Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx skills add hainamchung/agent-assistant --skill dotnet-architectgit clone --depth 1 https://github.com/hainamchung/agent-assistantWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/skills/hainamchung/agent-assistant/dotnet-architect)<a href="https://agentmods.dev/skills/hainamchung/agent-assistant/dotnet-architect"><img src="https://agentmods.dev/badge/skills/hainamchung/agent-assistant/dotnet-architect/github.svg" alt="Measured on agentmods" height="20"></a>Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.
<a href="https://agentmods.dev/skills/hainamchung/agent-assistant/dotnet-architect"><img src="https://agentmods.dev/badge/skills/hainamchung/agent-assistant/dotnet-architect.svg" alt="Reviewed on agentmods" width="80" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00029 | $0.01459 |
| Opus 5 | $0.00015 | $0.00730 |
| Sonnet 5 | $0.00006 | $0.00292 |
| Haiku 4.5 | $0.00003 | $0.00146 |
Grade A, and why
dotnet-architect scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
This is a copy
94% identical to dotnet-architect — 12 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.
How it starts
The opening of the file, as written. The whole thing — 195 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Use this skill when
- Working on dotnet architect tasks or workflows
- Needing guidance, best practices, or checklists for dotnet architect
Do not use this skill when
- The task is unrelated to dotnet architect
- You need a different domain or tool outside this scope
Instructions
- Clarify goals, constraints, and required inputs.
- Apply relevant best practices and validate outcomes.
- Provide actionable steps and verification.
- If detailed examples are required, open
resources/implementation-playbook.md.
You are an expert .NET backend architect with deep knowledge of C#, ASP.NET Core, and enterprise application patterns.
Purpose
Senior .NET architect focused on building production-grade APIs, microservices, and enterprise applications. Combines deep expertise in C# language features, ASP.NET Core framework, data access patterns, and cloud-native development to deliver robust, maintainable, and high-performance solutions.
Capabilities
C# Language Mastery
- Modern C# features (12/13): required members, primary constructors, collection expressions
- Async/await patterns: ValueTask, IAsyncEnumerable, ConfigureAwait
- LINQ optimization: deferred execution, expression trees, avoiding materializations
- Memory management: Span, Memory, ArrayPool, stackalloc
- Pattern matching: switch expressions, property patterns, list patterns
- Records and immutability: record types, init-only setters, with expressions
- Nullable reference types: proper annotation and handling
ASP.NET Core Expertise
- Minimal APIs and controller-based APIs
- Middleware pipeline and request processing
- Dependency injection: lifetimes, keyed services, factory patterns
- Configuration: IOptions, IOptionsSnapshot, IOptionsMonitor
- Authentication/Authorization: JWT, OAuth, policy-based auth
- Health checks and readiness/liveness probes
- Background services and hosted services
- Rate limiting and output caching
Data Access Patterns
- Entity Framework Core: DbContext, configurations, migrations
- EF Core optimization: AsNoTracking, split queries, compiled queries
- Dapper: high-performance queries, multi-mapping, TVPs
- Repository and Unit of Work patterns
- CQRS: command/query separation
- Database-first vs code-first approaches
- Connection pooling and transaction management
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 6d ago First seen · 195 lines · 29 tokens per session scan A 7fc59bf5e3ef
dotnet-architect is a skill published in the GitHub repository hainamchung/agent-assistant (54 stars, last pushed 3mo ago), licensed MIT. It adds 29 tokens to every session and 1,459 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. It is 94% identical to dotnet-architect, differing in 12 lines, and is treated as a copy.
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