The operational layer, at a glance.
Domain 4 sets the shape of the runtime every social pattern stands on — memory, tools, runtime, governance, observability.
/ to focus · Esc to clear · try “saga”, “DAG”, “gate”
5 subdomains · 34 patterns
CON
Conversational
rolling chat history
EPI
Episodic
past-events store
SEM
Semantic / Vector
vector index of facts
WRK
Working / Scratchpad
per-task scratchpad
VIR
Virtual Context
REC
Recorder
log every step
SKB
Skill Build
compile experience into skill
TLR
Tool Registry
catalog of callable tools
MCP
MCP
model context protocol
A2A
A2A
agent-to-agent protocol
FNC
Function Calling
schema'd tool calls
ADA
Adapter
wrap an external service
CAP
Capability Routing
route by capability
PER
Permission-scoped
tools scoped to roles
ARG
Agentic RAG
agent decides when to retrieve
CHK
Checkpointing
persistent state snapshots
WDG
Workflow DAG
declared step graph
ACT
Actor Model
isolated mailbox processes
EVC
Event Choreography
subscribe, then publish
SAG
Saga / Compensation
step, then rollback
PSM
Pub/Sub Mesh
publish-subscribe bus
HIT
HITL Gate
human-in-the-loop checkpoint
SBX
Sandbox
isolated runtime
AUD
Audit Trail
tamper-evident log
OUT
Output Validation
schema-check responses
LPV
Least Privilege
minimum capability granted
CTL
Controller
drift monitor + gate
INT
Integrator
merge + validate inputs
MMG
Multimodal Guardrails
image / audio safety
STA
Statistical Guardrails