chore(kb/ai): review and expand notes

This commit is contained in:
Michele Cereda
2026-02-17 18:51:54 +01:00
parent d3222b1252
commit 9bb0879878
9 changed files with 243 additions and 15 deletions

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@@ -18,6 +18,7 @@ TODO
## Further readings
- [Large Language Model] (LLM)
- [Model Context Protocol] (MCP)
- [Useful AI]: tools, courses, and more, curated and reviewed by experts.
### Sources
@@ -29,7 +30,8 @@ TODO
<!-- In-article sections -->
<!-- Knowledge base -->
[Large Language Model]: large%20language%20model.md
[Large Language Model]: llm.md
[Model Context Protocol]: mcp.md
<!-- Files -->
<!-- Upstream -->

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@@ -124,7 +124,7 @@ See [An AI Agent Published a Hit Piece on Me] by Scott Shambaugh.
<!-- Knowledge base -->
[Claude Code]: claude/claude%20code.md
[Gemini CLI]: gemini/cli.md
[Large Language Model]: large%20language%20model.md
[Large Language Model]: llm.md
[OpenCode]: opencode.md
<!-- Others -->

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@@ -62,7 +62,7 @@ AI platform built by Anthropic.
<!-- In-article sections -->
<!-- Knowledge base -->
[Gemini]: ../gemini/README.md
[Large Language Model]: ../large%20language%20model.md
[Large Language Model]: ../llm.md
<!-- Files -->
<!-- Upstream -->

