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ahmad2x4

Seq MCP Server

by ahmad2x4

Servidor MCP de Seq

Servidor MCP para los endpoints de la API de Seq para interactuar con su sistema de registro y supervisión. Este servidor proporciona acceso integral a las funciones de la API de Seq a través del Protocolo de Contexto de Modelo (MCP).

Características

Herramientas

Gestión de señales

  • get_signals - Obtener señales con opciones de filtrado

    • Filtrar por ID de propietario

    • Filtrar señales compartidas/privadas

    • Soporte para coincidencias parciales

Gestión de eventos

  • get_events - Recuperar eventos con amplias opciones de filtrado

    • Filtrar por IDs de señal

    • Expresiones de filtro personalizadas

    • Recuento de eventos configurable (máximo 50)

    • Opciones flexibles de rango de tiempo

    • Filtrado por rango de fechas

Gestión de alertas

  • get_alert_state - Recuperar el estado actual de las alertas

Recursos

Listado de señales

  • signals - Listar todas las señales compartidas con información detallada

    • ID de señal

    • Título

    • Descripción

    • Estado de compartición

    • Información del propietario

Related MCP server: Overwatch MCP

Configuración

El servidor requiere las siguientes variables de entorno:

  • SEQ_BASE_URL (opcional): La URL de su servidor Seq (por defecto 'http://localhost:8080')

  • SEQ_API_KEY (obligatorio): Su clave de API de Seq

Habilidad seq-ops

Este repositorio incluye una habilidad de Claude para el análisis de registros de Seq y la investigación de incidentes. Una vez conectado el servidor MCP, la habilidad guía a Claude a través de investigaciones estructuradas (comprobaciones de estado, triaje de incidentes, supervisión posterior al despliegue) y genera informes coherentes y procesables.

Instalar la habilidad:

# From the releases page, download seq-ops.skill, then:
claude skill install seq-ops.skill

O instálela directamente desde este repositorio:

npx skills add ahmad2x4/mcp-server-seq

La habilidad se activa automáticamente cuando pregunta cosas como "morning health check", "something is broken in prod", "check the logs for timeouts" o "investigate the PPSR integration".


Uso con Claude Code

Ejecute el siguiente comando para añadir el servidor:

claude mcp add --transport stdio \
  --env SEQ_BASE_URL=http://localhost:5341 \
  --env SEQ_API_KEY=your-api-key \
  seq -- npx -y mcp-seq

Para compartir la configuración con su equipo, utilice la bandera --scope project (se guarda en .mcp.json):

claude mcp add --transport stdio --scope project \
  --env SEQ_BASE_URL=http://localhost:5341 \
  --env SEQ_API_KEY=your-api-key \
  seq -- npx -y mcp-seq

Usuarios de Windows: Reemplace npx -y mcp-seq con cmd /c npx -y mcp-seq para evitar errores de "Connection closed".

Verifique que el servidor esté conectado ejecutando /mcp dentro de Claude Code.

Uso con Claude Desktop

Añada a su claude_desktop_config.json:

{
  "mcpServers": {
    "seq": {
      "command": "npx",
      "args": ["-y", "mcp-seq"],
      "env": {
        "SEQ_BASE_URL": "your-seq-url",
        "SEQ_API_KEY": "your-api-key"
      }
    }
  }
}

Desarrollo

Instalar dependencias:

npm install

Construir el servidor:

npm run build

Para el desarrollo con reconstrucción automática:

npm run dev

Ejecutar pruebas:

npm run test-script

Opciones de rango de tiempo

La herramienta get-events admite las siguientes opciones de rango de tiempo:

  • 1m - Último minuto

  • 15m - Últimos 15 minutos

  • 30m - Últimos 30 minutos

  • 1h - Última hora

  • 2h - Últimas 2 horas

  • 6h - Últimas 6 horas

  • 12h - Últimas 12 horas

  • 1d - Último día

  • 7d - Últimos 7 días

  • 14d - Últimos 14 días

  • 30d - Últimos 30 días

Instalación

Instalar globalmente a través de npm:

npm install -g mcp-seq

O utilícelo directamente con npx — no requiere instalación (como se muestra en los ejemplos de configuración anteriores).

Depuración

Dado que los servidores MCP se comunican a través de stdio, la depuración puede ser un desafío. El servidor implementa un manejo de errores y registro adecuados para todas las operaciones. Puede ejecutar el script de prueba para verificar la funcionalidad:

npm run test-script

Seguridad de tipos

El servidor implementa una seguridad de tipos integral utilizando:

  • TypeScript para la comprobación de tipos estáticos

  • Validación de esquemas Zod para la comprobación de tipos en tiempo de ejecución

  • Manejo de errores y formato de respuesta adecuados

Available Tools

3 tools
get-alertstateD
ParametersJSON Schema
NameRequiredDescriptionDefault

No parameters

TDQS

D1/5.0
Behavior1/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Tool has no description.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness1/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Tool has no description.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness1/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Tool has no description.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters1/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Tool has no description.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose1/5

Does the description clearly state what the tool does and how it differs from similar tools?

