Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. Sudo AI records 745 monthly visits with -76.8% growth and Free Trial pricing.
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
One API for every LLM — routing, billing, and AI-native ads in a single endpoint
| Dimension / Metric | | |
|---|---|---|
| Official Domain | grammarly.com | sudoapp.dev |
| Pricing Model | Freemium | Free Trial |
| Monthly Visits | 58.87M (58,867,412) | 745 (745) |
| MoM Traffic Delta | -916.08K (-1.5%) | -2.47K (-76.8%) |
| Primary Market & Share | 🇺🇸 United States (51.9%) | 🇺🇸 United States (100%) |
| Direct Visits / mo | 25.4M | 290 |
| User Rating | 4.4 | 4.2 |
| Supported Platforms | Website | Website |
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
Works natively inside Chrome, Safari, Firefox, Edge, Windows, Mac, Google Docs, MS Office, and mobile keyboards to flag grammar mistakes, rewrite tangled sentences, and shift tone toward confident, empathetic, or executive registers.
Deploys contextual AI agents that predict how a target audience will react to a draft, locate credible supporting citations, grade essays against rubric criteria, and generate drafts using up to 2,000 monthly prompts on Pro.
Scans text against billions of web pages and academic databases for accidental plagiarism, detects AI-generated passages, and logs transparent document provenance via Authorship reports in Google Docs and Word.
Enables teams on Pro and Enterprise plans to codify company terminology, ban deprecated jargon, enforce inclusive language, insert shared Snippets, and surface internal company definitions inline.
One API for every LLM — routing, billing, and AI-native ads in a single endpoint
Connect to GPT-4, Claude, and open-source models through a single endpoint and SDK instead of managing a stack of provider integrations.
Sudo publishes benchmark comparisons for time to first token and tokens per second, claiming meaningfully better real-time performance than generic LLM routers.
Charge your own users with subscription billing, metered usage billing, or a hybrid plan — payments, quotas, and invoicing are handled by Sudo.
Insert sponsor messages directly into generated context so free or low-priced apps can earn revenue on every user interaction.
Google's rapid prototyping IDE and developer API workbench for building multimodal applications with Gemini models.
Google's rapid prototyping IDE and developer API workbench for building multimodal applications with Gemini models.
SpecialistOutstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
SpecialistOutstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps.
Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps.
One API key for hundreds of AI models from every major provider
Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features.
Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features.
One API for 1,500+ production-ready generative media models
Together AI is the AI Native Cloud — a full-stack platform for running, fine-tuning and training open-source models. It spans serverless inference APIs, dedicated endpoints, GPU clusters, post-training and storage, all backed by in-house systems research.
Together AI is the AI Native Cloud — a full-stack platform for running, fine-tuning and training open-source models. It spans serverless inference APIs, dedicated endpoints, GPU clusters, post-training and storage, all backed by in-house systems research.
Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly.
Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly.
SpecialistAI academic writing assistant that edits, cites, and checks your manuscript right where you write
SpecialistAI academic writing assistant that edits, cites, and checks your manuscript right where you write
One OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
One OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
SpecialistHighlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support.
SpecialistHighlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support.
One OpenAI-compatible API key for 500+ AI models
One OpenAI-compatible API key for 500+ AI models
