FAQ > Which GPT models do you support?

Which GPT models do you support?

SiteSpeakAI supports GPT-4.1, GPT-4.1 mini, GPT-5, GPT-5 mini, GPT-5 nano, GPT-5.1, GPT-5.2, GPT-5.4, GPT-5.4 nano, GPT-5.5, GPT-5.6 Luna, GPT-5.6 Terra, GPT-5.6 Sol, GPT-6 Luna and GPT-6 Sol from OpenAI, Claude Haiku 4.5, Claude Sonnet 4.5, Claude Sonnet 4.6, Claude Sonnet 5.5, Claude Opus 4.6, Claude Opus 4.7, Claude Opus 5 and Claude Opus 5.5 from Anthropic, Gemini 2.5 Flash from Google and Grok 4.3 and Grok 4.7 from xAI. The Free and Starter plans can choose from a smaller set of these models. The Pro plan and above can choose every model.

Try it on your own website

Paste your website address, and in a few minutes you can ask your own agent a question. The Free plan needs no card.

No credit card required