Heroku: The Cloud Application Platform | Build. Deploy. Scale.
Heroku is the fully managed cloud application platform built for developers. Build, deploy, manage, and scale your apps easily on our app hosting platform.
Overview

Added
March 17, 2026
Subject & domain
computer-science-fundamentals · web-development
Grade range
Grade 9 (Freshman)–Grade 12 (Senior)
Pricing
Free Version & Paid Unlocks
Page kind
Service
Introduction
Heroku Platform Overview
- Core Value Proposition: A fully managed cloud application platform designed to handle 24/7 operations, security, and build systems, allowing developers to focus on application logic rather than infrastructure.
- AI & Agent Development:
- Provides managed inference and agents for simplified AI integration.
- Supports the Model Context Protocol (MCP) to connect AI agents with external tools and APIs.
- Enables RAG (Retrieval Augmented Generation) applications using
pgvectoron Heroku Postgres for vector similarity search.
- Ecosystem & Extensibility:
- Features 150+ third-party add-ons and 380+ open-source buildpacks.
- Supports custom buildpacks for stack customization.
- Key Developer Features:
- GitHub Integration: Supports Review Apps for pull requests and automated deployments.
- Operational Tools: Instant rollback for code and Postgres data; built-in App Metrics for runtime insights.
- Compliance: Maintains PCI, HIPAA, ISO, and SOC compliance standards.
- Enterprise Capabilities: Offers SSO integration with providers like Salesforce, Okta, PingOne, Microsoft Active Directory, and PingFederate.
- Recent Platform Updates:
- Heroku CLI v11: Architectural overhaul featuring a migration to ESM and oclif v4, offering improved performance and modern JavaScript standards.
- Increased Capacity: Maximum compressed slug size increased from 500MB to 1GB to support larger, data-heavy applications.
- Operational Model: Currently operating under a "Sustaining Engineering" model, prioritizing platform stability, security, and reliability.
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