Writesonic is a privately owned company headquartered in the US. Founded in 2021, Writesonic employs approximately 60 individuals and reported $6.6M in revenue as of 2023. The company specializes in generative AI, offering artificial intelligence tools for quick content creation. The platform is powered by GPT-3.5 and GPT4 32K, allowing its AI to provide real-time results based on real-time information provided by Google.
On March 11, 2026, a Writesonic analysis revealed that ChatGPT’s default and premium models cite sources differently. The analysis found that GPT-5.4 Thinking, the premium model, directed 56% of its citations to brand websites, while GPT-5.3 Instant, the default model for all logged-in ChatGPT users, sent 8%. This analysis, conducted on March 8, 2026, sought to determine if ChatGPT’s newly introduced models—GPT-5.3 Instant and GPT-5.4 Thinking—search the web and cite different sources. Writesonic tested 50 prompts across both models, extracting every fan-out query they sent and classifying every citation returned to understand the implications for brands seeking visibility in AI search.
Writesonic offers 4 products in the enterprise tech industry. Writesonic's product portfolio comprises of generative AI.
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Writesonic's revenues were less than $10M in 2023. Caretta Research has split Writesonic's revenue into 3 different product categories, the largest of which is aI content generation. For full access to Writesonic's revenue breakdown subscribe to Caretta Portal.
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