
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
Grammarly records 58,867,412 monthly visits with -1.5% month-over-month growth and Freemium pricing. UserAPI.ai records 5,163,985 monthly visits with +1.6% growth and Freemium, Paid pricing.

Unofficial Midjourney API — generate images from your own app.
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | grammarly.com | userapi.ai |
| Pricing Model | Freemium | Freemium, Paid |
| Monthly Visits | 58.87M (58,867,412) | 5.16M (5,163,985) |
| MoM Traffic Delta | -916.08K (-1.5%) | +83.76K (+1.6%) |
| Primary Market & Share | 🇺🇸 United States (51.9%) | 🇺🇸 United States (13.3%) |
| Direct Visits / mo | 25.4M | 3.81M |
| 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.

Unofficial Midjourney API — generate images from your own app.
Call Imagine, Upscale, Variation, Blend, Describe, Animate, Upsample, Pan and Inpaint through a REST API for scripted image generation.
Generate without a Midjourney subscription or Discord token by running on UserAPI Cloud accounts, with failed tasks refunded automatically.
Manage multiple image generation accounts, schedules and keys from a single admin panel.
Ready code samples for Python, Node.js and PHP, plus official integrations for n8n and Make.com automations.

Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.

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.

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

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

Run, fine-tune, and deploy machine learning models with one line of code
Run, fine-tune, and deploy machine learning models with one line of code
SpecialistOne free API for text, image, and video AI models
One OpenAI-compatible API for 500+ image, video, audio, and LLM models
One OpenAI-compatible API for 500+ image, video, audio, and LLM models
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.