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 · Payments & trading

x402 Cartographer

By finder.marknetic.co.uk Verified namespace

Ranks x402 endpoints and Apify actors; real yield of Base LP pools. Pay per call via x402.

WebsiteFinance & payments
Connect to x402 Cartographer
Checks passed
11 / 22

3 failed · 8 not measured

Median response
105 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
7

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Outdated check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?
220
Publisher identityCan the publisher be traced to its source?
312

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 105 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name x402 Cartographer.

  • Pass
    Lists tools

    tools/list returned 7 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 105 ms over 1 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 105 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

    13 of 20 parameters have a description (65%). The bar is 80%.

  • Fail
    Safety hints

    7 tools set neither readOnlyHint nor destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Fail
    Source repo linked

    No 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 2026-11-03T10:57:14.842896Z, within 180 days.

  • Not measured
    Open-source licence

    No GitHub repository to ask about a licence.

Start using x402 Cartographer

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 x402-cartographer https://finder.marknetic.co.uk/mcp

Capabilities

Tools 7

cartographer_status

Free: price, network and data freshness of this server's paid tools.

Discovered
find_apify_actors

Picks Apify Store actors for a scraping or automation task such as 'instagram posts' or 'google maps places'. Returns up to 10 actors ranked by text match, 30-day users and run success rate, with per-event price and an x402 run URL. Not charged when nothing matches.

Discovered
find_x402_endpoints

Ranks live x402 endpoints for a task such as 'web search', 'token price' or 'pdf to text'. Returns up to 10 endpoints ranked by text match, 7-day liveness probes and on-chain USDC payers with farmed wallets removed. Not charged when nothing matches.

Discovered
lp_real_yield_pool

Real-yield card for one Base concentrated-liquidity pool address: headline fee APR, LVR, net yield at a reference range, fee-to-LVR ratio with a confidence interval, and volatility. Not charged for unknown pools.

Discovered
lp_real_yield_pools

Real yield of Base Uniswap v3, Aerodrome and Aero concentrated-liquidity pools: fee APR against LVR (loss-versus-rebalancing), with staking rewards and rebalancing costs, measured from on-chain swaps. Shows where a headline APR is lost to arbitrage. Not charged when nothing matches.

Discovered
x402_endpoint_card

Trust card for one x402 endpoint URL: 7-day uptime from our probes, latency, last success, price, and the seller's on-chain USDC payers over 30 days, with farmed wallets removed. Not charged for unknown URLs.

Discovered
x402_seller_check

Demand check for one Base x402 seller by payTo address, endpoint URL or host: on-chain USDC payers over up to 30 days, how many remain after removing small-funded wallets and market scanners, repeat buyers, USDC received, and how much depends on one wallet. Not charged for unknown or unmeasured sellers.

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected105 ms7

Related servers

All alternatives

Same function and industry, ranked by checks passed then median latency.

Explore alternatives to x402 Cartographer