Feature Spotlight

REST API &
Developer Tools

Full REST API access for every workspace with API key management, rate limiting, scoped permissions, and usage analytics. Build custom integrations, automate external systems, and extend the platform programmatically.

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4.9/5 Rating
500+
Active Users
$97/mo
All Inclusive

Tools You'll Pay For Replace

Custom middleware
Zapier for API access ($69/mo)

All included in Growtheon for $97/mo — no extra subscriptions needed.

What's Included

Everything you need, nothing you don't. All included in every plan.

Full REST API for contacts, deals, tasks, and more
API key management with scoped permissions
Rate limiting configuration per key
API usage analytics and monitoring
Comprehensive API documentation
Sandbox environment for testing
Webhook endpoints for real-time events
JSON request and response format
Authentication via API key or OAuth
Per-workspace API isolation for agencies and businesses
Agency-level API keys for multi-workspace management
Inbound workflow webhooks for external event triggers
Webhook payload field mapping to contact custom fields
Option to store payload data without saving to entities
Error rate monitoring and reporting
Inbound and outbound webhook delivery management

Why Agencies and Businesses Love This

Build Anything

Full REST API access lets you build custom integrations, mobile apps, dashboards, and automated workflows that extend the platform in any direction.

Secure & Controlled

Scoped API keys with granular permissions ensure each integration only accesses what it needs. Rate limiting prevents abuse. Usage analytics track every request.

Per-Workspace Isolation

Each workspace has independent API keys and permissions. Agency clients can have their own API access without cross-contamination.

Perfect For

Custom Integrations

Connect proprietary systems, internal tools, or third-party services directly to your CRM data via REST API.

Mobile Apps

Build custom mobile experiences powered by your CRM data using the API as a backend.

Data Sync

Synchronize data between Growtheon and external databases, ERPs, or analytics platforms.

Automation

Trigger external processes when CRM events occur via webhooks, or update CRM data from external system events via API.

Agency-Wide Automation

Use agency-scoped keys to programmatically manage settings, users, and data across all client workspaces from a single integration.

External Trigger Workflows

Start internal CRM automations the moment an event occurs in a third-party app by sending inbound payloads to workflow webhooks.

Growtheon vs. Others

See why agencies switch to Growtheon.

FeatureGrowtheonHighLevelOthers
Unlimited Sub-Accounts
All Features Included
No Per-Seat Pricing
Starting Price$97/mo$297/mo$200+/mo
White-Label SaaS
Founder-Led Support
14-Day Guarantee

Frequently Asked Questions

Quick answers to common questions about this feature.

Explore the Growtheon Platform

Growtheon is a HighLevel alternative that unifies your entire growth stack. Manage every lead in the CRM, automate follow-up with the workflow builder, and convert traffic with funnels and websites. Book calls through the calendar, close deals with contracts & eSignature, and monetize with memberships or the learning hub. See how it stacks up against HubSpot, explore the full feature list, or check pricing to get started.

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$97/mo with unlimited everything. No hidden fees. No per-seat pricing.

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