Is this an AI query writer?

No. It only concatenates the fields you type.

Craft instrument · no AI

Query Letter Builder

Slots in, a structured agent letter out. Pair with the length checker. Runs entirely in your browser. We do not store your manuscript or names.

PublishingRuns in this browser · nothing uploaded

Agent salutation

Title

Genre

Word count

Hook paragraph

Comps

Bio

Assembled letter (not AI — your slots)

Dear Ms. Chen,

TITLE is a 92,000-word adult fantasy complete at this length.

Thank you for your time.

Sincerely,
[Your name]

22 words

Explore more

Same free daily limits — hop to another helper when you need a different kind of spark.

Validate query structure and word count — it will not write the letter.

Fill story slots — get a structured ~150-word blurb (no AI).

1-page, 2-page, and 500-word synopsis compliance.

Combine first and last names by style, era, and sound.

Estimate syllables and how hard a fictional name is to say.

Spot look-alike names in your cast list.

Invent pronounceable words from syllable rules.

Turn a target word count into act and midpoint ranges.

Map 15 Save the Cat beats onto your word count.

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