Changelog

API changes, new features, and deprecations. Subscribe to the RSS feed to stay updated.

Breaking changes are marked with a warning.

2026-03-16

Documentation site at /docs — API reference, quickstart guides, concept pages, and integration patterns
/docs/llms.txt — machine-readable documentation index for AI agents (llms.txt spec)
/docs/llms-full.txt — complete documentation corpus as a single markdown file for LLM context ingestion
Copy as Markdown button on every documentation page

Sequence execution runtime — automated multi-step outreach with email, wait, and task steps
Enrollment management — enroll contacts in sequences, track progress per step
Campaign visibility analytics — views for campaign performance and contact engagement
Prospect discovery — search and import contacts/companies from external data sources

Deal filters — added days_since_activity_gt and source_campaign_id filter parameters to GET /deals
Contact filters — added icp_score_min, icp_score_max, icp_scored_after, icp_scored_before filter parameters to GET /contacts

Bulk import/export — CSV import for contacts and companies, data export endpoints
Enrichment & provenance — enrich contacts with third-party data, track data provenance
Suppression lists — manage email and domain suppression for outbound compliance
Integration framework — upsert endpoints for Clay/Apollo compatibility, Calendly webhook ingest, Instantly/Smartlead sync

Webhook subscriptions — create, update, delete webhook subscriptions with HMAC-SHA256 signing
Event polling — GET /events endpoint for pull-based event consumption
Webhook test & replay — POST /webhooks/:id/test and POST /webhooks/:id/replay/:delivery_id
API key management — create, list, revoke API keys with scoped permissions (read, read-write, capture-only)

Core CRM API — contacts, companies, deals, pipelines, activities, tasks, campaigns, products
Schema discovery — GET /schema returns the full org data model at runtime
Custom object types — define custom entities with typed fields
Cursor-based pagination on all list endpoints
Structured error responses with machine-readable error codes
Rate limiting with X-RateLimit-* headers (1,000 requests/minute per key)
Multi-tenant architecture with per-account subdomains

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