---
title: "Writing AI Prompts (378 Free Templates) - AgentDock"
description: "378 free writing prompts for ChatGPT, Claude, and Gemini. Professional templates with smart variables. Copy and use instantly, or run them in the AgentDock editor."
url: "https://agentdock.ai/prompt-library/t/writing"
docs_index: /llms.txt
---

# Writing AI Prompts (378 Free Templates) - AgentDock

378 free writing templates, including Blog Post Writer and Run-on Sentence Fixer.

- [Blog Post Writer](https://agentdock.ai/prompt-library/writing/blog-post-writer.md): Create engaging, well-structured blog posts optimized for your target audience with compelling headlines, clear structure, and actionable takeaways
- [Run-on Sentence Fixer](https://agentdock.ai/prompt-library/writing/run-on-sentence-fixer.md): Find every run-on sentence and comma splice, explain why each is an error, and rewrite it correctly with a period, semicolon, conjunction, or subordination.
- [Argumentative Essay Writer](https://agentdock.ai/prompt-library/writing/argumentative-essay-writer.md): Generate a complete, discipline-aware argumentative essay draft with a debatable thesis, evidence-backed body sections, developed counterarguments, formatted citations, and a revision checklist.
- [Critical Essay Writer](https://agentdock.ai/prompt-library/writing/critical-essay-writer.md): Generate a discipline-aware critical essay draft with a debatable thesis, evidence-based analysis, a chosen critical lens, formatted citations, and a revision checklist.
- [Sentence Fragment Fixer](https://agentdock.ai/prompt-library/writing/sentence-fragment-fixer.md): Find every sentence fragment, explain the missing subject, verb, or clause, and rewrite it into a full sentence or join it to a neighboring one.
- [Gray vs Grey Explainer](https://agentdock.ai/prompt-library/writing/gray-vs-grey-explainer.md): Detects which spelling variety a passage uses, converts between gray and grey, and explains the regional split, including fixed exceptions like Earl Grey tea.
- [Altogether vs All Together Explainer](https://agentdock.ai/prompt-library/writing/altogether-vs-all-together-explainer.md): Determine whether altogether or all together fits a sentence by testing a completely or entirely substitution, and apply a move-the-word diagnostic for borderline cases.
- [Pajamas vs Pyjamas Explainer](https://agentdock.ai/prompt-library/writing/pajamas-vs-pyjamas-explainer.md): Determine whether a passage uses American pajamas or British pyjamas spelling, convert between them, or explain the Persian origin and plural-only grammar rule.
- [Summary Generator](https://agentdock.ai/prompt-library/writing/summary-generator.md): Condense any text, article, document, or report into a clear, concise summary that captures key points and essential information
- [Gerund Identifier](https://agentdock.ai/prompt-library/writing/gerund-identifier.md): Identifies every gerund and present participle in a pasted passage, labels each -ing word's grammatical role, and separates the two forms with a clear test.
- [Letter Generator](https://agentdock.ai/prompt-library/writing/letter-generator.md): Create professional and personal letters for any occasion with proper formatting, appropriate tone, and clear purpose
- [Thank You Note](https://agentdock.ai/prompt-library/personal/thank-you-note.md): Write a sincere, personalized thank you note ready to send for gifts, help, or hospitality that sounds genuinely heartfelt
- [Ensure vs Insure vs Assure Explainer](https://agentdock.ai/prompt-library/writing/ensure-vs-insure-vs-assure-explainer.md): Explain which of ensure, insure, or assure fits a sentence, check existing text, and clarify the three-question test covering insurance, reassurance, and general certainty.
- [Personal Essay Writer](https://agentdock.ai/prompt-library/writing/personal-essay-writer.md): Generate a personal essay draft that turns one experience or idea into a literary piece, with real scenes, earned reflection, and a revision checklist.
- [Aluminum vs Aluminium Explainer](https://agentdock.ai/prompt-library/writing/aluminum-vs-aluminium-explainer.md): Determine whether a passage uses aluminum or aluminium, convert it to the other spelling, or explain the documented history behind the element's two official names.
- [Email Etiquette Guide](https://agentdock.ai/prompt-library/writing/email-etiquette-guide.md): Explain professional email etiquette rules, check a drafted email for etiquette slips like missing greetings or buried requests, and adjust its formality for the recipient.
