AI Models in SEOWriting.ai
The AI models you can choose inside SEOWriting.ai, grouped by type. Each model page shows the other apps that offer it, so you can compare prices for the same model.
Updated September 2026 · 4 listings
How to pick a model in SEOWriting.ai
Pick the model from the app's model selector (often under the prompt box or in settings). Credit costs usually differ per model, and some apps only offer the newest models on paid plans.
Claude Fable 5.1 🧠 ModelFreemium
Anthropic's Claude models (Fable 5.1, Opus 5.5, Sonnet 5, Haiku 4.5) with 1M-token context
9.0
Visit ↗
GPT-6 Astra 🧠 ModelFreemium
OpenAI's GPT-6 family (Astra, Sol, Luna) behind ChatGPT and the OpenAI API
9.0
Visit ↗
DeepSeek V4 Pro 🧠 ModelOpen source
DeepSeek's MIT-licensed V4 models with 1M-token context and very low API prices
8.0
Visit ↗
Meta Muse Spark 1.3 🧠 ModelFreemium
Meta's model line: closed Muse Spark 1.3, open Muse Glimmer 30B and the older open Llama 4
6.8
Visit ↗