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

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MCP server · Automation & workflows

NAIF Gravity Diagnostic — Free MCP/API/Webhook Triage

By naifgravity.com Verified namespace

Free MCP, API auth, webhook and schema diagnostics with bounded checks and safe quote routing.

WebsiteSource code
Connect to NAIF Gravity Diagnostic — Free MCP/API/Webhook Triage
Checks passed
14 / 22

1 failed · 7 not measured

Median response
2268 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
4

Tool definitions returned by this server

Independent monitoring

Health & checks

Status history

Responded

The server completed its last measured handshake. This is an observation, not a guarantee.

Last checked
Check summary by test group
Test areaPassedFailedUnmeasured
ConnectionCan a client connect and discover tools?
500
Reliability & speedDoes it respond consistently and quickly?
103
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 3387 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name naif-gravity-diagnostic.

  • Pass
    Lists tools

    tools/list returned 4 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 2268 ms over 2 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 3275 ms over 2 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    2 of 2 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Pass
    Stable tool list

    No tool was removed and no required parameter was added in the last 30 days.

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

    1 of 21 parameters have a description (5%). 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 2026-10-06T00:09:40.577574Z, within 180 days.

  • Not measured
    Open-source licence

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

Start using NAIF Gravity Diagnostic — Free MCP/API/Webhook Triage

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 naif-gravity-diagnostic-free-mcp-api-webhook-triage https://naifgravity.com/mcp/diagnostic

Capabilities

Tools 4

diagnose_api_auth_401

Diagnose a sanitized HTTP 401 authentication failure without accepting credentials or contacting the target endpoint.

Discovered
diagnose_json_schema_failure

Diagnose a bounded JSON Schema or MCP input-schema type mismatch using only sanitized paths and types; no raw payload is required.

Discovered
diagnose_mcp_failure

Diagnose sanitized MCP initialize, discovery, transport, capability and tool-schema failures. Returns bounded free checks and never performs a repair or payment.

Discovered
diagnose_webhook_signature

Diagnose a sanitized webhook signature/delivery failure without accepting the raw payload, signature value or signing secret.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected3387 ms4
Connected1149 ms4

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