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GrammarBot

Plans and prices

Free

Free

500 requests per month

Neural: less than 3 million characters

$0.02usage-based

Less than 3 million characters per month

Neural: 3 million to 12 million characters

$0.02usage-based

3 million to 12 million characters per month

Neural: 12 million to 30 million characters

$0.01usage-based

12 million to 30 million characters per month

Neural: more than 30 million characters

Priced on request

More than 30 million characters per month

Standard API

$0.02usage-based

Character-based pricing · 3–12 million: $0.015 per 1000 characters · 12–30 million: $0.01 per 1000 characters · over 30 million: contact us

Every plan, in full

On the record

API access
The Neural API is currently hosted on RapidAPI and requires an API key.docs.grammarbot.io · read 7 Oct 2026
Browser extension
Nodocs.grammarbot.io · read 21 Sep 2026
Company
The privacy policy identifies Oasic Technologies LLC and gives its address as 1107 Bayswater Drive, Union, KY 41091.grammarbot.io · read 7 Oct 2026
Correction markup
An optional `apply=xml` parameter returns markup specifying edits to the input text.docs.grammarbot.io · read 7 Oct 2026
Corrections
The API checks grammar, spelling, and punctuation and returns a corrected version of submitted text.docs.grammarbot.io · read 7 Oct 2026
Data providers
The privacy policy names Stripe for payment processing and Amazon Web Services and Vultr for hosting and IT infrastructure.grammarbot.io · read 7 Oct 2026
Desktop app
Nodocs.grammarbot.io · read 21 Sep 2026
Input format
The API documentation says input should be plain text and warns that HTML, tables, and irregular formatting may not produce satisfactory output.docs.grammarbot.io · read 7 Oct 2026
Input limits
The documentation lists a maximum of 5,000 characters per request, a rate limit of 1–3 requests per second based on plan, and a 15,000-request daily limit.docs.grammarbot.io · read 7 Oct 2026
Intended users
The maker describes GrammarBot as an affordable grammar and spelling API for developers to integrate into applications and services.grammarbot.io · read 7 Oct 2026
Language
English is the documented default language, and the page says to contact GrammarBot to request another language.docs.grammarbot.io · read 7 Oct 2026
Languages supported
1docs.grammarbot.io · read 21 Sep 2026
Latency and uptime
The pricing page states that 90% of requests complete in under one second, 96% in under two seconds, and uptime is 99.99%.docs.grammarbot.io · read 7 Oct 2026
Mobile app
Nodocs.grammarbot.io · read 21 Sep 2026
Privacy
The privacy policy says API submissions are processed in real time and are not stored, retained, or logged, though request metadata may be retained.grammarbot.io · read 7 Oct 2026
Product
GrammarBot Neural is a deep learning-based REST API for grammar and spell checking.docs.grammarbot.io · read 7 Oct 2026
Style suggestions
Nodocs.grammarbot.io · read 21 Sep 2026
Support
The maker lists [email protected] for technical and other questions.grammarbot.io · read 7 Oct 2026

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