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@@ -9,6 +9,8 @@ Works in a terminal, IDE, browser, and as a desktop app.
## Table of contents <!-- omit in toc -->
1. [TL;DR](#tldr)
1. [Grant access to tools](#grant-access-to-tools)
1. [Using skills](#using-skills)
1. [Run on local models](#run-on-local-models)
1. [Further readings](#further-readings)
1. [Sources](#sources)
@@ -25,7 +27,7 @@ When multiple scopes are active, the **more** specific ones take precedence.
| Scope | Location | Area of effect | Shared |
| ----------------------- | ------------------------------------ | ---------------------------------- | ----------------------------------------- |
| Managed (A.K.A. System) | System-level `managed-settings.json` | All users on the host | Yes (usually deployed by IT) |
| User | `~/.claude/` directory | Single user, across all projects | No |
| User | `$HOME/.claude/` directory | Single user, across all projects | No |
| Project | `.claude/` directory in a repository | All collaborators, repository only | Yes (usually committed to the repository) |
| Local | `.claude/*.local.*` files | Single user, repository only | No (usually gitignored) |
@@ -58,8 +60,24 @@ claude -c
# Resume a previous conversation
claude -r
# Add MCPs
claude mcp add --transport 'sse' 'linear-server' 'https://mcp.linear.app/sse'
# Add MCP servers.
# Defaults to the 'local' scope if not specified.
claude mcp add --transport 'http' 'linear' 'https://mcp.linear.app/mcp' --scope 'user'
# List configured MCP servers.
claude mcp list
# Show MCP servers' details
claude mcp get 'github'
# Remove MCP servers.
claude mcp remove 'github'
```
From within Claude Code:
```plaintext
/mcp
```
</details>
@@ -75,6 +93,126 @@ ANTHROPIC_AUTH_TOKEN='ollama' ANTHROPIC_BASE_URL='http://localhost:11434' ANTHRO
</details>
## Grant access to tools
Add MCP servers to give Claude Code access to tools, databases, and APIs in general.
> [!caution]
> MCPs are **not** verified, nor otherwise checked for security issues.<br/>
> Be especially careful when using MCP servers that cat fetch untrusted content, as they can fall victim of prompt
> injections.
Procedure:
1. Add the desired MCP server.
<details style='padding: 0 0 1rem 1rem'>
<summary>Examples</summary>
```sh
claude mcp add --transport 'http' 'linear' 'https://mcp.linear.app/mcp' --scope 'user'
```
1. From within Claude Code, run the `/mcp` command to configure it.
<details>
<summary>AWS API MCP server</summary>
Refer [AWS API MCP Server].
Enables AI assistants to interact with AWS services and resources through AWS CLI commands.
<details style='padding: 0 0 1rem 1rem'>
<summary>Run as Docker container</summary>
Manually add the MCP server definition to `$HOME/.claude.json`:
```json
{
"mcpServers": {
"aws-api": {
"command": "docker",
"args": [
"run",
"--rm",
"--interactive",
"--env",
"AWS_REGION=eu-west-1",
"--env",
"AWS_API_MCP_TELEMETRY=false",
"--env",
"REQUIRE_MUTATION_CONSENT=true",
"--env",
"READ_OPERATIONS_ONLY=true",
"--volume",
"/Users/yourUserHere/.aws:/app/.aws",
"public.ecr.aws/awslabs-mcp/awslabs/aws-api-mcp-server:latest"
]
}
}
}
```
</details>
</details>
<details>
<summary>AWS Cost Explorer MCP server</summary>
Refer [Cost Explorer MCP Server].
Enables AI assistants to analyze AWS costs and usage data through the AWS Cost Explorer API.
<details style='padding: 0 0 1rem 1rem'>
<summary>Run as Docker container</summary>
FIXME: many of those environment variable are probably unnecessary here.
Manually add the MCP server definition to `$HOME/.claude.json`:
```json
{
"mcpServers": {
"aws-cost-explorer": {
"command": "docker",
"args": [
"run",
"--rm",
"--interactive",
"--env",
"AWS_REGION=eu-west-1",
"--env",
"AWS_API_MCP_TELEMETRY=false",
"--env",
"REQUIRE_MUTATION_CONSENT=true",
"--env",
"READ_OPERATIONS_ONLY=true",
"--volume",
"/Users/yourUserHere/.aws:/app/.aws",
"public.ecr.aws/awslabs-mcp/awslabs/cost-explorer-mcp-server:latest"
]
}
}
}
```
</details>
</details>
## Using skills
Claude Code automatically discovers skills from:
- The user's `$HOME/.claude/skills/` directory, and sets them up as user-level skills.
- The project's `.claude/skills/` folder, and sets them up as project-level skills.
User-level skills are available in all projects.<br/>
Project-level skills are limited to the current project.
Claude Code activates relevant skills automatically based on the request context.
## Run on local models
Claude _can_ use other models and engines by setting the `ANTHROPIC_AUTH_TOKEN`, `ANTHROPIC_BASE_URL` and
@@ -154,4 +292,6 @@ Claude Code version: `v2.1.41`.<br/>
[Website]: https://claude.com/product/overview
<!-- Others -->
[AWS API MCP Server]: https://github.com/awslabs/mcp/tree/main/src/aws-api-mcp-server
[Cost Explorer MCP Server]: https://github.com/awslabs/mcp/tree/main/src/cost-explorer-mcp-server
[pffigueiredo/claude-code-sheet.md]: https://gist.github.com/pffigueiredo/252bac8c731f7e8a2fc268c8a965a963

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@@ -64,7 +64,7 @@ Intro
<!-- Knowledge base -->
[Claude]: ../claude/README.md
[CLI]: cli.md
[Large Language Model]: ../large%20language%20model.md
[Large Language Model]: ../llm.md
<!-- Files -->
<!-- Upstream -->

84
knowledge base/ai/mcp.md Normal file
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@@ -0,0 +1,84 @@
# Model Context Protocol
Open protocol enabling seamless integration between AI applications and external data sources and tools by providing
a standardized way to enable LLMs to access key information and perform tasks.
1. [TL;DR](#tldr)
1. [Further readings](#further-readings)
1. [Sources](#sources)
## TL;DR
MCP consists of:
- The _data_ layer, defining the JSON-RPC based protocol for client-server communication.<br/>
It includes lifecycle management and core primitives, e.g. tools, resources, prompts and notifications.
- The _transport_ layer, defining the communication mechanisms and channels that enable data exchange between clients
