An API is a contract that lets two systems exchange data. Modern CRMs expose REST APIs (and increasingly GraphQL) for read/write access to records, metadata, and bulk operations.
Glossary
API
Articles tagged API
HubSpot
HubSpot Private App Token Rotation Without Downtime
Rotating private app tokens with zero downtime is a runbook, not a vibe. Dual-token overlap, scoped permissions, and a rollback that actually works.
Salesforce
Bulk API vs REST vs SOAP: The Volume Decision Tree
The right Salesforce API for a given volume is not the one your team already knows. Here is the decision tree and the cost math behind it.
ServiceNow
RESTMessage vs RESTMessageV2: The Decision Most Teams Get Wrong
RESTMessageV2 is the right answer most of the time, but not always. When to use V1, when V2, and when neither is right.
Zoho
Zoho Deluge Rate Limit Survival Guide: Patterns That Don't Time Out
Deluge dies quietly on API limits, daily caps, and statement counts. The five patterns we use to keep functions alive without rewriting every script.
CRM
CRM API Integration Patterns
Webhooks, polling, bulk APIs, idempotency — the patterns that make CRM integrations reliable at scale.
Freshworks
Freshworks API: Quick-Start Primer
Authentication, common endpoints, rate limits, and integration patterns across Freshworks apps.