Fable 5 prompt templates
42ready-to-paste prompts for chatting with Anthropic’s Fable 5 — across creative writing, research, coding, marketing, learning, productivity, and review. Fill in the [brackets], paste into your Claude app, or test the structure first in the free Playground.
Creative Writing
Short story
Write a [genre] short story set in [setting], told from the perspective of [character]. Keep it under [400] words, with a clear beginning, turn, and ending. Tone: [folktale / noir / hopeful].
World-building brief
Create a world-building brief for [world name]: geography, political tension, one daily-life detail, and one unresolved mystery. Format as four short sections with headers.
Character voice test
Write the same 120-word monologue three times, in three distinct voices: [a weary mentor], [an overconfident rookie], [a quiet observer]. Label each version.
Dialogue-only scene
Write a dialogue-only scene between [character A] and [character B] who disagree about [topic]. No narration. End on an unspoken compromise.
Constrained poem
Write a [12]-line poem about [subject] that never names it directly. Use concrete imagery only — no abstract nouns.
Opening-paragraph critique
Critique the following opening paragraph for pacing, voice, and hook strength. Quote specific phrases, then suggest one rewrite. Text: [paste].
Research & Analysis
Structured comparison
Compare [option A] and [option B] for [use case]. Return a table with criteria rows: cost, learning curve, ecosystem, risks. End with a 2-sentence verdict and a confidence level.
Assumption audit
List every assumption hidden in this claim: "[claim]". Mark each as testable or untestable, and suggest how to verify the top three.
Balanced summary
Summarize the key arguments for and against [topic] in under 250 words. Attribute each argument to its typical proponents and note where the evidence is weakest.
Pros, cons, verdict
Give pros, cons, and a final verdict on [decision]. Limit to 5 bullets each, ranked by importance to [stakeholder].
Data interpretation
Given these figures: [paste data], describe three trends, one anomaly, and one question the data cannot answer. Avoid speculation beyond the numbers.
Steelman both sides
Steelman the strongest case FOR and AGAINST [position] in two 150-word passages, then identify the crux that actually separates them.
Coding & Debugging
Bug diagnosis
Here is an error and the relevant code: [paste]. List the three most likely root causes in order of probability, the fastest way to confirm each, and the minimal fix.
Code review
Review this function for correctness, readability, and edge cases: [paste code]. Point to specific lines, then show a revised version.
Refactor plan
Propose a refactor plan for [module description] that can ship in [3] small, independently testable steps. Note the risk of each step.
Test generation
Write [unit] tests for this function covering the happy path, boundary values, and one failure mode: [paste code]. Use [framework].
Explain code
Explain what this code does as if to a developer new to [language], then list two things that could break under load: [paste code].
API design check
Critique this API endpoint design for naming, status codes, and versioning: [describe endpoint]. Suggest a corrected spec.
Marketing & Copy
Headline variants
Generate 5 headline variants for [product] aimed at [audience]. Vary the angle: outcome, pain point, curiosity, social proof, urgency. Max 9 words each.
Landing-page hero
Write a landing-page hero for [product]: headline (max 8 words), subheadline (max 20 words), and 3 benefit bullets. Tone: plain, confident, no hype words.
Onboarding email sequence
Draft a 3-email onboarding sequence for [product]: welcome, activation nudge, social proof. Subject lines plus 80-word bodies. One clear CTA per email.
Positioning statement
Write a positioning statement for [product]: for [audience] who [need], unlike [alternative], it [key difference]. Then translate it into one casual sentence.
Platform-specific posts
Turn this announcement into 3 platform-specific posts (X, LinkedIn, newsletter blurb): [paste announcement]. Match each platform's tone and length norms.
Objection handling
List the top 5 objections [audience] would have to [offer], and write a one-paragraph response to each that concedes what's true before countering.
Learning & Teaching
Explain to a beginner
Explain [concept] to someone new to the field. Use one everyday analogy, one concrete example, and end with the single most common misconception.
Study plan
Build a [4]-week study plan for learning [skill] at [2] hours per week. Each week: a goal, the type of resource to use, and one self-test. Assume no prior background.
Quiz generation
Create a 10-question quiz on [topic]: 6 multiple choice, 3 short answer, 1 applied scenario. Include an answer key with one-line explanations.
Socratic tutor
Act as a Socratic tutor on [topic]. Ask me one question at a time, adapting to my answers. Never explain directly until I ask or fail twice.
Analogy finder
Give three analogies for [concept] drawn from [cooking / sports / city planning], and note where each analogy breaks down.
Misconception check
Here is my understanding of [topic]: [paste]. Identify what's right, what's subtly wrong, and what's missing — in that order.
Productivity & Planning
Meeting agenda
Draft a [30]-minute meeting agenda to decide [decision]: pre-reads, 3 timed discussion blocks, a decision protocol, and owner assignments.
Weekly priorities
Here is my task list: [paste]. Group into Now / Next / Later using impact vs urgency, flag anything delegatable, and identify the one task that unblocks others.
One-page project brief
Turn this idea into a one-page project brief: [idea]. Sections: problem, success metric, scope (in/out), risks, first milestone.
Decision matrix
Build a weighted decision matrix for choosing between [options] using criteria: [list them, or propose 5]. Show the scoring and how sensitive the result is to the weights.
Retrospective
Run a written retrospective on [project]: what worked, what didn't, what we'd change, plus one experiment for the next cycle. Keep each section to 3 bullets.
Thread triage
Summarize this thread and draft a reply: [paste]. The reply should confirm decisions, list open questions, and propose the next step in under 120 words.
Review & Safety
Prompt safety check
Review this prompt for ambiguity, missing context, and potential for harmful or biased output: [paste prompt]. Suggest a safer, clearer rewrite.
Fact-check pass
List every factual claim in this text and rate each: well-established / needs source / likely wrong. Text: [paste].
Bias scan
Identify framing, selection, and wording bias in this passage: [paste]. Rewrite one paragraph in a neutral register.
Privacy scrub
Flag any personal or identifying information in this text and return a redacted version with placeholders: [paste].
Source quality rubric
Evaluate this source for reliability: [link or description]. Score authorship, evidence, recency, and incentives from 1–5, with one-line justifications.
Pre-publish checklist
Before I publish this, check for: unsupported claims, tone slips, missing caveats, and legal red flags. Return a pass/fix table. Text: [paste].
How to get the most from these templates
Templates work because they pin down the parts models guess at: the role, the audience, the output format, and the limits. Replace every bracket before running — a half-filled template produces vague output. Change one variable at a time when iterating, so you know what caused the improvement. And when a customized version works well for Fable 5 prompt research, save your own copy; the best template library is the one you grow yourself.
All templates are original to fable5.io and free to use anywhere, with or without attribution. They are model-agnostic: they work in the Playground and in any AI tool listed in the model directory.