Ex-Human

API-first AI companions with memory, voice, image and video

Advanced API
Screenshot of Ex-Human, API-first AI companions with memory, voice, image and video

What is Ex-Human?

Ex-Human is an API platform for developers building AI companions: empathetic chat with long-term memory, character-consistent image generation, photo animation into talking heads and expressive text-to-speech. Free tier for testing, Pro at $49 per month for API access, custom Enterprise plans for high load.

Ex-Human is an API platform for building AI companions and digital humans that talk, generate images and animate into video. Rather than selling a single consumer chat app, it supplies the building blocks that product teams embed into their own experiences: conversational models with persistent memory, character-consistent image generation, photo-to-video animation for talking heads, and text-to-speech with emotion control. The homepage positions the stack for dating apps, companion products and entertainment platforms, and cites Grindr, MeChat and Botify as partners. The conversational layer is where most of the differentiation sits. Characters keep a long-term memory across thousands of messages, recall earlier events, and evolve over time, which is the mechanism behind the claimed 90 minutes of daily user time against shorter figures for general assistants. Image generation works from a single reference photo and a prompt without training a custom model, preserving the same face across outputs. Video animation turns any still image into a talking head driven by a text prompt, and the voice endpoint returns streaming audio with adjustable emotion and custom voices generated from one prompt. In practice a developer defines a bot profile and a user profile, passes recent conversation turns to the response endpoint, and receives a reply, then layers image or voice calls on top. Safety is handled through content moderation on both input and output, context-aware filters and custom guardrails, which matters for consumer products that need stricter rules in sensitive scenarios. The Pro tier adds API access, and Enterprise covers high load and dedicated technical support. Ex-Human sits closer to raw infrastructure than to tools like Character.AI or Replika, which ship finished products. Teams that want an out-of-the-box companion app will find little here; teams building one and needing memory, consistent visuals and voice in one vendor are the intended audience, and the free tier and quickstart make evaluation cheap before committing.

How do you use Ex-Human?

  1. 1Create an account and claim your API key
    Sign up from the homepage and open the developer console to generate an API key. The free plan activates with 100 chatbot, talking head and image responses for the first month.
  2. 2Read the quickstart and authenticate
    The documentation walks through the first request. Send your key as a bearer token in the Authorization header against the chat response endpoint.
  3. 3Send a first chatbot request
    POST a bot profile, a user profile and a short context array of prior turns to the response endpoint. The reply comes back as JSON and can be stored to keep memory going.
  4. 4Add image and voice calls
    Use the image endpoint with a reference photo and prompt for character-consistent visuals, and the voice endpoint for streaming speech with emotion settings.
  5. 5Configure safety guardrails
    Turn on content moderation and add context-aware rules or custom guardrails for sensitive flows before opening the product to real users.
  6. 6Talk to sales about scale
    When free or Pro limits no longer fit, book a demo to discuss Enterprise volume, high load support and technical contact.

Pros and cons

Pros

  • One vendor covers chat, image, video and voice, so teams avoid stitching four providers togetherAI
  • Long-term memory and character evolution are built in, which is the hard part of companion appsAI
  • Character consistency from a single reference photo requires no model trainingAI
  • Free tier includes 100 chatbot, talking head and image responses each month for evaluationAI
  • Published case studies and named partners (Grindr, MeChat, Botify) give concrete evidence of scaleAI

Cons

  • It is an API product first, so there is no ready-made consumer app to launch without development workAI
  • Pricing is credit-based per response and generation, which makes cost forecasting harder for high-volume chatAI
  • Safety filters and moderation may constrain the edgier companion scenarios some products rely onAI
  • Public information on latency, uptime guarantees and data retention is thin on the homepageAI
  • Enterprise terms, limits and support are quote-only, so buyers cannot compare costs up frontAI

How much does Ex-Human cost?

Free trial

A permanent free tier rather than a timed trial: 100 talking head responses, 100 chatbot responses and 100 image generations per month at no cost.

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Pricing

Free tier at $0 per month with 100 talking head responses, 100 chatbot responses and 100 image generations. Pro costs $49 per month and adds API integration with 1,000 of each response type. Enterprise is quote-based with custom limits, stable high load support and personal technical support. Counts are per month.

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Support

Enterprise plans list personal technical support. Lower tiers rely on the API documentation and a contact form for sales enquiries.

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Features

Conversational AI with long-term memory, character evolution and empathetic replies; image generation with character consistency from one reference photo; text-prompt video animation including talking head avatars; voice synthesis with emotion control and custom voices; content moderation, context-aware rules and custom guardrails across modalities.

Frequently asked questions about Ex-Human

  • How much does Ex-Human cost?
    Free tier at $0 per month with 100 talking head responses, 100 chatbot responses and 100 image generations. Pro costs $49 per month and adds API integration with 1,000 of each response type. Enterprise is quote-based with custom limits, stable high load support and personal technical support. Counts are per month.
  • Does Ex-Human offer a free trial?
    A permanent free tier rather than a timed trial: 100 talking head responses, 100 chatbot responses and 100 image generations per month at no cost.
  • Does Ex-Human have an API?
    Yes, Ex-Human offers an API.
  • How do you use Ex-Human?
    The walkthrough on this page covers 6 steps: 1. Create an account and claim your API key 2. Read the quickstart and authenticate 3. Send a first chatbot request 4. Add image and voice calls 5. Configure safety guardrails 6. Talk to sales about scale.
  • What platforms does Ex-Human support?
    Ex-Human is available on Web App.
  • What are the limitations of Ex-Human?
    It is an API product first, so there is no ready-made consumer app to launch without development work. Pricing is credit-based per response and generation, which makes cost forecasting harder for high-volume chat. Safety filters and moderation may constrain the edgier companion scenarios some products rely on.

Status

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Added10/21/2026

Platforms

Web App

Pricing

FreemiumSubscription