IN THE FIELD GUIDE
scriptgrain
scriptgrain.com
ScriptGrain is an AI writing tool that analyzes a user's writing style across 45 reference points to build a voice profile. It integrates with AI models like ChatGPT and Claude to generate content that matches the user's unique writing voice, providing voice-match scores for drafts.
THE PRODUCT, BEYOND THE PITCH
Editorially reviewed · Sources checked Oct 4, 2026
A good fit for
- Writers and professionals who want AI-generated content that closely matches their personal writing style.
- Teams or agencies needing multiple voice profiles and credits for generating personalized AI content at scale.
Know the limitations
- The free plan includes only one voice profile, one full analysis, and one free draft; ongoing use requires paid plans.
- Draft credits are required for generating content beyond the free draft, with limits on draft length and credit usage.
What you can do
- Generating AI-written content that matches a user's unique writing style for LinkedIn posts, blogs, newsletters, and other written communications.
- Improving AI writing tools like ChatGPT and Claude by integrating ScriptGrain's voice profiles to produce personalized content.
Features
- Measures rhythm, syntax, punctuation, lexicon, rhetoric, and cadence in writing samples.
- Builds a voice profile from 45 measured reference points in eight groups including lexical, syntactic, tone and register, rhetorical, punctuation and format, function words, content patterns, and quirks and cadence.
- Provides voice-match scoring for every draft to measure how closely the AI-generated content matches the user's voice profile.
- Voice Brain feature remembers ideas, claims, stories, and frameworks from previous writing to check new briefs for repeats, builds on, or new content.
Integrations
Not confirmed yet.
Platforms & data export
- Works inside AI tools like ChatGPT, Claude, and any MCP tool via API integration.
THE COST FOR YOUR TEAM
Go beyond the starting price.
Published plan prices for your team size and usage. Results update as you type. Taxes, currency conversion and unlisted add-ons are excluded, and anything the source did not state is called out rather than guessed.
Known monthly subtotal
$0.00/month
1 of 1 tools could not be priced with these inputs, so this is not the full cost.
| Tool / plan | Monthly | Per year | What this assumes |
|---|---|---|---|
| No plans published in USD. Switch currency to see this tool's prices. | |||
A practical workflow
- Paste 120 words or more of your own writing to get an instant preview of six signals measured in your browser with no upload.
- Create a free profile to analyze all 45 reference points and build a voice profile in about 45 seconds with no credit card required.
- Write drafts inside ScriptGrain or connect ChatGPT, Claude, or any MCP tool to generate AI content scored against your voice profile.
Based on the sources below. Editorial review does not imply hands-on product testing.
Alternatives to explore
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Plan a switch from scriptgrain →What changed
1 recorded change · latest 10/4/2026
Changes to the facts recorded here, not a live scan of every vendor update. Save this tool to follow updates in your account.
Updated: best for, features, integrations, limitations, plans, platforms, sources, summary, use cases, walkthrough
See recorded changes
bestForBefore: ["Writers and content creators who want to generate content that closely matches their personal writing style.","Users who want detailed analysis and measurement of their writing style to inform AI-generated content."]
After: ["Writers and professionals who want AI-generated content that closely matches their personal writing style.","Teams or agencies needing multiple voice profiles and credits for generating personalized AI content at scale."]
featuresBefore: ["Voice profile creation based on 45 measured reference points of writing style.","Content generation from briefs under the constraints of the voice profile across sixteen content types.","Voice-match scoring of generated drafts against the user's voice profile with a polish loop to revise drafts."]
After: ["Measures rhythm, syntax, punctuation, lexicon, rhetoric, and cadence in writing samples.","Builds a voice profile from 45 measured reference points in eight groups including lexical, syntactic, tone and register, rhetorical, punctuation and format, function words, content patterns, and quirks and cadence.","Provides voice-match scoring for every draft to measure how closely the AI-generated content matches the user's voice profile.","Voice Brain feature remembers ideas, claims, stories, and frameworks from previous writing to check new briefs for repeats, builds on, or new content."]
integrationsBefore: ["Includes a public API and an MCP server allowing AI assistants like Claude to build voice profiles, draft in your voice, and score drafts directly."]
After: []
limitationsBefore: ["The voice-match score and style adjustments are based on measured style differences, not claims of better writing quality."]
After: ["The free plan includes only one voice profile, one full analysis, and one free draft; ongoing use requires paid plans.","Draft credits are required for generating content beyond the free draft, with limits on draft length and credit usage."]
plansBefore: []
After: [{"name":"Writer","note":"Automatically extracted from the linked pricing source. Seat allowances, usage limits, taxes and terms are not confirmed — check them with the provider.","annual":null,"monthly":12,"perSeat":false,"currency":"GBP","features":[],"extraUnit":null,"unitLabel":"","maximumSeats":null,"minimumSeats":1,"includedUnits":null,"startingPrice":false,"seatsConfirmed":false},{"name":"Operator","note":"Automatically extracted from the linked pricing source. Seat allowances, usage limits, taxes and terms are not confirmed — check them with the provider.","annual":null,"monthly":29,"perSeat":false,"currency":"GBP","features":[],"extraUnit":null,"unitLabel":"","maximumSeats":null,"minimumSeats":1,"includedUnits":null,"startingPrice":false,"seatsConfirmed":false},{"name":"Studio","note":"Automatically extracted from the linked pricing source. Seat allowances, usage limits, taxes and terms are not confirmed — check them with the provider.","annual":null,"monthly":99,"perSeat":false,"currency":"GBP","features":[],"extraUnit":null,"unitLabel":"","maximumSeats":null,"minimumSeats":1,"includedUnits":null,"startingPrice":false,"seatsConfirmed":false}]
platformsBefore: []
After: ["Works inside AI tools like ChatGPT, Claude, and any MCP tool via API integration."]
sourcesBefore: [{"url":"https://scriptgrain.com/","label":"ScriptGrain · Write like yourself, at scale"}]
After: [{"url":"https://scriptgrain.com/","label":"ScriptGrain · Write like yourself, at scale"},{"url":"https://scriptgrain.com/pricing","label":"Pricing · ScriptGrain"}]
summaryBefore: "ScriptGrain analyzes your writing style across 45 reference points to build a voice profile that generates content mimicking your style. It supports uploading or pasting writing samples, generating drafts from briefs, and scoring drafts against your voice profile."
After: "ScriptGrain is an AI writing tool that analyzes a user's writing style across 45 reference points to build a voice profile. It integrates with AI models like ChatGPT and Claude to generate content that matches the user's unique writing voice, providing voice-match scores for drafts."
useCasesBefore: ["Generating content that matches a user's unique writing style at scale."]
After: ["Generating AI-written content that matches a user's unique writing style for LinkedIn posts, blogs, newsletters, and other written communications.","Improving AI writing tools like ChatGPT and Claude by integrating ScriptGrain's voice profiles to produce personalized content."]
walkthroughBefore: ["Add writing samples by pasting, uploading files, or importing from a URL; one piece is enough to start, but 3,000+ words across samples works best.","Generate content from briefs described by the user, with drafts written under the profile's constraints and scored for voice match."]
After: ["Paste 120 words or more of your own writing to get an instant preview of six signals measured in your browser with no upload.","Create a free profile to analyze all 45 reference points and build a voice profile in about 45 seconds with no credit card required.","Write drafts inside ScriptGrain or connect ChatGPT, Claude, or any MCP tool to generate AI content scored against your voice profile."]
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