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Atlas entry

estimatemypaycheck.com

3 capabilities over MCP. First atlas observation.

Observed · passive: no tools called, no credentials sent · sha256:e146d6…86ba

Surfaces

ARD not foundA2A not foundMCP 2025-11-25 · 3 tools · resources not advertised · prompts not advertisedOpenAPI not detectedWebMCP not detected

Exact states and meaning
  • ARD
    absent

    Exact state: not found · No document retrieved

    The supported discovery location returned no matching document.

    Not found does not prove the service exposes no such interface elsewhere.

    Not observed / not fetched

  • A2A
    absent

    Exact state: not found · 0 skills

    The supported discovery location returned no matching document.

    Not found does not prove the service exposes no such interface elsewhere.

    Not observed / not fetched

  • MCP
    observed

    Exact state: valid · Revision 2025-11-25 · 3 tools · resources not advertised · prompts not advertised

    A usable protocol document was retrieved and validated.

    Directly observed

  • OpenAPI
    absent

    Exact state: not detected · 0 operations

    No endpoint was established from the evidence and scope that InterfaceDelta inspected.

    Not detected does not prove that no endpoint exists.

    Not observed / not fetched

  • WebMCP
    absent

    Exact state: not detected · 0 declarative form tools · experimental

    No named declarative WebMCP form tools were observed in the origin root HTML.

    Script-registered tools and other pages are not observed, so this does not mean the site has no WebMCP tools.

    Not observed / not fetched

Capabilities

3 · inventory complete

The atlas shows each capability by its plain identifier, inputs and declared sign-in. Publisher descriptions, paths, links and source evidence are not published here.

MCP tools 3

  • calculate_bonus_tax

    inputs bonus (required), filing_status, salary (required), state (required)

    AI Computes only, changes nothing 0.91

  • calculate_paycheck

    inputs filing_status, health_per_paycheck, hourly_rate, hours_per_week and 5 more

    AI Computes only, changes nothing 0.80

  • compare_states

    inputs filing_status, k401_percent, pay_frequency, salary (required)

Not observed in this Passport: A2A skills, MCP resources, MCP prompts, OpenAPI operations.

Declared and observed

3 tools declare hints; the AI readings agree with all 2 that have a reading.

A disagreement is not a finding about the service: either side can be wrong. How we compare declarations and readings.

Atlas history

1 observation

  • First observation

    3 capabilities · MCP 2025-11-25 · MCP endpoint valid

    Fingerprint and versions
    Fingerprint
    e146d68e8e078d5a187b16f64d7c2cb0b598bb950748ff6e68acb7a0f04a86ba
    Passport schema
    0.5.0, passport-semantic-v4
    Consistency
    MCP_PROMPTS_ADVERTISEMENT_LIST: not applicable · MCP_RESOURCES_ADVERTISEMENT_LIST: not applicable · MCP_TOOLS_ADVERTISEMENT_LIST: match · OPENAPI_MCP_EXPLICIT_MAPPING: not applicable

Each class compares an observation with the previous atlas observation. Runs of unchanged observations are grouped.

About this entry

  • com.estimatemypaycheck/paycheck
    Listed

    Official MCP Registry · first listed 2 Nov 2026 · last listed 2 Nov 2026

Passive observations of a public interface listed in the Official MCP Registry. An observation does not verify security, ownership or compliance, and InterfaceDelta assigns no scores or rankings. Methodology · Report an inaccuracy · Ask for removal

Identity and snapshot
Target key
sha256:9c17dbd798a7fbe8723fe4461e40c96e313bc34b926c648b07fef4f63a67614f
Locator SHA-256
2ebd8216ac038765e7928126934a8da312e96eb7beb40cead6e50beae4dd532b
Snapshot generated
3 Nov 2026, 21:26 UTC

The entry is one exact observed target, not a real-world service identity, and implies no ownership. Endpoint paths are not published; the locator hash lets an operator confirm their own URL.