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

Read-only probes

MCP server · Code & DevOps

Stamped MCP by usefulapi

By usefulapi.io Verified namespace

Read Stamped Loyalty 2.0 customers, products, orders, rewards and activity.

WebsiteSource code
Connect to Stamped MCP by usefulapi
Checks passed
14 / 22

0 failed · 8 not measured

Median response
54 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
11

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Outdated check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 54 ms.

  • Pass
    Valid handshake

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

  • Pass
    Lists tools

    tools/list returned 11 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 54 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 54 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

    48 of 48 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 2026-11-10T23:34:33.756175Z, within 180 days.

  • Not measured
    Open-source licence

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

Start using Stamped 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 stamped-mcp-by-usefulapi https://stamped.usefulapi.io/mcp

Capabilities

Tools 11

stamped_get_customer

One customer record by Stamped customer id (customerId from stamped_list_customers). V3 API. GET /api/v3/merchant/shops/{shopId}/customers/{customerId}.

Discovered
stamped_get_order

One order by Stamped order id (orderId from stamped_list_orders). V3 API. GET /api/v3/merchant/shops/{shopId}/orders/{orderId}.

Discovered
stamped_get_product

One product by Stamped product id (productId from stamped_list_products). V3 API. GET /api/v3/merchant/shops/{shopId}/products/{productId}.

Discovered
stamped_list_customers

Filter and list customer records (email, name, tags, addresses, loyalty activity summary such as points and VIP tier). All filters are optional. V3 API: only for shops on the Stamped Loyalty 2.0 dashboard. GET /api/v3/merchant/shops/{shopId}/customers.

Discovered
stamped_list_loyalty_activities

Loyalty program report: the points ledger of activities (rule, points credited/debited, event, order id and order breakdown, customer id). Read-only audit view; no points are changed. V3 API (Loyalty 2.0). GET /api/v3/loyalty/shops/{shopId}/activities.

Discovered
stamped_list_loyalty_rewards

Loyalty program report: the rewards customers earned or redeemed (title, type, value, status, expiry, customer id, and the coupon code MASKED: only the last 4 characters are shown, codes shorter than 10 characters are fully hidden, and coupon_code_masked is true in the reply). Read-only audit view; nothing is redeemed or voided. V3 API (Loyalty 2.0). GET /api/v3/loyalty/shops/{shopId}/rewards.

Discovered
stamped_list_orders

List order records Stamped holds (customer id, currency, line items and cart states, discounts applied, dates). Paged; Stamped documents no filters for this list, use stamped_lookup_order for one order. V3 API. GET /api/v3/merchant/shops/{shopId}/orders.

Discovered
stamped_list_products

Filter and list the product catalog Stamped holds (title, vendor, type, handle, status, tags). All filters are optional. V3 API. GET /api/v3/merchant/shops/{shopId}/products.

Discovered
stamped_lookup_customer

Find one customer by email or by a platform id (give exactly one). V3 API. GET /api/v3/merchant/shops/{shopId}/customers/lookup.

Discovered
stamped_lookup_order

Find one order by a platform order id (give exactly one). V3 API. GET /api/v3/merchant/shops/{shopId}/orders/lookup.

Discovered
stamped_lookup_product

Find one product by a platform id (give exactly one). V3 API. GET /api/v3/merchant/shops/{shopId}/products/lookup.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected54 ms11

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