A

Assembly

Client portal, CRM and AI app builder for professional services firms.

vendor	purpose	evidence
O OpenAI	Powers Assembly AI assistant and AI features	“OpenAI”
P PostHog	Product analytics	“Posthog”
S Segment	Event data pipeline	“Segment (Twilio)”
S Sentry	Error monitoring	“Sentry”
C Customer.io	Marketing emails	“Customer.io”
V Vercel	App hosting	“Vercel”
A Amazon Web Services	Cloud provider for storage and compute.	“AWS”
S Stream	In app messaging/chat	“Stream.io”
S Stripe	Process customer payments and billing	“Stripe”
R Retool	Internal tools	“Retool”
S Slack	Internal communication	“Slack”
A Anthropic	Powers AI functionality within Assembly Studio	“Anthropic”
A APITemplate	Powers PDF generation within Assembly.	“APITemplate”
S Supabase	Provides database infrastructure for select Assembly applications.	“Supabase”
G GitHub	Provides source code hosting and version control.	“GitHub”
B Braintrust	Supports monitoring and testing of AI functionality.	“Braintrust”
N Neon	Provides database infrastructure for Assembly Studio.	“Neon”
N Nango	Powers third-party integrations within Assembly Studio.	“Nango”
L Linear	Supports product development and issue tracking.	“Linear”
N Notion	Supports internal documentation and knowledge management.	“Notion”
M Make	Powers automated workspace specific workflows	“Make”

• O

  OpenAI

  Powers Assembly AI assistant and AI features

  “OpenAI”

• P

  PostHog

  Product analytics

  “Posthog”

• S

  Segment

  Event data pipeline

  “Segment (Twilio)”

• S

  Sentry

  Error monitoring

  “Sentry”

• C

  Customer.io

  Marketing emails

  “Customer.io”

• V

  Vercel

  App hosting

  “Vercel”

• A

  Amazon Web Services

  Cloud provider for storage and compute.

  “AWS”

• S

  Stream

  In app messaging/chat

  “Stream.io”

• S

  Stripe

  Process customer payments and billing

  “Stripe”

• R

  Retool

  Internal tools

  “Retool”

• S

  Slack

  Internal communication

  “Slack”

• A

  Anthropic

  Powers AI functionality within Assembly Studio

  “Anthropic”

• A

  APITemplate

  Powers PDF generation within Assembly.

  “APITemplate”

• S

  Supabase

  Provides database infrastructure for select Assembly applications.

  “Supabase”

• G

  GitHub

  Provides source code hosting and version control.

  “GitHub”

• B

  Braintrust

  Supports monitoring and testing of AI functionality.

  “Braintrust”

• N

  Neon

  Provides database infrastructure for Assembly Studio.

  “Neon”

• N

  Nango

  Powers third-party integrations within Assembly Studio.

  “Nango”

• L

  Linear

  Supports product development and issue tracking.

  “Linear”

• N

  Notion

  Supports internal documentation and knowledge management.

  “Notion”

• M

  Make

  Powers automated workspace specific workflows

  “Make”