Tool has no description.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines1/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Tool has no description.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

get-eventsB

Retrieve and analyze a list of event filtered by parameters. Use this tool when you need to:

  • Investigate events that are being logged in the SEQ server

  • Details of each event is a structured log and can provide usefull information

  • Events could be information, error, debug, or critical

  • Analyze error patterns and frequencies

ParametersJSON Schema
NameRequiredDescriptionDefault
signalNoComma-separated list of signal IDs
filterNoFilter expression for events
countNoNumber of events to return (max 20)
fromDateUtcNoStart date/time in UTC
toDateUtcNoEnd date/time in UTC
rangeNoTime range (e.g., 1m, 15m, 1h, 1d, 7d)

TDQS

B3.3/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations provided, the description carries full burden for behavioral disclosure. It mentions that events are 'structured logs' and can be of types like 'information, error, debug, or critical,' but fails to specify critical details such as authentication requirements, rate limits, pagination behavior, or whether this is a read-only operation. The description adds some context but leaves significant gaps for a tool with 6 parameters.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness3/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is front-loaded with the core purpose but includes a bulleted list that repeats concepts (e.g., 'analyze error patterns' appears twice). Some sentences could be more efficient, and the structure is somewhat repetitive, though it remains reasonably focused.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the tool's complexity (6 parameters, no annotations, no output schema), the description is moderately complete. It covers purpose and usage context but lacks details on behavioral traits, output format, and explicit sibling tool differentiation. It's adequate for basic understanding but has clear gaps for effective agent use.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The schema description coverage is 100%, so the schema already documents all parameters thoroughly. The description adds minimal value beyond the schema by implying filtering and analysis capabilities, but doesn't provide additional syntax, format details, or usage examples for parameters. This meets the baseline for high schema coverage.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the tool's purpose as 'Retrieve and analyze a list of events filtered by parameters,' which specifies the verb (retrieve/analyze) and resource (events). It distinguishes from sibling tools by focusing on events rather than alerts or signals, though it doesn't explicitly contrast with them.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines4/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description provides explicit usage scenarios (investigate logged events, analyze error patterns) and implies context (SEQ server events). However, it lacks explicit guidance on when to use this tool versus sibling tools like 'get-alertstate' or 'get-signals,' and doesn't mention exclusions or prerequisites.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

get-signalsD
ParametersJSON Schema
NameRequiredDescriptionDefault
ownerIdNoOwner ID to filter signals by
sharedNoWhether to include only shared signals (true) or private signals (false)
partialNoWhether to include partial signal matches

TDQS

D1/5.0
Behavior1/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Tool has no description.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness1/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Tool has no description.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness1/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Tool has no description.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters1/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Tool has no description.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose1/5

Does the description clearly state what the tool does and how it differs from similar tools?

Tool has no description.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines1/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Tool has no description.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

  1. 2 tool updatesv1.0.0
    • Changedget-alertstate1 field changed
      • removedInput schema / additionalProperties
        Removed value: -false
    • Changedget-events3 fields changed
      • changedInput schema / properties / count / default
        Previous value: -100New value: +20
      • changedInput schema / properties / count / description
        Previous value: -"Number of events to return (max 100)"New value: +"Number of events to return (max 20)"
      • changedInput schema / properties / count / maximum
        Previous value: -100New value: +20
  2. 3 tool updates
    • First observedget-alertstate
    • First observedget-events
    • First observedget-signals

TDQS

D1.9/5.0

Scored across 3 tools

Disambiguation3/5

The tools appear to target different aspects of a Seq server (alert state, events, signals), but with only one description available for 'get-events', it's unclear how 'get-alertstate' and 'get-signals' differ in purpose. This creates some ambiguity, though the distinct names suggest separate functions.

Naming Consistency5/5

All three tools follow a consistent 'get-[noun]' naming pattern using kebab-case, which is predictable and readable. There are no deviations in style or verb usage across the tool set.

Tool Count2/5

With only 3 tools, this server feels under-scoped for a logging/monitoring domain like Seq, which typically involves more operations such as creating alerts, filtering logs, or managing signals. The count is too low to cover the apparent scope effectively.

Completeness2/5

The tool set is severely incomplete for a Seq server, lacking essential operations like creating or updating alerts, sending logs, or configuring signals. Only read-only 'get' operations are provided, which will limit agents to passive monitoring without the ability to interact or modify the system.

Maintenance

ActivityInactive
ResponsivenessWithin a week

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