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Search / tech.geosensor.atlas/absence-index

Atlas absence index

R0· no sign-in

Measured rates at which web services lack machine-readable capabilities. Research demonstrator.

v0.2.0 · active · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality60needs work
Trust83of 100
Uptime, 30 days99%
Latency p50875 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "absence-index": {
      "type": "http",
      "url": "https://atlas.geosensor.tech/mcp"
    }
  }
}
claude mcp add --transport http absence-index https://atlas.geosensor.tech/mcp
[mcp_servers.absence-index]
url = "https://atlas.geosensor.tech/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "absence-index": {
      "type": "remote",
      "url": "https://atlas.geosensor.tech/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "absence-index": {
      "type": "http",
      "url": "https://atlas.geosensor.tech/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=absence-index&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYXRsYXMuZ2Vvc2Vuc29yLnRlY2gvbWNwIn0%3D"
}
{
  "servers": {
    "absence-index": {
      "type": "http",
      "url": "https://atlas.geosensor.tech/mcp"
    }
  }
}
{
  "mcpServers": {
    "absence-index": {
      "httpUrl": "https://atlas.geosensor.tech/mcp"
    }
  }
}
extensions:
  "absence-index":
    enabled: true
    name: "absence-index"
    type: streamable_http
    uri: "https://atlas.geosensor.tech/mcp"
    timeout: 300

Quality 60 / 100needs work

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-06-18; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene64 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • warn
    tools.description_length1 tools have descriptions over 1,024 characters, which crowds the context
  • pass
    tools.schemasevery tool has an object input schema
  • fail
    tools.annotationsno tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: absence_rate (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); request_capability (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); adoption_curve (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …
  • pass
    tools.token_costabout 959 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability25 · weight 15
  • warn
    stability.changes6 tool changes in 30 days
  • fail
    stability.rug_pull1 tools kept their name but changed most of their description in 30 days; review before trusting them
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

5 tools, about 959 tokens to load them all · tool set 401cd499f5b1 · tools last changed 2026-10-20 · checked 2026-10-20 18:06 UTC

Tool changes

  • bulk_exportchangeddescription
    before

    Per-class numerators with Wilson intervals and the discarded-as-unknown share, Kaplan-Meier survival of directive adoption by cohort, directive lineage, declaration growth, and RFC 9728 auth-discovery conformance detail — none of it on the free surface — with an ed25519 attestation naming the chain head it was derived from. FREE SAMPLE, no credential: https://atlas.geosensor.tech/free/sample (names every section and shows two numerator cells in full). Price $0.01 or €0.01 via x402 v2, payable in USDC or EURC (scheme `exact`, network `eip155:84532`) — the `accepts` array carries both and the client chooses; EURC is a euro e-money token, so a euro payment reaches an EU bank with no FX step. needs a bearer credential AND a payment that is VERIFIED and then SETTLED before anything is returned. TESTNET only (Base Sepolia): settlement is on-chain but moves test USDC with no monetary value. OR SUBSCRIBE: €19/month for 2,000 calls. AN AGENT CAN BUY ONE ITSELF at https://atlas.geosensor.tech/paid/subscribe — x402 v2, 19000000 atomic units of USDC or EURC, and the response returns the key in its body and in the x-subscription-key header. Present that key in the x-subscription-key header afterwards and no per-call payment is needed. A human can be invoiced in euros instead, with no crypto at all.

    after · 84% of words in common

    Per-class numerators with Wilson intervals and the discarded-as-unknown share, Kaplan-Meier survival of directive adoption by cohort, directive lineage, declaration growth, and RFC 9728 auth-discovery conformance detail — none of it on the free surface — with an ed25519 attestation naming the chain head it was derived from. FREE SAMPLE, no credential: https://atlas.geosensor.tech/free/sample (names every section and shows two numerator cells in full). Price $0.02 or €0.02 via x402 v2, payable in USDC or EURC (scheme `exact`, network `eip155:84532`) — the `accepts` array carries both and the client chooses; EURC is a euro e-money token, so a euro payment reaches an EU bank with no FX step. needs a bearer credential AND a payment that is VERIFIED and then SETTLED before anything is returned. TESTNET only (Base Sepolia): settlement is on-chain but moves test USDC with no monetary value. OR SUBSCRIBE: €19/month for 2,000 calls. AN AGENT CAN BUY ONE ITSELF at https://atlas.geosensor.tech/paid/subscribe — x402 v2, 19000000 atomic units of USDC or EURC, and the response returns the key in its body and in the x-subscription-key header. Present that key in the x-subscription-key header afterwards and no per-call payment is needed. A human can be invoiced in euros instead, with no crypto at all. PAYING COSTS YOU NOTHING: this is a TEST network, the tokens are free from https://faucet.circle.com (Base Sepolia), and you need no ETH because the facilitator pays the gas. No third party has completed a payment yet; doing so is how you tell us this is worth having.

