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

Read-only probes

MCP server · File & docs

Arthur Online MCP by usefulapi

Read Arthur properties, units and tenancies; track maintenance and add tasks or notes.

Checks passed
13 / 22

1 failed · 8 not measured

Median response
293 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
20

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Outdated check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?
310
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 293 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name arthur-online-mcp.

  • Pass
    Lists tools

    tools/list returned 20 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 293 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 293 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.

  • Fail
    Parameters documented

    79 of 121 parameters have a description (65%). 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 2026-11-10T23:34:28.750005Z, within 180 days.

  • Not measured
    Open-source licence

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

Start using Arthur Online 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 arthur-online-mcp-by-usefulapi https://arthur-online.usefulapi.io/mcp

Capabilities

Tools 20

arthur_add_task_note

WRITE: add a note to an existing maintenance task when the user requests it. Confirm the intended task and note first. POST /v2/tasks/{task_id}/notes. This creates a note once; it is not a tenant message and is never retried automatically.

Discovered
arthur_create_unit_task

WRITE: create a maintenance task associated with a unit when the user requests it. Confirm the intended unit and task details first. POST /v2/units/{unit_id}/tasks. No files, tenant invitations or financial changes; creates once and is never retried automatically.

Discovered
arthur_get_certificate

Property and unit certificates, type, expiry date and status. GET /v2/certificates/{id}.

Discovered
arthur_get_invoice

Read contractor invoices, amounts, outstanding balances and payment status; never pays or changes an invoice. GET /v2/invoices/{id}.

Discovered
arthur_get_property

Properties, their addresses, type, owner and managing agent. GET /v2/properties/{id}.

Discovered
arthur_get_task

Maintenance tasks, status, descriptions, due dates, assigned managers and tags. GET /v2/tasks/{id}.

Discovered
arthur_get_tenancy

Tenancies, their status, dates, unit and rent details. GET /v2/tenancies/{id}.

Discovered
arthur_get_tenant

Tenant contact details and their linked tenancy; invitation codes are removed. GET /v2/tenants/{id}.

Discovered
arthur_get_transaction

Read financial transactions and rent charges, with payment status and dates; never posts money. GET /v2/transactions/{id}.

Discovered
arthur_get_unit

Units, vacancy, availability, unit type, market rent and location. GET /v2/units/{id}.

Discovered
arthur_get_workorder

Contractor work orders, status, title, costs, dates and linked maintenance task. GET /v2/workorders/{id}.

Discovered
arthur_list_certificates

Property and unit certificates, type, expiry date and status. GET /v2/certificates. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_invoices

Read contractor invoices, amounts, outstanding balances and payment status; never pays or changes an invoice. GET /v2/invoices. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_properties

Properties, their addresses, type, owner and managing agent. GET /v2/properties. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_tasks

Maintenance tasks, status, descriptions, due dates, assigned managers and tags. GET /v2/tasks. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_tenancies

Tenancies, their status, dates, unit and rent details. GET /v2/tenancies. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_tenants

Tenant contact details and their linked tenancy; invitation codes are removed. GET /v2/tenants. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_transactions

Read financial transactions and rent charges, with payment status and dates; never posts money. GET /v2/transactions. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_units

Units, vacancy, availability, unit type, market rent and location. GET /v2/units. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered
arthur_list_workorders

Contractor work orders, status, title, costs, dates and linked maintenance task. GET /v2/workorders. Returns data plus the vendor pagination; this is one page, not the whole portfolio.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected293 ms20