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

Read-only probes

MCP server · Code & DevOps

CallHippo MCP by usefulapi

Read users, contacts and call logs; manage contacts and Do Not Call numbers in CallHippo.

Checks passed
14 / 22

0 failed · 8 not measured

Median response
130 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
15

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Outdated check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 130 ms.

  • Pass
    Valid handshake

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

  • Pass
    Lists tools

    tools/list returned 15 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 130 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 130 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

    44 of 49 parameters have a description (90%). 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 2026-11-10T23:35:26.863739Z, within 180 days.

  • Not measured
    Open-source licence

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

Start using CallHippo 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 callhippo-mcp-by-usefulapi https://callhippo.usefulapi.io/mcp

Capabilities

Tools 15

callhippo_add_contact

Create a contact with a phone number, first name, last name and email. Writes to the account; it creates a new record each time it runs. CallHippo API: POST /contact/add.

Discovered
callhippo_add_dnc_number

Add a phone number to the account's Do Not Call list, for incoming calls, outgoing calls, or both. Adding a number blocks calls to or from it. CallHippo API: POST /dnc/addnumber.

Discovered
callhippo_delete_contact

DELETES a contact from CallHippo. Permanent for the contact record. Call only when the user asked to delete this exact contact; confirm must be true. CallHippo API: DELETE /contact/{contactId}.

Discovered
callhippo_get_campaign

Get one power-dialer campaign by id, including its settings. CallHippo API: GET /campaign/{campaignId}.

Discovered
callhippo_get_user

Get one user's details by user id. CallHippo API: GET /user/details/{userid}.

Discovered
callhippo_list_call_logs

List call logs (the activity feed) for a date range, with an offset (skip) and a page size (limit). Optionally filter by CRM record id or call SID. Read only. CallHippo API: POST /activityfeed (the vendor takes this read as POST).

Discovered
callhippo_list_campaigns

List power-dialer campaigns, with pagination and an optional campaign type filter. CallHippo API: GET /campaign/list.

Discovered
callhippo_list_contacts

List the contacts that belong to one user, with pagination. Optionally only those updated since a date. CallHippo API: GET /contact/{userId}.

Discovered
callhippo_list_sms_logs

List SMS logs for a date range, with an offset (skip) and a page size (limit). Optionally filter by SMS id, sender or recipient. Read only. CallHippo API: POST /sms/logs (the vendor takes this read as POST).

Discovered
callhippo_list_teams

List the teams in the account, with pagination. CallHippo API: GET /team/list.

Discovered
callhippo_list_users

List the users (agents) in the CallHippo account, with their email, status and team. Good first call to find a user id. CallHippo API: GET /user/list.

Discovered
callhippo_make_call

PLACES A REAL PHONE CALL from an agent's number to a phone number, and can link the call to a CRM record. Costs money and rings a real phone. Call only when the user asked for this exact call; confirm must be true. CallHippo API: POST /call.

Discovered
callhippo_remove_dnc_number

Remove a phone number from the Do Not Call list, so calls to and from it are allowed again. Removing a number can break a customer's opt-out. Call only when the user asked for this exact number; confirm must be true. CallHippo API: POST /dnc/deletenumber.

Discovered
callhippo_set_campaign_status

START or STOP a power-dialer campaign. A started campaign places real calls to its contacts. Call only when the user asked for this exact change; confirm must be true. CallHippo API: PATCH /campaign/{campaignId}/{action}.

Discovered
callhippo_update_contact

Replace a contact's phone number, first name, last name and email. Send all four values, the current ones included. CallHippo API: PUT /contact/edit/{contactId}.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected130 ms15