- [Canceled vs Cancelled Explainer](https://agentdock.ai/prompt-library/writing/canceled-vs-cancelled-explainer.md): Explain whether canceled or cancelled fits a sentence using the stress-pattern rule for -el verbs, and convert text between American and British spelling.
- [Essay Grader](https://agentdock.ai/prompt-library/education/essay-grader.md): Grade student essays with detailed rubric-aligned feedback, specific improvement suggestions, and transparent scoring that saves teachers hours of grading time
- [Articles (A, An, The) Checker](https://agentdock.ai/prompt-library/writing/articles-a-an-the-checker.md): Find every missing, wrong, or unnecessary article in a passage, correct it using the word's actual sound rather than its first letter.
- [Affect vs Effect Explainer](https://agentdock.ai/prompt-library/writing/affect-vs-effect-explainer.md): Determine whether affect or effect fits a sentence, test action versus thing, and cover the rare psychology noun affect and verb sense of effect.
- [Grammar Checker](https://agentdock.ai/prompt-library/writing/grammar-checker.md): Find and fix grammar, spelling, punctuation, and style errors with detailed explanations and suggestions for clearer writing
- [Introduction Generator](https://agentdock.ai/prompt-library/writing/introduction-generator.md): Create compelling opening paragraphs with attention-grabbing hooks, clear context, and smooth transitions that draw readers into any type of content
- [Who vs Whom Explainer](https://agentdock.ai/prompt-library/writing/who-vs-whom-explainer.md): Find every who and whom in a text, correct mismatched grammatical roles, and prove each call with the he-or-him substitution test.
- [Research Paper Outline Generator](https://agentdock.ai/prompt-library/education/research-paper-outline.md): Create a comprehensive research paper outline with sections for abstract, literature review, methodology, findings, and discussion based on your topic and thesis
- [Recommendation Letter Generator](https://agentdock.ai/prompt-library/writing/recommendation-letter-generator.md): Create compelling, personalized recommendation letters for employees or students applying for jobs, graduate programs, or scholarships
- [Modal Verbs Explainer](https://agentdock.ai/prompt-library/writing/modal-verbs-explainer.md): Identify which of six meanings, ability, permission, possibility, necessity, advice, or future intent, a modal or semi-modal verb carries in a sentence.
- [Capital vs Capitol Explainer](https://agentdock.ai/prompt-library/writing/capital-vs-capitol-explainer.md): Explain whether capital or capitol fits a sentence using a building-versus-everything-else test, then break down the four senses of capital against the single capitol sense.
- [Oxford Comma Explainer](https://agentdock.ai/prompt-library/writing/oxford-comma-explainer.md): Determine whether the Oxford comma belongs in a sentence's list, applying APA, MLA, Chicago, or AP style rules and flagging genuine ambiguity risk.
- [Classification Essay Writer](https://agentdock.ai/prompt-library/writing/classification-essay-writer.md): Generate a classification essay draft that sorts a subject into non-overlapping categories under one organizing principle, with parallel body sections and a revision checklist.
- [Farewell Message](https://agentdock.ai/prompt-library/personal/farewell-message.md): Create heartfelt, personalized goodbye messages for any departure - coworkers leaving, friends moving, retirement, or life transitions
- [Story vs Storey Explainer](https://agentdock.ai/prompt-library/writing/story-vs-storey-explainer.md): Explain whether story or storey fits a sentence, convert text between English varieties, and cover the meaning test behind the British-only storey spelling.
- [Scholarship Essay Writer](https://agentdock.ai/prompt-library/writing/scholarship-essay-writer.md): Generate a scholarship essay that answers a specific prompt, speaks to the committee's selection criteria, and holds a hard word limit.
- [Disinterested vs Uninterested Explainer](https://agentdock.ai/prompt-library/writing/disinterested-vs-uninterested-explainer.md): Explain whether disinterested or uninterested fits a sentence, check existing text for the swap, and clarify the impartial-versus-bored test behind this often-confused pair.
- [Narrative Essay Writer](https://agentdock.ai/prompt-library/writing/narrative-essay-writer.md): Generate a complete narrative essay draft with a clear controlling idea, a full story arc, scene-based writing, and a revision checklist.
