Botsonic vs Letterbook

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Botsonic

See full pricing history

USD · US · source: botsonic.com

Plan	Pricing	Charged by	Offer type
Starter — default	USD 16 monthly · USD 16 / month with annual commitment $16 per month billed annually	Flat · per month billed annually	Standalone · Fixed
Professional — default	USD 40.83 monthly · USD 40.83 / month with annual commitment $40.83 per month billed annually	Flat · per month billed annually	Standalone · Fixed
Advanced — default	USD 249 monthly · USD 249 / month with annual commitment $249 per month billed annually	Flat · per month billed annually	Standalone · Fixed
Enterprise — default	Contact sales	Flat	Standalone · Contact sales

Letterbook

See full pricing history

USD · US · source: www.letterbook.ai

Plan	Pricing	Charged by	Offer type
Starter — default	USD 50 monthly · USD 50 / month with annual commitment $50 per month	Flat · per month	Standalone · Fixed
Growth — default Highlighted	USD 200 monthly · USD 200 / month with annual commitment $200 per month	Flat · per month	Standalone · Fixed
Enterprise — default	Contact sales Let's talk per month	Flat · per month	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Botsonic

Starter — default

Highlights Team members: 1

Included
Highlights Messages per month: 1,000

Included
Highlights Chatbots: 1

Included
Highlights Uploaded characters: 10M

Included
Highlights Agentic Actions: 3

Included
Highlights AI model: GPT-4o mini

Included
Highlights Lead capture forms: Included
Highlights Upload sitemaps: up to 5,000 URLs

Included
Highlights Apps and Integrations: Whatsapp, Facebook Messenger, Telegram, Zapier, Wordpress, Google Tag Manager, Google Drive

Included

Professional — default

Highlights Team members: 2

Included
Highlights Messages per month: 3,000

Included
Highlights Chatbots: 2

Included
Highlights Uploaded characters: 50M

Included
Highlights Agentic Actions: 5

Included
Highlights AI model: Access to GPT-4o and upcoming AI models

Included
Highlights Apps and Integrations: Whatsapp, Facebook Messenger, Telegram, Zapier, Wordpress, Slack, Google Tag Manager, Google Chat, Calendly, Notion, Google Drive

Included
Highlights Automated email transcripts: Included
Highlights Request callback button: Included

Advanced — default

Highlights Team members: 5

Included
Highlights Messages per month: 12,000

Included
Highlights Uploaded characters: 100M

Included
Highlights Workflows: 5 workflows and 10 agentic actions

Included
Highlights Sitemap size: No limit

Included
Highlights Auto-sync: Included
Highlights Training session: 1

Included
Highlights Dedicated Slack channel: Included
Highlights API Access: Included

Enterprise — default

Highlights Team members: Custom number

Included
Highlights Messages per month: Custom number

Included
Highlights Chatbots: Custom number

Included
Highlights Uploaded characters: Custom number

Included
Highlights Workflows: Custom number of behaviors and abilities

Included
Highlights Training sessions: 2

Included
Highlights Dedicated Slack channel: Included
Highlights Integrations: Included
Highlights Advanced branding: Yes

Included
Highlights Handoffs: Included
Highlights Advanced AI analytics: Yes

Included
Highlights SSO/SAML login: Yes

Included
Highlights Priority support: Yes

Included
Highlights Invoicing options: Included
Highlights API Access: Included
Highlights Audit log: Included

Letterbook

Starter — default

Highlights Seats: 3 seats

Included
Highlights Tickets per month: 300 tickets / month

Included
Highlights Integrations: Integrate your database & Stripe

Included
Highlights Inbox: Unified inbox for all your channels

Included

Growth — default

Highlights Seats: 10 seats

Included
Highlights Tickets per month: 1,000 tickets / month

Included
Highlights Channels and integrations: All channels and integrations

Included
Highlights Support: Priority support

Included

Enterprise — default

Highlights Seats: Custom seats

Included
Highlights Tickets per month: 3,000+ tickets / month

Included
Highlights Security: SSO & SAML

Included
Highlights Account management: Dedicated account manager

Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Botsonic

August 27, 2026 Source
- Starter — default: USD 16 monthly · USD 16 / month with annual commitment
- Professional — default: USD 40.83 monthly · USD 40.83 / month with annual commitment
- Advanced — default: USD 249 monthly · USD 249 / month with annual commitment
- Enterprise — default: Contact sales

Letterbook

August 27, 2026 Source
- Starter — default: USD 50 monthly · USD 50 / month with annual commitment
- Growth — default: USD 200 monthly · USD 200 / month with annual commitment
- Enterprise — default: Contact sales