Unslop APIv1.3.0

Text workbench

Check your writing or rewrite a draft using your own rules. Sign in or create an account, or connect with an API key below.

Prepaid accounts reserve this amount per action and return unused credits. A small cap may stop a multi-call rewrite. Prices and failed-call charges.

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Edit your text

Analysis runs without AI
0 words20,000 character limit
Only AI actions send text and selected voice guidance to a model.

Editing preferences

Mixed editing sends original excerpts and your guidance to both providers.
English readability estimates, not a guarantee of understanding or suitable subject matter. Ages 6–18 use grade = age minus 5. Use at least 30 words and 2 sentences.Measures text complexity, not the writer's skill. Reading and writing targets must be compatible. Large level changes may need a larger change budget.Added + removed prose tokens ÷ original tokens. A word replacement spends both sides.
More rewrite controlsBy default, AI editing requires at least 50 words and a style score of 20/100. You can change or disable this gate above; the original is always scored. Otherwise your original is returned without a model call. Each call proposes one small change to original text. Unreviewed spans stay unchanged. Meaning review uses one extra call. Paragraph breaks stay intact.Voice comparisons need at least two samples with 20 sentences in total. Paste prose you approve, not instructions.Supports edit count/size, output length, reading level, protected terms and spans. See the API schema below.

API explorer

OpenAPI reference

Run any endpoint, manage private profiles, inspect traps, compare drafts, or connect approved external checks. Profile imports propose rules for you to review before saving.

Request schema
Response
Sign in or connect with an API key, choose an endpoint, and send a request.