Lex vs Sassbook AI: pricing, plans, and features

Plan	Pricing	Charged by	Offer type
Free — Free	Free Free	Flat	Standalone · Free
Lex Pro — Pro Highlighted	Contact sales Contact sales for pricing	Flat	Standalone · Contact sales

Plan	Pricing	Charged by	Offer type
Free — Free	Free $0 /month	Seat · per user/seat	Standalone · Free
Standard — Monthly Highlighted	USD 15 monthly · USD 32.5 / month with annual commitment $15 /month or $32.5 /month, billed yearly	Seat · per user/seat	Standalone · Fixed
Premium — Monthly	USD 25 monthly · USD 49.16 / month with annual commitment $25 /month or $49.16 /month, billed yearly	Seat · per user/seat	Standalone · Fixed

Highlights Access to AI models: Limited or basic models

Included
Highlights Collaboration: Free to share and collaborate on Lex documents

Included
Highlights Support: Standard support

Included

Highlights Access to AI models: Biggest and best AI models (GPT 4.1, Claude 4 Opus & Sonnet)

Included
Highlights Early access to new features: Yes

Included
Highlights Priority support: Priority email support

Included
Highlights iOS app access: Included

Included

Highlights API Credits: $0 /month

Included
Highlights Words per generation (AI Writer + AI Story Writer): 50

Included
Highlights Candidates per generation (AI Writer + AI Story Writer): 2

Included
Highlights Generations per day (AI Writer + AI Story Writer): 20

Included
Highlights Pages per summarization (AI Summarizer): 2.5

Included
Highlights Summaries per day (AI Summarizer): 15

Included
Highlights Pages per paraphrase generation (AI Paraphraser): 0.3

Included
Highlights Paraphrase generations per day (AI Paraphraser): 10

Included
Highlights Pages per headline generation (AI Headline Generator): 0.5

Included
Highlights Headline generations per day (AI Headline Generator): 10

Included
Highlights Priority processing: Included

Highlights API Credits: $15 /month

Included
Highlights Words per generation (AI Writer + AI Story Writer): 70

Included
Highlights Candidates per generation (AI Writer + AI Story Writer): 4

Included
Highlights Generations per day (AI Writer + AI Story Writer): Unlimited

Included
Highlights Pages per summarization (AI Summarizer): 10

Included
Highlights Summaries per day (AI Summarizer): Unlimited

Included
Highlights Pages per paraphrase generation (AI Paraphraser): 10

Included
Highlights Paraphrase generations per day (AI Paraphraser): Unlimited

Included
Highlights Pages per headline generation (AI Headline Generator): 1.6

Included
Highlights Candidates per generation (AI Headline Generator): 5

Included
Highlights Headline generations per day (AI Headline Generator): Unlimited

Included
Highlights Priority processing: Included

Highlights API Credits: $25 /month

Included
Highlights Words per generation (AI Writer + AI Story Writer): 100

Included
Highlights Candidates per generation (AI Writer + AI Story Writer): 6

Included
Highlights Generations per day (AI Writer + AI Story Writer): Unlimited

Included
Highlights Pages per summarization (AI Summarizer): 20

Included
Highlights Summaries per day (AI Summarizer): Unlimited

Included
Highlights Pages per paraphrase generation (AI Paraphraser): 20

Included
Highlights Paraphrase generations per day (AI Paraphraser): Unlimited

Included
Highlights Pages per headline generation (AI Headline Generator): 1.6

Included
Highlights Candidates per generation (AI Headline Generator): 10

Included
Highlights Headline generations per day (AI Headline Generator): Unlimited

Included
Highlights Priority processing: Included

Lex vs Sassbook AI