Model coverage.
Western frontier models are table stakes. We test against the AI models your market actually uses, so a prompt that ships in Jakarta or Seoul reads right on the model your customers are on.
日本語 Japanese
Tested for: all Japanese prompts
Karakuri Stockmark ELYZA Rakuten AI 
ChatGPT 
Claude 
Gemini
ChatGPT Claude Gemini
Live
한국어 Korean
Tested for: all Korean prompts
HyperCLOVA X Solar EXAONE ChatGPT Claude
ChatGPT Claude
Live
中文 Chinese
Tested for: all Chinese prompts
Qwen 
Ernie 
DeepSeek Kimi Yi GLM
Live
ChatGPT, Claude and Gemini are not officially available in mainland China, so we test Mandarin prompts on the models your market actually uses.
ไทย Thai
Tested for: all Thai prompts
Typhoon OpenThaiGPT ChatGPT Claude
ChatGPT Claude
Live
Tiếng Việt Vietnamese
Tested for: all Vietnamese prompts
PhoGPT VinaLLaMA ChatGPT Claude
ChatGPT Claude
Live
Bahasa Indonesia & Malaysia
Tested for: all Indonesia & Malaysia prompts
Sahabat-AI Merak Komodo-7B ChatGPT Claude
ChatGPT Claude
Live
Frontier
Tested for: every language
ChatGPT Claude Gemini 
Mistral 
Grok
Live
Adding a model your market relies on? Tell us and we will test against it.
Optimise for your market's model.
Paste a prompt, pick your language and model, and the Optimiser re-renders it for the register and the model your customers actually use.