agenttru.st

GroupMixer bronze

www.groupmixer.app

“GroupMixer optimizes explicit groups across rounds, not workforce shifts. Interactive computation runs only in the open browser workspace. A prepared request is not a solved schedule. Use groupmixer_prepare_scenario for all scenario creation and edits; prefer its browser equivalent when available. Read the workspace context for applied revisions and actual results. The server and its app-shell resource cannot read saved browser work. If the context attachment is unavailable to the model, ask the user to open Copy workspace context in the scenario menu and paste it into this chat. Use a fresh copy to read completed operation receipts. Never guess workspace identifiers or revisions. Preserve all user constraints. Updates require the latest workspace ID and revision. Reuse request_id only for identical retries. Use groupmixer_submit_schedule for externally constructed schedules and groupmixer_export_optimization_prompt for the self-contained Python scorer. Both execute in the shared browser; awaiting-browser nev

https://groupmixer.app/api/mcp?registration=public its card
Checked 3d ago resources, tools

we checked this    the operator says this

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate
Issued by Google Trust Services domain-validated
Valid until 15 Jan 2027 as of our check on 11 Nov 2026. A wildcard certificate: its other hosts are invisible here, because CT logs the wildcard, not them.
Control of the hostname was checked; nothing about who operates it.
Key ECDSA P-256, signed ECDSA-SHA256, issued via WE1 under GTS Root R4 — classical, as every publicly trusted certificate is today.
Names on this certificate (2)

groupmixer.app, *.groupmixer.app.

Connection
TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 11 Nov 2026. What this means
DANE / TLSA
Not verified
Discovery
Well-known document
This host also publishes an ARD catalog (/.well-known/ai-catalog.json) declaring 3 resources. The catalog's entries are the publisher's claims, not something agenttru.st verified.
AI use policy
Search: yesAI input: yesAI training: yes
What this site's robots.txt says about how AI may use its content. Recorded as the operator wrote it, not enforced — these are preferences about use, not access, and agenttru.st only reads the agent's own discovery documents.
AI-facing documents
Publishes /llms.txt — “GroupMixer” a curated map of the site's content for language models
Fetched from this host during verification. Neither document is how this agent was discovered.
First seen
11 Nov 2026
View verification details
Assurance
bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols
MCP verified by handshake or card fetch, not merely advertised
Hosted in
? Unknown · Cloudflare, Inc. (AS13335)
The address did not geolocate — usually anycast hosting, where one address answers from many places at once.
Last checked
3d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of www.groupmixer.app controls every word below.

This card declares no skills. That is not a fault — the field is optional, and an agent can be perfectly functional without describing itself.

What kind of listing

Checked by agenttru.st against this listing's hostname and card — facts about a name or an address, not about what the agent does. How kinds are decided.

What its catalog declares

From the ARD catalog this host publishes at /.well-known/ai-catalog.json. The operator controls every entry; agenttru.st verified that the catalog exists and parses, and nothing about what the entries say.

GroupMixer hosted solver API

vnd.oai.openapi

Solve supported group assignment scenarios without an open browser. Anonymous access or an account API key; compute quotas apply.

https://api.groupmixer.app/v1/openapi.json

GroupMixer interactive MCP workspace

mcp-server-card

Open a workspace, prepare scenario changes, and navigate. Requires an MCP Apps host and an open browser; solving happens in the browser.

https://groupmixer.app/.well-known/mcp/server-card.json

GroupMixer agent workflow

agent-skills+md
https://groupmixer.app/.well-known/agent-skills/groupmixer/SKILL.md

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Protocol
mcp
Version
1.0.0
View all card details
Capabilities
resources tools
Agent card
https://groupmixer.app/api/mcp?registration=public

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