Display.dev vs Hopper — AI Agents for Mainframe Operations - Hypercubic: Features, Pricing & Which Is Better (2026)
A side-by-side comparison of Display.dev and Hopper — AI Agents for Mainframe Operations - Hypercubic — features, pricing, and ideal use cases — to help you decide which AI tool fits your workflow.
Display.dev
Display
Turns HTML or Markdown into permanent, authenticated URLs restricted to your company.
Key features
- Gated Publishing: Converts HTML or Markdown into a permanent URL that requires company authentication, ensuring content is only accessible to authorized organization members.
- SSO Integration: Enforces single sign-on (SSO) access control so published pages are automatically restricted to users within the company's identity provider.
- Multi-Interface Publishing: Publish content via a command-line interface (CLI), MCP, or directly from the browser for fast workflows and CI/automation integration.
- One-Command Publish: Rapid publishing workflow where a single command or action creates a permanent, authenticated URL for HTML/Markdown artifacts.
- Agent Artifact Support: Designed to host agent-generated outputs and other programmatically produced HTML/Markdown artifacts behind corporate access controls.
- Permanent Stable URLs: Provides long-lived, stable links for sharing internal reports, demos, or documentation without exposing them publicly.
- Publish HTML and Markdown to permanent URLs
- Company-restricted authentication for published URLs
- Multiple publishing interfaces: CLI, MCP, and browser
- One-command publishing workflow for agent-generated artifacts
- Persistent hosting of published artifacts
Best for
- Publishing internal demos and prototypes so product teams can share interactive HTML prototypes with stakeholders behind company SSO.
- Hosting agent-generated reports or dashboards (LLM/automation outputs) as authenticated pages accessible only to company employees.
- Sharing internal documentation, release notes, or design specs via permanent, authenticated URLs instead of attaching files or using public hosting.
- Distributing secure marketing previews or partner demos to authorized viewers without making content publicly discoverable.
- Integrating publishing into CI/CD or automation pipelines to automatically publish build artifacts, test reports, or generated docs behind SSO.
- Providing single-click access to temporary or ephemeral artifacts for troubleshooting and collaboration while keeping them gated to the company.
- Publish agent-generated reports or artifacts behind company authentication
- Share internal documentation or demos as permanent, authenticated URLs
- Quickly expose HTML/Markdown outputs from automation or agents to teammates
- Create internally-restricted landing pages or previews without external hosting
Hopper — AI Agents for Mainframe Operations - Hypercubic
Hypercubic
Agentic TN3270 emulator that lets AI agents operate z/OS: navigate ISPF, write column-strict JCL, debug jobs, and query VSAM.
Key features
- Agentic TN3270 Emulation: Provides a real TN3270 terminal interface that AI agents can interact with to perform terminal-based workflows and operations inside z/OS.
- Model Context Protocol Integration: Connects AI agents to mainframe systems via Model Context Protocol, enabling contextualized, stateful interactions and natural-language commands.
- ISPF Navigation and Interaction: Lets agents navigate ISPF menus, edit dataset members, and perform common ISPF tasks programmatically to automate operator workflows.
- Column-Strict JCL Generation: Generates, validates, and edits column-strict JCL compliant with mainframe formatting rules, reducing errors and manual rework.
- Job Debugging and JES Integration: Diagnoses failed jobs by examining JES output, suggests fixes or corrective JCL edits, and supports resubmission workflows.
- VSAM and Dataset Querying: Enables agents to query, inspect, and modify VSAM files and other datasets directly from the terminal context for data investigation and remediation.
- Autonomous Workflows and Natural-Language Ops: Orchestrates multi-step autonomous tasks initiated via natural language, combining terminal actions, queries, and code edits.