- [Born vs Borne Explainer](https://agentdock.ai/prompt-library/writing/born-vs-borne-explainer.md): Determine whether born or borne fits a sentence by testing for the passive act of birth versus other senses of to bear.
- [Compound Subject and Predicate Identifier](https://agentdock.ai/prompt-library/writing/compound-subject-predicate-identifier.md): Tag every compound subject and compound predicate in a passage, quote the words forming each one, and apply the clause and agreement tests.
- [Then vs Than Explainer](https://agentdock.ai/prompt-library/writing/then-vs-than-explainer.md): Find misused then and than in writing, verify a single sentence, and explain the comparison-versus-sequence test that keeps the two words straight.
- [Proposal Essay Writer](https://agentdock.ai/prompt-library/writing/proposal-essay-writer.md): Generate a proposal essay that defines a problem, argues for one concrete solution, and defends its feasibility, benefits, and response to objections.
- [Plow vs Plough Explainer](https://agentdock.ai/prompt-library/writing/plow-vs-plough-explainer.md): Determine whether a passage uses American plow or British plough spelling across the farm tool, snowplow, and figurative senses, or convert between them.
- [Synonym & Antonym Finder](https://agentdock.ai/prompt-library/writing/synonym-antonym-finder.md): Find synonyms, antonyms, or both for a word and explain how the closest candidates differ in formality, connotation, and intensity beyond a flat thesaurus list.
- [Visual Analysis Essay Writer](https://agentdock.ai/prompt-library/writing/visual-analysis-essay-writer.md): Generate a visual analysis essay that argues how an image creates meaning through composition, color, focal point, symbolism, and typography, with formatted citations.
- [Em Dash vs En Dash Explainer](https://agentdock.ai/prompt-library/writing/em-dash-en-dash-explainer.md): Explain when to use the hyphen, en dash, and em dash, and check a passage for mismatches among the three marks.
- [Profile Essay Writer](https://agentdock.ai/prompt-library/writing/profile-essay-writer.md): Generate a profile essay draft built around one dominant impression of a person, place, or event, with a scene-led opening, real quotes, and telling details.
- [Desert vs Dessert Explainer](https://agentdock.ai/prompt-library/writing/desert-vs-dessert-explainer.md): Explain whether desert or dessert fits a sentence, using the three-way test that separates the dry-land noun, the abandon verb, and the sweet course.
- [Active and Passive Voice Converter](https://agentdock.ai/prompt-library/writing/active-passive-voice-converter.md): Find every passive-voice sentence in a passage, name the missing actor, and rewrite it in active voice, or convert active sentences to passive.
- [Tone Adjuster](https://agentdock.ai/prompt-library/writing/tone-adjuster.md): Transform any text between formal and casual, friendly and professional, or any tone combination while preserving your original meaning and intent
- [Colon vs Semicolon Explainer](https://agentdock.ai/prompt-library/writing/colon-vs-semicolon-explainer.md): Explain whether a colon, semicolon, or neither fits a spot in a sentence using an independent-clause test, then flag the two classic punctuation swaps.
- [License vs Licence Explainer](https://agentdock.ai/prompt-library/writing/license-vs-licence-explainer.md): Detects whether a passage follows American or British license and licence conventions, checks whether the noun-verb split was applied correctly, and converts text between conventions.

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## Related tags

- [Commonly confused words](https://agentdock.ai/prompt-library/t/commonly-confused-words.md)
- [Word choice](https://agentdock.ai/prompt-library/t/word-choice.md)
- [Grammar rules](https://agentdock.ai/prompt-library/t/grammar-rules.md)
- [Spelling rules](https://agentdock.ai/prompt-library/t/spelling-rules.md)
- [Sentence structure](https://agentdock.ai/prompt-library/t/sentence-structure.md)
- [British english](https://agentdock.ai/prompt-library/t/british-english.md)
- [Grammar](https://agentdock.ai/prompt-library/t/grammar.md)
- [Essay structure](https://agentdock.ai/prompt-library/t/essay-structure.md)
- [Academic writing](https://agentdock.ai/prompt-library/t/academic-writing.md)
- [Word usage](https://agentdock.ai/prompt-library/t/word-usage.md)
- [Spelling](https://agentdock.ai/prompt-library/t/spelling.md)
- [American english](https://agentdock.ai/prompt-library/t/american-english.md)