and servers.<br/>
It includes transport-specific connection establishment, message framing, and authorization.
MCP _hosts_ are AI applications users can interact with, and that coordinate and manage one or more MCP clients.<br/>
MCP _clients_ are components that connect to a single MCP server to gather context from it for the host to use.<br/>
MCP _servers_ are applications providing context data to one or more MCP clients.
MCP hosts create one MCP client for each MCP server they use.<br/>
Each client maintains a dedicated connection with its corresponding server.
Servers provide functionality through _tools_, _resources_, and _prompts_.<br/>
_Tools_ are functions that an LLM can **actively** call to take actions, i.e. writing to databases, calling external
APIs, modifying files, or triggering other logic. The LLM decides when to use them based on user requests.<br/>
_Resources_ are **passive** data sources providing **read-only** access to information for context, such as files,
database schemas, or API documentation.<br/>
_Prompts_ are pre-built instruction templates telling the model reading them how to work with specific tools and
resources.
Clients _can_ provide features to servers, aside from making use of the context they provide.<br/>
Client features allow server authors to build richer interactions through _elicitation_, _roots_, and _sampling_.
_Elicitation_ enables servers to request specific information from users.<br/>
_Roots_ define filesystem boundaries for server operations, allowing clients to specify which folders servers should
focus on.<br/>
_Sampling_ allows servers to request LLM completions through the client. This is what enables an agentic workflow.
MCP uses string-based version identifiers that follow the `YYYY-MM-DD` format.<br/>
Versions indicate the **last** date that backwards incompatible changes were made in the protocol.
Version negotiation happens during initialization.<br/>
Clients and servers _may_ support multiple protocol versions simultaneously, but they _**must**_ agree on a single
version to use for the session.<br/>
The protocol provides error handling if version negotiation fails, which allows clients to gracefully terminate
connections when they cannot find a version compatible with the server.
MCP servers of interest:
| MCP server | Summary |
| ------------------------------------------------- | ------------------------------------------------------ |
| [AWS API][aws api mcp server] | Interact with all available AWS services and resources |
| [AWS Cost Explorer][aws cost explorer mcp server] | Analyze AWS costs and usage data |
## Further readings
- [Website]
- [Codebase]
- [Blog]
### Sources
- [Documentation]
<!--
Reference
═╬═Time══
-->
<!-- In-article sections -->
<!-- Knowledge base -->
<!-- Files -->
<!-- Upstream -->
[Blog]: https://blog.modelcontextprotocol.io/
[Codebase]: https://github.com/modelcontextprotocol
[Documentation]: https://modelcontextprotocol.io/docs/
[Website]: https://modelcontextprotocol.io
<!-- Others -->
[AWS API MCP Server]: https://github.com/awslabs/mcp/tree/main/src/aws-api-mcp-server
[AWS Cost Explorer MCP Server]: https://github.com/awslabs/mcp/tree/main/src/cost-explorer-mcp-server

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@@ -127,7 +127,7 @@
<!-- Knowledge base -->
[Docker]: ../docker.md
[Docker Running LLMs locally]: ../docker.md#running-llms-locally
[Large Language Model]: large%20language%20model.md
[Large Language Model]: llm.md
[Ollama]: ollama.md
<!-- Files -->

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@@ -5,10 +5,10 @@
| Acronym | Expansion | Summary |
| ------- | ------------------------------------------------------ | --------------------------------------------------------------------------------------------------- |
| ACK | ACKnowledgement | |
| ACL | [Access Control List][acl] | |
| ACL | [Access Control List] | |
| ACME | [Automatic Certificate Management Environment] | Protocol to automate the issuance and renewal of certificates without human interaction |
| AD | Active Directory | |
| ADR | [Architectural Decision Record][adr] | |
| ADR | [Architectural Decision Record] | |
| API | Application Programming Interface | A way for two or more computer programs or components to communicate with each other |
| APK | Alpine Package Keeper | Package manager used by Alpine Linux |
| APT | Advanced Package Tool | Package manager used by Debian Linux |
@@ -32,7 +32,7 @@
| CMS | Content Management System | |
| CN | Canonical Name | In Active Directory, the full path of an object in a canonical format |
| CN | Common Name | In Active Directory, the last element in an object's Distinguished Name (DN) hierarchy |
| CNI | [Container Network Interface][cni] | |
| CNI | [Container Network Interface] | |
| COTS | Commercial Off-The-Shelf | Available _as-is_, not optimized for specific scopes or objectives |
| CSMA | Carrier-Sense Multiple Access | |
| CSMA/CD | Carrier-Sense Multiple Access with Collision Detection | |
@@ -92,6 +92,7 @@
| LIFO | Last In First Out | |
| LLM | [Large Language Model] | |
| M2COTS | Mass Market COTS | Widely available COTS products |
| MCP | [Model Context Protocol] | |
| MR | Merge Request | Prevalently used in GitLab |
| NACL | Network ACL | |
| NIST | National Institute of Science and Technology | |
@@ -172,18 +173,19 @@
-->
<!-- Knowledge base -->
[acl]: acl.md
[adr]: adr.md
[Access Control List]: acl.md
[Architectural Decision Record]: adr.md
[bash]: bash.md
[cni]: cni.md
[Container Network Interface]: cni.md
[data warehouse]: data%20warehouse.md
[depin]: depin.md
[fhs]: filesystem%20hierarchy%20standard.md
[fish]: fish.md
[iac]: iac.md
[kubernetes]: kubernetes/README.md
[Large Language Model]: ai/large%20language%20model.md
[Large Language Model]: ai/llm.md
[lora]: lora.md
[Model Context Protocol]: ai/mcp.md
[siem]: siem.md
[snowflake]: snowflake/README.md
[ssh]: ssh.md