  • request_capabilityadded

    ASK US FOR WHAT IS NOT HERE. What would you like to buy? Tell us even if it is not in this inventory. This service is a measurement harness, not a fixed catalogue: if what you need is a machine-readable convention or a property of one across a host population, we can usually add it to the probe set and measure it for you — and if we cannot, we will say so plainly. Call the `request_capability` tool with `want` describing what you need. Free text is fine. A contact is optional and only used to reply. This tool is free, needs no credential and no payment. It is the one call we most want you to make.

  • bulk_exportchangeddescription
    before

    Per-class numerators with Wilson intervals and the discarded-as-unknown share, Kaplan-Meier survival of directive adoption by cohort, directive lineage, declaration growth, and RFC 9728 auth-discovery conformance detail — none of it on the free surface — with an ed25519 attestation naming the chain head it was derived from. FREE SAMPLE, no credential: https://atlas.geosensor.tech/free/sample (names every section and shows two numerator cells in full). Price $0.01 or €0.01 via x402 v2, payable in USDC or EURC (scheme `exact`, network `eip155:84532`) — the `accepts` array carries both and the client chooses; EURC is a euro e-money token, so a euro payment reaches an EU bank with no FX step. needs a bearer credential AND a payment that is VERIFIED and then SETTLED before anything is returned. TESTNET only (Base Sepolia): settlement is on-chain but moves test USDC with no monetary value. OR SUBSCRIBE: €19/month for 2,000 calls, invoiced in euros by bank transfer — no payment per call and no crypto at all. Present the key in the x-subscription-key header.

    after · 87% of words in common

    Per-class numerators with Wilson intervals and the discarded-as-unknown share, Kaplan-Meier survival of directive adoption by cohort, directive lineage, declaration growth, and RFC 9728 auth-discovery conformance detail — none of it on the free surface — with an ed25519 attestation naming the chain head it was derived from. FREE SAMPLE, no credential: https://atlas.geosensor.tech/free/sample (names every section and shows two numerator cells in full). Price $0.01 or €0.01 via x402 v2, payable in USDC or EURC (scheme `exact`, network `eip155:84532`) — the `accepts` array carries both and the client chooses; EURC is a euro e-money token, so a euro payment reaches an EU bank with no FX step. needs a bearer credential AND a payment that is VERIFIED and then SETTLED before anything is returned. TESTNET only (Base Sepolia): settlement is on-chain but moves test USDC with no monetary value. OR SUBSCRIBE: €19/month for 2,000 calls. AN AGENT CAN BUY ONE ITSELF at https://atlas.geosensor.tech/paid/subscribe — x402 v2, 19000000 atomic units of USDC or EURC, and the response returns the key in its body and in the x-subscription-key header. Present that key in the x-subscription-key header afterwards and no per-call payment is needed. A human can be invoiced in euros instead, with no crypto at all.

  • bulk_exportchangeddescriptionmeaning changed
    before

    Full signed record for a population. Requires a credential AND payment (TEST network; settles nothing).

    after · 6% of words in common

    Per-class numerators with Wilson intervals and the discarded-as-unknown share, Kaplan-Meier survival of directive adoption by cohort, directive lineage, declaration growth, and RFC 9728 auth-discovery conformance detail — none of it on the free surface — with an ed25519 attestation naming the chain head it was derived from. FREE SAMPLE, no credential: https://atlas.geosensor.tech/free/sample (names every section and shows two numerator cells in full). Price $0.01 or €0.01 via x402 v2, payable in USDC or EURC (scheme `exact`, network `eip155:84532`) — the `accepts` array carries both and the client chooses; EURC is a euro e-money token, so a euro payment reaches an EU bank with no FX step. needs a bearer credential AND a payment that is VERIFIED and then SETTLED before anything is returned. TESTNET only (Base Sepolia): settlement is on-chain but moves test USDC with no monetary value. OR SUBSCRIBE: €19/month for 2,000 calls, invoiced in euros by bank transfer — no payment per call and no crypto at all. Present the key in the x-subscription-key header.

