Connect-MCP

SIGNL4 MCP by usefulapi

io.usefulapi/signl4 · v1.0.0

Read SIGNL4 alerts, teams, users and duty schedules; raise, acknowledge, close and annotate alerts.

MCPremoteno credentialsMessaging

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Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 18 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

B 88/100

What it does: 18 tools · 14 read, 4 write (incl. delete/pay) · Messaging

Test call signl4_list_teams: needs a key: HTTP 401 (1,056 ms)

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +10
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +10
  • Read/write annotations: +5
  • Safe test call: +8
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://signl4.usefulapi.io/mcp

Tools

18 tools listed at last check
  • signl4_list_teams List the SIGNL4 teams the API key can access: id, name, description, time zone and member ids. Team ids are needed to raise alerts and to look up categories and duties. GET /v3/teams.
  • signl4_get_team One SIGNL4 team: name, description, time zone, member ids. GET /v3/teams/{teamId}.
  • signl4_list_users List the SIGNL4 users the key can access with name, e-mail, contact addresses, activation state and duty status per team (dutyMode, onDutyTime). User ids are needed to acknowledge/close/annotate alerts. GET /v3/users.
  • signl4_get_user One SIGNL4 user: name, e-mail, contact addresses, time zone and duty status per team. GET /v3/users/{userId}.
  • signl4_list_team_users List the users of the given teams (all accessible teams by default) with duty status. Teams that cannot be read are reported under `errors`. GET /v3/teams/users.
  • signl4_list_categories List the alert categories of a team (name, color, keywords used to auto-classify alerts). The category name can be passed to signl4_raise_alert. GET /v3/categories/{teamId}.
  • signl4_list_alerts Search SIGNL4 alerts (signls), newest first, with status, severity, category and history (created, acknowledged, closed). Filter by team, status, creation time, text or external id. Up to 100 per page; pass the returned continuation_token to get the next page. POST /v3/signls/paged (a read).
  • signl4_get_alert Full detail of one alert: title, text, severity, category, status and delivery status, history (who acknowledged/closed it and when), parameters, attachments and escalations with per-user delivery. GET /v3/signls/{signlId}/details.
  • signl4_get_alert_timeline The ordered timeline of an alert: creation, notifications, acknowledgements, annotations, escalations and remote actions. GET /v3/signls/{signlId}/timeline.
  • signl4_get_alert_report Alert volume and response statistics per team over several time periods: acknowledged, closed and unhandled counts, overall and per category (optionally for one user). Teams that cannot be read are reported under `errors`. GET /v3/signls/report.
  • signl4_raise_alert WRITE: raise a new alert in a SIGNL4 team. THIS NOTIFIES REAL PEOPLE: every team member currently on duty is paged (push, SMS and/or voice call according to their settings) and the alert escalates if nobody acknowledges it. Only use it when the user clearly asked to alert the team; never for tests u
  • signl4_acknowledge_alert WRITE: acknowledge an alert on behalf of a SIGNL4 user (recorded in its history under that user). Stops escalation to further tiers for that alert. POST /v3/signls/{signlId}/acknowledge.
  • signl4_close_alert WRITE: close (resolve) an alert on behalf of a SIGNL4 user; it leaves the open list and stops all further notifications. POST /v3/signls/{signlId}/close.
  • signl4_annotate_alert WRITE: add a text note to an alert's timeline on behalf of a SIGNL4 user. The note is visible to the team in the app. It does not page anyone by itself. POST /v3/signls/{signlId}/annotate.
  • signl4_list_duty_schedules Planned on-call duty schedules (who is on duty when): start/end, team, user, tier, stand-in and shift info. Filter by team, user and time window. POST /v3/schedules (a read).
  • signl4_get_duty_status Whether a user is currently on or off duty in each of their teams (dutyMode, onDutyTime, tier). GET /v3/users/{userId}/dutyStatus.
  • signl4_get_duty_summary Duty assistant info per team: whether it is enabled and the last two (or all) duty periods. GET /v3/duties/summary.
  • signl4_list_audit_logs Audit log of changes and events in the SIGNL4 subscription (who changed what, when). Filter by team, time window and message text; pass the returned continuation_token for the next page. GET /v3/audits.

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