MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

MCP server · Data access / search

Trengo MCP by usefulapi

Work tickets and messages, look up contacts and teams, pull reports, and reply, assign or close.

Checks passed
14 / 22

0 failed · 8 not measured

Median response
704 ms

Median of successful probes over 7 days

30-day uptime
Not measured

Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.

Discovered tools
24

Tool definitions returned by this server

Independent monitoring

Health & checks

Status history

Outdated check

Last connection measurement is over 24 hours old. Current availability is unknown.

Last checked
Check summary by test group
Test areaPassedFailedUnmeasured
ConnectionCan a client connect and discover tools?
500
Reliability & speedDoes it respond consistently and quickly?
004
Access & authenticationWhat is required to use this server?
102
Tool qualityAre the tool definitions usable by an agent?
400
Publisher identityCan the publisher be traced to its source?
402

Unmeasured means there is not enough evidence to decide. How these checks work

Inspect individual checks 22 recorded

Core

  • Pass
    Reachable

    Latest probe returned HTTP 200 in 704 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name trengo-mcp.

  • Pass
    Lists tools

    tools/list returned 24 tools.

  • Pass
    Current protocol

    Negotiated 2025-11-25. The bar is 2025-06-18 or newer.

  • Pass
    HTTPS

    The endpoint URL is https.

Performance

  • Not measured
    Fast (p50)

    Median latency 704 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 704 ms over 1 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    1 of 1 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Not measured
    Stable tool list

    Fewer than two successful probes in 30 days, so tool-list stability is not measured.

Access

  • Pass
    Open access

    tools/list succeeded with no credential, and the record declares none.

  • Not measured
    Standard auth

    Auth is not required, so the OAuth metadata check does not apply.

  • Not measured
    Free tier cited

    No publisher quote has been checked.

Tools

  • Pass
    Tools described

    Every tool description is at least 20 characters.

  • Pass
    Valid input schemas

    Every inputSchema is a JSON Schema object.

  • Pass
    Parameters documented

    87 of 87 parameters have a description (100%). The bar is 80%.

  • Pass
    Safety hints

    Every tool sets readOnlyHint or destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Pass
    Source repo linked

    A repository URL is on file.

  • Not measured
    Repo owner matches

    This namespace is not an io.github login, so the owner comparison does not apply.

  • Pass
    Recently updated

    Updated 2026-11-10T23:33:46.00241Z, within 180 days.

  • Not measured
    Open-source licence

    The GitHub licence lookup has not returned an OSI result yet.

Start using Trengo MCP by usefulapi

Connect to this server

Choose your client, copy the configuration, then enable the server in your client’s MCP settings.

Run this command in your terminal, then restart Claude Code.

Claude Code

claude mcp add --transport http trengo-mcp-by-usefulapi https://trengo.usefulapi.io/mcp

Capabilities

Tools 24

trengo_assign_ticket

Assign a ticket to a user or a team, with an optional assignment note. Reversible by reassigning. Trengo: POST /tickets/{ticket_id}/assign.

Discovered
trengo_close_ticket

Close a ticket, optionally applying a ticket result (see trengo_list_ticket_results). Reversible with trengo_reopen_ticket. Trengo: POST /tickets/{ticket_id}/close.

Discovered
trengo_create_board_card

Create a card (e.g. a deal or task) in a stage of a Trengo board. The board id is in the board's URL in Trengo. Trengo: POST /boards/{boardId}/cards.

Discovered
trengo_create_contact

Create a contact on a channel. The identifier is the contact's address on that channel: an email address for email channels, a phone number for WhatsApp/SMS/voice. Trengo: POST /channels/{channel_id}/contacts.

Discovered
trengo_create_ticket

Open a new ticket for an existing contact on a channel. Nothing is sent to the customer until you post a message with trengo_send_ticket_message. Trengo: POST /tickets.

Discovered
trengo_get_agent_performance

Per-agent performance over a period: messages sent, notes, tickets assigned and closed, average first response and resolution times (with and without business hours). Trengo: GET /reporting/agent_performance.

Discovered
trengo_get_contact

Fetch one contact with name, email, phone and custom field data, optionally with notes. Trengo: GET /contacts/{id}.

Discovered
trengo_get_email_message

Fetch the full email behind one message of a ticket: original HTML body, from, to, subject and Message-ID. The message must be an email message. Trengo: GET /tickets/{ticket_id}/full_email_messages/{message_id}.

Discovered
trengo_get_reporting_metrics

Aggregate support metrics over a period: new, created, assigned, closed and reopened tickets, average first response time and average total resolution time (seconds). Filter by team, channel, label or direction. Trengo: GET /reporting/metrics.

Discovered
trengo_get_ticket_details_report

Per-ticket reporting rows: status, assignee, labels, first reply, first resolution and total resolution times (with and without business hours). Filter by team, channel, label, direction, status and created/closed/assigned date ranges; sort by a timing metric. For large accounts page with start_after_ticket_id instead of page. Trengo: GET /reporting/details/ticket.

Discovered
trengo_list_contact_groups

List the contact groups in the account — use their ids with trengo_update_contact. Trengo: GET /contact_groups.

Discovered
trengo_list_contacts

List contacts, or search them by name, email or phone number. Trengo: GET /contacts.

Discovered
trengo_list_custom_fields

List the custom fields defined for tickets, contacts and profiles. Trengo: GET /custom_fields.

Discovered
trengo_list_labels

List the ticket labels (tags) in the account, for filtering tickets and reports. Trengo: GET /labels.

Discovered
trengo_list_quick_replies

List the saved quick replies (canned responses), optionally only the messaging or email ones — useful for drafting consistent answers. Trengo: GET /quick_replies.

Discovered
trengo_list_teams

List the teams in the account — use their ids to assign tickets to a team. Trengo: GET /teams.

Discovered
trengo_list_ticket_messages

List the messages of one ticket — inbound, outbound and internal notes — with the contact or agent behind each. Trengo: GET /tickets/{ticket_id}/messages.

Discovered
trengo_list_ticket_results

List the ticket results (closing outcomes, e.g. 'Resolved', 'Sale') that can be applied when closing a ticket. Trengo: GET /ticket_results.

Discovered
trengo_list_tickets

List tickets (conversations) visible to the token's user, newest activity first, with channel and latest message. Filter by status, contact, assignee, channel, label, last message direction or update time. Trengo: GET /tickets.

Discovered
trengo_list_users

List the agents (users) in the Trengo account — use their ids to assign tickets or filter. Trengo: GET /users.

Discovered
trengo_reopen_ticket

Reopen a closed ticket. Trengo: POST /tickets/{ticket_id}/reopen.

Discovered
trengo_send_ticket_message

Post a message on a ticket. With internal_note=true it is an internal note visible only to agents. OTHERWISE IT IS DELIVERED TO THE CUSTOMER on the ticket's channel (email, WhatsApp, chat...) and cannot be recalled — confirm the text first. Trengo: POST /tickets/{ticket_id}/messages.

Discovered
trengo_update_board_card

Partially update a board card: rename it, move it to another stage, or set its users (owners) and contacts (leads). user_ids / contact_ids replace the current sets. Trengo: PUT /boards/{boardId}/cards/{cardId}.

Discovered
trengo_update_contact

Rename a contact and/or set the contact groups it belongs to. contact_group_ids REPLACES the contact's groups. Trengo: PUT /contacts/{id}.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected704 ms24