What AI models are used in NEURONWriter?

For generative AI and AI-powered features, NEURONWriter uses the latest AI models available on the market:
– Open AI GPT models,
– Anthropic,
– Gemini.

In the AI Templates and  Custom Templates you have the option to select the AI model for content generating.

AI Features With Model Selection Availability

AI FeatureUsing Models
AI Template✅ Yes (OpenAI, Anthropic, Gemini)
Custom Template✅ Yes (OpenAI, Anthropic, Gemini)
NEURO Assistant❌ (No (predefined)
Content Designer❌ No (predefined)
Auto Insert❌ No (predefined)
AI Optimisation❌ No (predefined)
AI Image❌ No (predefined)

Currently the cheapest model is GPT-5-mini and Gemini Flash 2.0.
The generation costs on Claude Sonnet 4.5. is the same as on GPT-5.
AI models in Neuronwriter

AI credit usage per model in the AI Templates:

Model

Generation cost per 1 word *

GPT-5-mini

0.1 AI credits

GPT 5

1.5 AI credits

Claude Sonnet 4.5

1.5 AI credits

Gemini Flash 2.0

0.1 AI credits

Generation cost = (number of words in our prompt + number of words in generated content) * credits cost depending on the model.

Example: 15 000 AI credits will give close to 150 000 words using the cheapest GPT-5-mini or Gemini Flash 2.0 models.

AI credit usage for Content Designer?

In  the Content Designer, we use a combination of predefined models, which means that you cannot select a specific model for content generation here. For Content Designer a typical cost is about 2,000 AI credits for a 1,500-word article. This consumption is achievable because we incorporate competitor analysis, provide recommendations, and use a variety of AI models (including various engines) to assist you in creating well-optimized long-form content.

AI credit usage for AI powered features:

AI Image generation feature costs 100 AI credits per image.

AI Optimization feature costs 100 AI credits per iteration.

Auto-insert terms feature costs 1000 AI credits per iteration.

Auto-insert links feature is free of charge.

Synonyms feature is free of charge.

Demonstration of what can be generated with AI Credits per plan:

Bronze – 15,000 AI credits

Equivalent to:

  • Up to 150,000 words using AI Templates / NEURO Assistant, or

  • 150 AI Optimization checks, or

  • 150 AI-generated images

Silver – 30,000 AI credits

Equivalent to:

  • Up to 300,000 words using AI Templates / NEURO Assistant, or

  • 300 AI Optimization checks, or

  • 300 AI-generated images

Gold – 45,000 AI credits

Equivalent to:

  • 25 long-form articles generated with Content Designer (each including 3 images, one auto-insert of terms, and 3 AI Optimization checks),
    or

  • Up to 450,000 words using AI Templates / NEURO Assistant, or

  • 450 AI Optimization checks, or

  • 450 AI-generated images, or

  • 56 Content Designer articles, or

  • 113 Auto-Insert Terms executions