B12

Marketing & Advertising17 vendorsUpdated Nov 14, 2026b12.io Subprocessor list

B12 uses 17 subprocessors and infrastructure vendors, including AWS, Google Cloud and OpenAI, based on its public subprocessor list. Last checked Nov 14, 2026.

AI Stack · 4

Infrastructure · 13

AI Stack

Model Serving

AI/LLM processing (website generation)

Foundation Models

AI/LLM processing (website generation)

AI/LLM processing (website generation)

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Image & Video Generation

AI media/image generation

Infrastructure

Cloud & Networking

Cloud hosting & data storage

Domain registration

AI/LLM processing, web analytics & advertising

Communications

Calendar scheduling / appointment booking

Transactional and marketing email delivery

Observability

Error monitoring & performance

Billing & Payments

Payment processing

Analytics & BI

Customer feedback management

CRM & Support

CRM & email marketing

SEO analytics

Developer Platform

Domain connection / DNS setup

Advertising Platform

Advertising (custom audiences)

Productivity & Collaboration

E-signatures (Contracts & eSignatures)

Changes

Checked Nov 14, 2026Source

This is the first saved copy of B12’s subprocessor list. Added and removed vendors will show here after the next check.

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