Agents at Scale Marketplace

Part of the Ark Platform

This marketplace is an integral component of the Agents at Scale (Ark) platform, providing add-on capabilities for agentic systems.

Welcome to the Agents at Scale Marketplace documentation. The marketplace extends Ark with executors, services, MCP servers, agents, and demo bundles.

Executors

External execution engines that process agent workloads via A2A protocol.

Claude Agent SDK Executor — Native Claude executor with built-in tools and session persistence
LangChain Executor — LangChain executor with RAG support

Services

Infrastructure add-ons deployed alongside Ark.

A2A Inspector — Developer tool for testing and debugging A2A protocol agents
Ark Sandbox — Isolated container environments for AI agent code execution with MCP tools
File Gateway — S3-compatible file storage gateway with REST API
Langfuse — LLM observability and analytics platform with session tracking
MCP Inspector — Developer tool for testing and debugging MCP servers
Phoenix — AI/ML observability and evaluation platform with OpenTelemetry integration

MCP Servers

Tool providers registered as MCPServer CRDs.

Filesystem MCP Server — Filesystem operations with session management and workspace config

Agents

Pre-built agents deployed to your Ark cluster.

Noah — Runtime administration agent with cluster privileges and MCP server

Quick Start

Install with Ark CLI (Recommended)


ark install marketplace/executors/executor-claude-agent-sdk
ark install marketplace/services/phoenix
ark install marketplace/agents/noah

Deploy with Helm


cd services/phoenix
helm dependency update chart/
helm install phoenix ./chart -n phoenix --create-namespace

Development Mode with DevSpace


cd services/phoenix
devspace dev

Ark Platform Repository — The core platform
Ark Documentation — Platform documentation

Contributing

Choose the appropriate directory (executors/, services/, mcps/, agents/, demos/)
Each component needs: Helm chart in chart/, README.md, devspace.yaml
Add an entry to marketplace.json
Add documentation: docs/content/<type>/<name>.mdx
Test locally with DevSpace or Helm
Submit a pull request with a conventional commit title