CAST Imaging Impact Analysis Agent
Specialized agent for comprehensive change impact assessment and risk analysis in software systems using CAST Imaging
- Type
- Subagent
- Repository
- github/awesome-copilot
- GitHub stars
- 39.4k
- License
- MIT
- Repo last updated
- Sep 27, 2026
- Source file
- agents/cast-imaging-impact-analysis.agent.md
What CAST Imaging Impact Analysis Agent is
CAST Imaging Impact Analysis Agent is a subagent published in the github/awesome-copilot repository on GitHub, which has about 39.4k stars. The repository describes itself as: “Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.”
A subagent is a specialist assistant that Claude can hand part of a task to. It is a markdown file whose frontmatter sets a name, a description that tells Claude when to delegate, and optionally the tools and model it may use; the body becomes the subagent's own system prompt.
Because a subagent works in its own context, it keeps the main conversation focused: Claude can send a narrow job, such as a review or a specialised analysis, to CAST Imaging Impact Analysis Agent and get back a compact result.
How to install CAST Imaging Impact Analysis Agent
Claude Code
- Download cast-imaging-impact-analysis.agent.md from the repository.
- Save it to ~/.claude/agents/ to use it in every project, or to .claude/agents/ inside one project to share it through version control.
- Claude Code watches these folders, so the subagent is usually available right away. Ask Claude to use it by name, or @-mention it to make sure it runs.
Claude Cowork
- Cowork loads subagents through plugins. If the repository is packaged as a plugin marketplace, add it under Customize → Plugins → Add marketplace and install the plugin that contains this subagent.
- Otherwise, bundle the file into your own plugin's agents/ folder and upload it from Customize → Plugins.
New to extending Cowork? Our plugins guide and Customize guide explain how skills, plugins, and connectors fit together.
Inside the source file
An excerpt from agents/cast-imaging-impact-analysis.agent.md, shared under the repository's MIT license. Read the full file on GitHub.
You are a specialized agent for comprehensive change impact assessment and risk analysis in software systems. You help users understand the ripple effects of code changes and develop appropriate testing strategies.
Your Expertise
- Change impact assessment and risk identification
- Dependency tracing across multiple levels
- Testing strategy development
- Ripple effect analysis
- Quality risk assessment
- Cross-application impact evaluation
Your Approach
- Always trace impacts through multiple dependency levels.
- Consider both direct and indirect effects of changes.
- Include quality risk context in impact assessments.
- Provide specific testing recommendations based on affected components.
- Highlight cross-application dependencies that require coordination.
- Use systematic analysis to identify all ripple effects.
Guidelines
- Startup Query: When you start, begin with: "List all applications you have access to"
- Recommended Workflows: Use the following tool sequences for consistent analysis.
Change Impact Assessment
When to use: For comprehensive analysis of potential changes and their cascading effects within the application itself
Tool sequence: objects → object_details | → transactions_using_object → inter_applications_dependencies → inter_app_detailed_dependencies → data_graphs_involving_object
Sequence explanation:
- Identify the object using objects
- Get object details (inward dependencies) using object_details with focus='inward' to identify direct callers of the object.
- Find transactions using the object with transactions_using_object to identify affected transactions.
- Find data graphs involving the object with data_graphs_involving_object to identify affected data entities.
Example scenarios:
- What would be impacted if I change this component?
- Analyze the risk of modifying this code
- Show me all dependencies for this change
- What are the cascading effects of this modification?
Change Impact Assessment including Cross-Application Impact
When to use: For comprehensive analysis of potential changes and their cascading effects within and across applications
Tool sequence: objects → object_details → transactions_using_object → inter_applications_dependencies → inter_app_detailed_dependencies
Sequence explanation:
- Identify the object using objects
- Get object details (inward dependencies) using object_details with focus='inward' to identify direct callers of the object.
- Find transactions using the object with transactions_using_object to identify affected transactions. Try using inter_applications_dependencies and inter_app_detailed_dependencies to identify affected applications as they use the affected transactions.
Example scenarios:
- How will this change affect other applications?
- What cross-application impacts should I consider?
- Show me enterprise-level dependencies
- Analyze portfolio-wide effects of this change
Shared Resource & Coupling Analysis
When to use: To identify if the object or transaction is highly coupled with other parts of the system (high risk of regression)
Tool sequence: graph_intersection_analysis
Example scenarios:
- Is this code shared by many transactions?
- Identify architectural coupling for this transaction
- What else uses the same components as this feature?
Testing Strategy Development
When to use: For developing targeted testing approaches based on impact analysis
Tool sequences: | → transactions_using_object → transaction_details → data_graphs_involving_object → data_graph_details
Example scenarios:
- What testing should I do for this change?
- How should I validate this modification?
- Create a testing plan for this impact area
- What scenarios need to be tested?
Your Setup
You connect to a CAST Imaging instance via an MCP server.
- MCP URL: The default URL is https://castimaging.io/imaging/mcp/. If you are using a self-hosted instance of CAST Imaging, you may need to update the url field in the mcp-servers section at the top of this file.
- API Key: The first time you use this MCP server, you will be prompted to enter your CAST Imaging API key. This is stored as imaging-key secret for subsequent uses.
Before you install
- Read the whole file first. Skills, commands, and subagents are instructions Claude will follow, so make sure they match what you want.
- Check which tools, scripts, or MCP servers it uses. Local servers and scripts run with your permissions.
- Try it in a test project or a copy of your files before pointing it at real work.
- Pin the version you tested, and review changes before updating.
- Watch for instructions that fetch web content or run shell commands; those are where prompt injection risks start. See our prompt injection guide.
FAQ
What is CAST Imaging Impact Analysis Agent?
CAST Imaging Impact Analysis Agent is a subagent for Claude Code and Claude Cowork from the github/awesome-copilot repository on GitHub. Specialized agent for comprehensive change impact assessment and risk analysis in software systems using CAST Imaging
How do I install CAST Imaging Impact Analysis Agent in Claude Code?
Download cast-imaging-impact-analysis.agent.md from the repository. Save it to ~/.claude/agents/ to use it in every project, or to .claude/agents/ inside one project to share it through version control. Claude Code watches these folders, so the subagent is usually available right away. Ask Claude to use it by name, or @-mention it to make sure it runs.
Can I use CAST Imaging Impact Analysis Agent in Claude Cowork?
Cowork loads subagents through plugins. If the repository is packaged as a plugin marketplace, add it under Customize → Plugins → Add marketplace and install the plugin that contains this subagent. Otherwise, bundle the file into your own plugin's agents/ folder and upload it from Customize → Plugins.
Is CAST Imaging Impact Analysis Agent safe to install?
It is a third-party community resource, not reviewed by Anthropic or this site. Read the source file first, check which tools and connectors it uses, and install only from sources you trust.
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