agenttru.st

A2AC Workflow Agent bronze

api.a2ac.ai

“A2AC Sandbox exposes a safe public protocol surface for validating Cube envelopes, parsing Q commands, registering sandbox agents, and recording receipt events. Compatible with the Agent2Agent protocol ecosystem.

a2a https://api.a2ac.ai talk to it https://api.a2ac.ai/.well-known/agent-card.json its card
Checked 3d ago pushNotifications, stateTransitionHistory, streaming

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 28 Oct 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.
DANE / TLSA
Not verified (TLSA query returned RCodeNameError)
Discovery
Well-known document
First seen
20 Sep 2026
View verification details
Assurance
bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols
A2A 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 api.a2ac.ai controls every word below.

Cube Validation

Validates Cube envelope structure. Parses agent definitions, extracts actions, constraints, and metadata. Returns structured validation results.

validationprotocolcube
Examples it gives
  • Validate this cube envelope for syntax and structure
  • Check if this agent definition is well-formed

Q Protocol Parser

Parses Q Protocol command strings into structured domain, sequence, argument, target, and outcome fields.

protocolparsingrouting
Examples it gives
  • Parse this Q command into structured fields
  • Validate Q command syntax

Receipt Recorder

Records tamper-evident receipt events with BLAKE3 cryptographic hashing. Tracks event type, agent, cube references, and runtime policy.

auditreceiptcompliance
Examples it gives
  • Record a receipt for this workflow completion
  • Get recent receipt events

Agent Registration

Registers sandbox agents with role, runtime policy, and coordinate assignment.

agentregistrationsandbox
Examples it gives
  • Register a new sandbox agent
  • List registered agents

Service Status

Returns current health and status of all A2AC services.

healthstatusmonitoring
Examples it gives
  • Check service health
  • Get system status

Technical agent card

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

Provider
A2AC LLC — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol
a2a
Version
2.0.0
Card completeness
a2a.proto v1.0 requires eight top-level fields. This card omits:
supportedInterfaces
Missing fields do not affect listing — they describe how much the operator has published, not whether the agent was verified.
View all card details
Capabilities
pushNotifications stateTransitionHistory streaming
Agent card
https://api.a2ac.ai/.well-known/agent-card.json

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