  • adoption_curveadded

    Dated adoption series: share of sites whose robots.txt takes a stance on AI agents, by Common Crawl epoch, single vantage. Called with no arguments it returns the trend and the caveats, not the whole table. Pass `epoch` for one point, `series: true` for all of them, or `withheld: true` for the undersampled epochs that are kept out of the series. Caveats are always included — read them before quoting a number.

  • absence_ratechangeddescription
    before

    Measured absence rate per gap class for a population, with the denominator and sample provenance. Aggregate only.

    after · 55% of words in common

    Measured absence rate for a population, with the evaluated denominator and sample provenance. Pass `gap_class` (e.g. PH-C019) for one class; omit it for the whole table. Aggregate only: no per-host findings.

Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 83 / 100

no-repository
provenance55
liveness100
freshness100
hygiene80

+dns-namespace +website +reachable +uptime-99% +updated-21d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://atlas.geosensor.tech/mcp streamable-httpnoneyes99%875 ms2025-06-182026-10-20

Tools (5)

absence_rateMeasured absence rate for a population, with the evaluated denominator and sample provenance. Pass `gap_class` (e.g. PH-C019) for one class; omit it for the whole table. Aggregate only: no per-host findings.
adoption_curveDated adoption series: share of sites whose robots.txt takes a stance on AI agents, by Common Crawl epoch, single vantage. Called with no arguments it returns the trend and the caveats, not the whole table. Pass `epoch` for one point, `series: true` for all of them, or `withheld: true` for the undersampled epochs that are kept out of the series. Caveats are always included — read them before quoting a number.
bulk_exportPer-class numerators with Wilson intervals and the discarded-as-unknown share, Kaplan-Meier survival of directive adoption by cohort, directive lineage, declaration growth, and RFC 9728 auth-discovery conformance detail — none of it on the free surface — with an ed25519 attestation naming the chain head it was derived from. FREE SAMPLE, no credential: https://atlas.geosensor.tech/free/sample (names every section and shows two numerator cells in full). Price $0.02 or €0.02 via x402 v2, payable in USDC or EURC (scheme `exact`, network `eip155:84532`) — the `accepts` array carries both and the client chooses; EURC is a euro e-money token, so a euro payment reaches an EU bank with no FX step. needs a bearer credential AND a payment that is VERIFIED and then SETTLED before anything is returned. TESTNET only (Base Sepolia): settlement is on-chain but moves test USDC with no monetary value. OR SUBSCRIBE: €19/month for 2,000 calls. AN AGENT CAN BUY ONE ITSELF at https://atlas.geosensor.tech/paid/subscribe — x402 v2, 19000000 atomic units of USDC or EURC, and the response returns the key in its body and in the x-subscription-key header. Present that key in the x-subscription-key header afterwards and no per-call payment is needed. A human can be invoiced in euros instead, with no crypto at all. PAYING COSTS YOU NOTHING: this is a TEST network, the tokens are free from https://faucet.circle.com (Base Sepolia), and you need no ETH because the facilitator pays the gas. No third party has completed a payment yet; doing so is how you tell us this is worth having.
host_reportPer-host findings. Requires a bearer credential.
request_capabilityASK US FOR WHAT IS NOT HERE. What would you like to buy? Tell us even if it is not in this inventory. This service is a measurement harness, not a fixed catalogue: if what you need is a machine-readable convention or a property of one across a host population, we can usually add it to the probe set and measure it for you — and if we cannot, we will say so plainly. Call the `request_capability` tool with `want` describing what you need. Free text is fine. A contact is optional and only used to reply. This tool is free, needs no credential and no payment. It is the one call we most want you to make.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "tech.geosensor.atlas/absence-index",
  "title": "Atlas absence index",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://atlas.geosensor.tech/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.2.0",
  "websiteUrl": "https://atlas.geosensor.tech/",
  "description": "Measured rates at which web services lack machine-readable capabilities. Research demonstrator."
}