Atlas entry

`mooi.fyi`

18 capabilities over MCP. First atlas observation.

Observed 3 Nov 2026, 23:02 UTC · passive: no tools called, no credentials sent · sha256:928301…61ed

Capability facts

As observed from outside, at the time below

Observed: 3 Nov 2026, 23:02 UTC
Signed: 4 Nov 2026, 00:43 UTC

Protocols: MCP
Tools: 18
Declared sign-in: None declared

Effects counted AI readings, beta

Moves money: 0
Deletes or cancels records: 0
Sends messages to people: 0
Changes permissions: 0
Runs code: 0
Asks a person: 0

18 tools examined; 0 counted above a measured threshold.

Declared vs read disagreements

Declared read-only, read as writing: 0
Declared destructive, read as not writing: 0
Declared non-destructive, read as deleting: 0
Declared closed-world, read as reaching out: 0

Change since previous: First observation
Label status: Current

Surfaces

5 protocols checked

ARD	Not found	No document retrieved
A2A	Not found	0 skills
MCP	Valid	2025-11-25 · 18 tools · resources not advertised · prompts not advertised
OpenAPI	Not detected	0 operations
WebMCP	Not detected	0 declarative form tools · experimental

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 · 18 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

18 · inventory complete

Summary of the AI readings · beta

The service lists 18 capabilities, and 9 have AI readings.

6 capabilities are read as changing records, including vote, decide_question and update_event.

create_event is read as creating records.

get_event and get_changes are read as read-only.

Rows named: vote · decide_question · update_event · create_event · get_event · get_changes

Written by code from the AI readings on this page: it groups them and says nothing they do not.

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 18

acknowledge_changes
inputs agent, eventId (required), participantId (required), requestId (required) and 1 more
AI Changes records 0.80
add_comment
inputs agent, body (required), eventId (required), participantId (required) and 2 more
add_poll_option
inputs agent, eventId (required), label (required), participantId (required) and 2 more
ask_question
inputs agent, eventId (required), kind, options and 4 more
create_event
inputs agent, description, email (required), emailAccess and 4 more
AI Creates records 0.84
decide_question
inputs agent, decision, eventId (required), participantId (required) and 3 more
AI Changes records 0.80
get_changes
inputs eventId (required), sinceVersion
AI Reads only 0.90
get_channel_update
inputs channel (required), eventId (required), sinceVersion
get_event
inputs eventId (required)
AI Reads only 0.90
join_event
inputs agent, email (required), emailAccess, eventId (required) and 2 more
propose_date
inputs agent, end (required), eventId (required), label and 3 more
record_channel_update
inputs agent, channel (required), eventId (required), participantId (required) and 2 more
remove_date
inputs agent, dateId (required), eventId (required), participantId (required) and 1 more
set_availability
inputs agent, eventId (required), participantId (required), requestId (required) and 1 more
set_channels
inputs agent, channels (required), eventId (required), participantId (required) and 1 more
AI Changes records 0.80
update_event
inputs agent, confirmedDateId, description, eventId (required) and 6 more
AI Changes records 0.80
update_participant
inputs agent, emailAccess, eventId (required), name and 3 more
AI Changes records 0.84
vote
inputs agent, eventId (required), optionIds (required), participantId (required) and 2 more
AI Changes records 0.80

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

Declared and observed

18 tools declare hints; the AI readings agree with all 9 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

3 Nov 2026, 23:02 UTC18 capabilities · MCP 2025-11-25 · MCP endpoint validFirst observation
Fingerprint and versions
Fingerprint
9283012964a87eca5d9c9aa4f0d0e93b428fb6010549ca7035ecd4d28dea61ed
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. Struck values are what the previous observation recorded; inserted values are what this one recorded.

About this entry

fyi.mooi/mooi
Listed
Official MCP Registry · first listed 3 Nov 2026 · last listed 3 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: sha256:623653f278a5455924ebe780c21d80b1dbb2276e2b5cf0a18d4bbeebb58eaa68
Locator SHA-256: 9b47b25979514061df6cfaccd2d14267c7a57781e6fcdf106787604782b71363
Snapshot generated: 4 Nov 2026, 00:59 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.