to train my Digital Mind?

Users can connect various types of content to train their Digital Mind, including documents, websites, social media accounts, podcasts, videos, and other materials they have created that represent their thinking.

Can I customize the behavior and voice of my Digital Mind?

Yes, Delphi allows users to refine their Digital Mind by answering questions to cover knowledge gaps and recording a short audio sample to give it their voice. The platform also offers professional voice customization options on supported tiers.

How long does it take to set up a Digital Mind on Delphi?

Delphi enables users to create a ready-to-send Digital Mind in just 15 minutes by syncing their knowledge and refining the responses through a brief question-and-answer session.

What channels can my Digital Mind engage with audiences on?

A Digital Mind created on Delphi can engage audiences across multiple channels, including text chat, voice calling, video calling, embedding on websites, and distribution via SMS, WhatsApp, and Slack.

Delphi traffic & engagement

delphi.ai · third-party estimates from Similarweb

Data as of Sep 2026Full AI website ranking →
Monthly visits · Sep 2026294K-6.6% MoM12-month high 315K (Aug 2026)
Rank among AI websites#1,075▼ 42 vs last monthof 8,652 tools on aitoolnavio™
Rank in Chatbots & Assistants#108of 987 tools in this category
Top marketUnited States43.4%Top 5 countries bring 63% of visits
Average visit2m 8sLonger than 78% of AI sites
Pages per visit3.69More than 84% of AI sites
Bounce rate36%Lower than 70% of AI sites
Similarweb global rank#135,643#66,055 in United States

Traffic trend

Last 4 months · grows by one month every month

  • Jun 2026272K
  • Jul 2026277K+1.6%
  • Aug 2026315K+13.7%
  • Sep 2026294K−6.6%

Top countries

Share of visits · estimated visits

  • United States128K43.4%
  • India18K6.2%
  • United Kingdom18K6.1%
  • France13K4.4%
  • Australia9.1K3.1%

Other countries: 36.8%

Visits sent by AI assistants

How people reach this site from other AI tools

925 a month · 0.3% of all visits

  • ChatGPT48.6%

Traffic figures are third-party estimates, good for scale and trends; they can differ from a company's own numbers. Updated monthly.

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