Each detected correction has an attached type. These types may be used to understand what error was detected and show it in the user interface.

You are able to fetch the list of correction types programmatically using the following endpoint.

Categories

id	Category
1	Sentence Structure
2	Grammar
3	Word Choice
4	Mechanics

Types

ID	Title	Message	Description	Category
1	General	A general correction detected	A general correction detected.	2
2	Subject Verb Disagreement	Subject-verb disagreement detected	The subject and verb do not agree in number.	2
3	Noun Form	Use a different noun form	Using an incorrect form of a noun (such as pluralization or possessive form) in a sentence.	2
4	Verb Form	Use a different verb form	Using an incorrect form of a verb (such as tense, aspect, or agreement) in a sentence results.	2
5	Article	Use the appropriate article	Using the wrong article (a, an, or the) or omitting an article inappropriately in a sentence.	2
6	Preposition	Incorrect preposition usage	Using the wrong preposition or misplacing a preposition in a sentence.	2
7	Pronoun	Incorrect pronoun usage	Using an incorrect pronoun or misplacing a pronoun in a sentence.	2
8	Part of Speech	Incorrect part of speech	Misusing or misidentifying a word’s grammatical category, such as confusing a noun with a verb.	2
9	Conjunction	Incorrect conjunction usage	Misusing or misplacing conjunctions, which are words that connect words, phrases, or clauses in a sentence.	2
10	Misused Word	Use a different word to convey the message	Words that are used incorrectly or inappropriately in a given context.	3
11	Homophone	Incorrect homophone usage detected	Confusing two words that phonetically sound similar but have a different meaning (e.g., “their” and “there” or “to” and “too”).	3
12	Capitalization	Incorrect capitalization	Word was not capitalized correctly (e.g., “paris” should be “Paris”).	4
13	Hyphen	Hyphen usage is incorrect	Incorrect or inconsistent use of hyphens in a sentence.	4
14	Punctuation	Incorrect punctuation usage	Incorrect use of punctuation marks, such as commas, periods, semicolons, or colons.	4
15	Comma	Incorrect comma usage	Incorrect use of commas in sentences.	4
16	Apostrophe	Incorrect apostrophe usage	Incorrect use of apostrophes in sentences.	4
17	Space	Missing or extra spaces	Missing or extra spaces detected in sentence.	4
18	Spelling	Misspelling detected	Misspelling of a word.	4
19	Fused Sentence	Fused sentence detected	When two independent clauses are incorrectly joined without appropriate punctuation or conjunction.	1
20	Comma Splice	Comma splice detected	Two independent clauses are incorrectly joined by a comma without a coordinating conjunction or appropriate punctuation.	1
21	Sentence Fragments	Ensure your sentence has a complete subject and predicate	When a group of words appears to be a sentence but is incomplete because it lacks a subject, a predicate, or both.	1
22	Ineffective Construction	Revise the sentence for better clarity and structure	Refers to sentences or phrases that are poorly constructed or lack clarity, making it difficult for readers to understand the intended meaning.	1
23	Extra Words	Sentence contains extra words	Sentences that contain unnecessary or redundant words, which can be removed for clearer and more concise writing.	1
24	Missing Words	Sentence with missing words	Identifies sentences that are missing essential words, resulting in incomplete or unclear meaning.	1
25	Adjective Gender Agreement	Gender agreement mismatch in adjectives	Detects errors in the gender agreement between adjectives and nouns.	2
26	Adjective Number Agreement	Number agreement error with adjectives	Highlights discrepancies in the number agreement between adjectives and nouns for improved grammatical precision.	2
27	Article Gender Agreement	Gender agreement error in articles	Agreement between articles and nouns in terms of gender is incorrect , ensuring grammatical accuracy.	2
28	Article Number Agreement	Number agreement error in articles	Number mismatch between articles and nouns creating inconsistency in how they refer to the same or similar elements in a sentence.	2
29	Noun Gender Agreement	Gender agreement error with nouns	Lack of agreement between nouns and their associated genders, ensuring grammatical harmony.	2
30	Subjunctive Mood	Subjunctive mood misuse	Identifies the incorrect usage of the subjunctive mood in sentences, ensuring proper expression of hypothetical or unreal situations.	2
31	Compound Word Error	Compound word usage error	Identifies incorrect compound word usage.	2
32	Mood Inconsistency	Inconsistency in mood detected	Detects inconsistencies in the expression of mood within a sentence, ensuring cohesive writing.	2
33	Accent Error	Incorrect or missing usage of accents	Highlights deviations in accents, promoting uniform language usage.	4
34	Homoglyph Error	Homoglyphs detected in text	Non-standard characters that appear identical or very similar but have a different meaning have been detected.	2

Next Steps

Assess Grammar & Writing Quality Learn how to use the Writing Assistant API to detect and correct writing issues.

Writing Assistant API Reference Explore the complete API reference for writing assistant, including request and response details.