Prices in GBP. Verified monthly. Always check the provider's site for the latest.
Pros & cons
Claude
Pros
+Excellent at long-form writing and nuanced reasoning
+Strong privacy stance with no data training on free tier
+200K context window handles large documents
+GDPR compliant and SOC2 certified
Cons
−No image generation
−Smaller plugin ecosystem than ChatGPT
−Free tier has usage limits
Gamma
Pros
+SOC 2 Type II certified and GDPR-compliant with DPA available
+Generous free tier with no credit card required
+Exports to PDF, PPTX, and Google Slides for broad compatibility
+Creates presentations, documents, and web pages from a single prompt
Cons
−Free plan limited to 400 one-time credits — not recurring
−Advanced AI image models require Plus tier or above
−Less suited to highly branded enterprise templates
Our take— Claude wins
Based on our comparison of published pricing, features, and compliance data, Claude and Gamma match on every tracked privacy, compliance, and capability attribute. Claude scores 8.9/10 against Gamma's 8.0/10. The 0.9-point score gap reflects our overall assessment beyond these specific attributes.