The BuildBetter API
Push calls, feedback, and data in. Pull people, signals, and conversations back out, query and filter across every integration, and build your entire product knowledge base. The full API to run your product OS on top of BuildBetter.
Anything you can do in BuildBetter, you can do with the API
Push and pull data, query and filter, pull signals, create custom signals, manage taxonomy and custom context, and build your knowledge base — full programmatic access to everything.
Push data in
Send feedback, records, and customer data from any source.
Pull data out
Read people, accounts, and conversations back out.
Pull signals
Sentiment, severity, and 35+ signal types, extracted and ready.
Query & filter
GraphQL queries across everything you've connected.
Every integration
Full programmatic access to all of your connected data.
Custom signals
Define and run your own extractions.
Taxonomy & custom context
Manage classification rules and fine-tune understanding.
Knowledge base
Build and read your entire product knowledge base.
Build your entire product knowledge base
Prompts, ideas, personas, taxonomy, product descriptions, roadmap — your whole product OS, programmatically. It's like GitHub and Obsidian for your product company.
Quick start in 3 steps
Push data in, query it back out, and build on top — a few calls each.
Push data in
Send feedback, records, calls, and data from any source — feedback sources are just one option.

Query and pull it out
Read people, accounts, conversations, and signals back out with GraphQL queries and filters.

Build on top
Create custom signals, manage taxonomy and context, and grow your product knowledge base.

Authentication and base URL
All requests require an organization API key, sent as a header.
Authentication
Include this header with every request:
X-BuildBetter-Api-Key: ORGANIZATION_API_KEY
Base URL
REST requests are made against:
https://api.buildbetter.app
What’s next
BuildBetter CLI
Evidence-based coding and BuildBetter access from your terminal
MCP Integration
Connect AI agents to everything in BuildBetter via MCP
Full API Documentation
Authentication, GraphQL queries, field types, and examples
API Docs