This release is a pre-release and may not be stable for production use.
agent-did-semantic-kernel
Integracion funcional de Agent-DID para Semantic Kernel con foco en Python.
Esta variante reutiliza el SDK Python real de Agent-DID para snapshot de identidad, resolucion, verificacion, firma opt-in, contexto de sesion, hooks tipo middleware, observabilidad estructurada y un adaptador especializado a OpenTelemetry sin exponer secretos al runtime visible por el modelo.
Estado
- Estado actual:
functional - Roadmap: F2-04
- Lenguaje objetivo: Python
- Dependencia previa resuelta: SDK Python de Agent-DID
- Implementacion: funcional para tools base, contexto de identidad, middleware ligero, observabilidad saneada y validacion avanzada contra host real
El paquete ya expone una factory publica, tools reutilizables, helpers para contexto y middleware, observabilidad vendor-neutral, un camino especializado con OpenTelemetry y defaults seguros. Las operaciones sensibles siguen siendo opt-in: firma HTTP, firma arbitraria, rotacion de claves e historial documental no se habilitan por defecto.
Con el estado actual, la claim correcta para F2-04 ya no es solo "paridad funcional base": el paquete tiene paridad operativa completa con LangChain Python dentro del alcance gobernado por este repositorio para runtime, observabilidad y recipes operativas.
Hallazgos tecnicos confirmados
Segun la documentacion oficial y el runtime validado en CI, Semantic Kernel expone al menos estas superficies utiles para Agent-DID:
Kernelcomo host principal para plugins y funciones.KernelPluginykernel_function(...)para registrar tools Agent-DID con schemas compatibles.Kernel.invoke(...)para ejecutar tools a traves del runtime real sin requerir una corrida LLM completa.ChatCompletionAgentcomo host agentico validado en la recipe operativa y el smoke test.- composicion Python-first sin obligar una dependencia runtime en la instalacion por defecto.
Decision de lenguaje
La decision implementada para F2-04 es:
- Implementacion en Python.
- Dependencia explicita del SDK Python existente de Agent-DID.
- Sin compromiso de implementacion JS en esta fase.
Objetivo
Integrar Agent-DID como capa de identidad verificable para agentes ejecutados sobre Semantic Kernel, de forma equivalente a lo ya disponible para LangChain:
- inyectar DID, controlador, capacidades y clave activa en el contexto operativo del agente,
- exponer herramientas para inspeccionar identidad, verificar firmas y resolver documentos,
- habilitar firma de payloads o solicitudes HTTP solo mediante opt-in,
- mantener la clave privada fuera del contexto visible para el modelo.
Uso rapido
from agent_did_semantic_kernel import create_agent_did_semantic_kernel_integration
from agent_did_sdk import AgentIdentity, AgentIdentityConfig, CreateAgentParams
identity = AgentIdentity(AgentIdentityConfig(signer_address="0x1234567890123456789012345678901234567890"))
runtime_identity = await identity.create(
CreateAgentParams(
name="semantic_kernel_assistant",
core_model="gpt-4.1-mini",
system_prompt="Eres un agente verificable y trazable.",
capabilities=["identity:resolve", "signature:verify"],
)
)
integration = create_agent_did_semantic_kernel_integration(
agent_identity=identity,
runtime_identity=runtime_identity,
expose={"sign_http": True, "document_history": True},
)
agent_kwargs = integration.create_agent_kwargs("Usa herramientas Agent-DID cuando aporten evidencia.")
context_middleware = integration.create_context_middleware()
session_context = context_middleware({"session_id": "demo"})
El bundle devuelto incluye:
tools: wrappers ligeros coninvoke(...)yainvoke(...)get_current_identity()yget_current_document()compose_instructions(...)create_agent_kwargs(...)para entregartools,instructionsycontextcreate_session_context(...)para inyectar identidad Agent-DID en session statecreate_context_middleware(...)para hooks ligeros de enriquecimiento de contextocreate_semantic_kernel_plugin(...)para registrar las tools en un runtime real desemantic-kernel
La API publica tambien exporta el alias conceptual createAgentDidSemanticKernelIntegration(...) para mantener continuidad con los artefactos de diseno, aunque la superficie Python-first recomendada es create_agent_did_semantic_kernel_integration(...).
Runtime real con semantic-kernel
La integracion sigue siendo liviana por defecto, pero ahora expone un extra opcional runtime para validar y usar un runtime real de Semantic Kernel mediante semantic-kernel.
python -m pip install -e ".[runtime]"
Ejemplo minimo de registro sobre el runtime real:
from semantic_kernel.agents.chat_completion.chat_completion_agent import ChatCompletionAgent
from semantic_kernel.kernel import Kernel
plugin = integration.create_semantic_kernel_plugin(plugin_name="agent_did")
kernel = Kernel()
kernel.add_plugin(plugin)
agent = ChatCompletionAgent(
name="Verifier",
instructions=integration.compose_instructions("Usa Agent-DID cuando necesites evidencia verificable."),
kernel=kernel,
plugins=[plugin],
)
identity_result = await kernel.invoke(
function_name="agent_did_get_current_identity",
plugin_name="agent_did",
)
Ese path no fuerza ejecucion LLM en CI. La validacion de paridad ahora cubre tres cosas mas utiles para esta fase:
- que
semantic-kernelacepte el plugin generado por la integracion - que una secuencia multi-tool real pueda invocarse a traves del runtime
- que el contexto inyectado y la identidad activa sigan consistentes a traves de rotacion de claves, verificacion y consulta de historial
Recetas operativas
Receta 1: runtime real con observabilidad compuesta
Use esta receta cuando quiera validar en local tres cosas a la vez sin depender de una corrida LLM completa:
- registro real del plugin en
semantic-kernel - invocacion de una tool Agent-DID desde
Kernel.invoke(...) - fan-out de observabilidad a memoria y logging JSON saneado
Ejecute:
cd integrations/semantic-kernel
python -m pip install -e .[dev]
python -m pip install -e .[runtime]
python examples/agent_did_semantic_kernel_operational_recipe_example.py
La recipe:
- crea una identidad efimera con
InMemoryAgentRegistry - compone
events.appendconcreate_json_logger_event_handler(...) - registra el plugin Agent-DID en
Kernel - instancia
ChatCompletionAgentsin requerir ejecucion de modelo - invoca
agent_did_sign_payloadpara demostrar compatibilidad de runtime y redaccion de observabilidad
Artefacto runnable asociado:
examples/agent_did_semantic_kernel_operational_recipe_example.py
Receta 2: observabilidad compuesta con OpenTelemetry
Use esta receta cuando quiera proyectar los eventos Agent-DID a tres sinks a la vez sin cambiar la factory publica:
- memoria local para debugging rapido
- logging JSON saneado
- spans OpenTelemetry con mapping deterministico y redaccion preservada
Ejecute:
cd integrations/semantic-kernel
python -m pip install -e .[dev]
python examples/agent_did_semantic_kernel_composed_observability_example.py
La recipe:
- crea un
TracerProviderlocal conInMemorySpanExporter - compone callback local, JSON logging y
create_opentelemetry_event_handler(...) - invoca varias tools para demostrar que la redaccion se conserva en los tres sinks
- imprime spans terminados con atributos saneados para inspeccion local
Artefacto runnable asociado:
examples/agent_did_semantic_kernel_composed_observability_example.py
Receta 3: recipe operativa de produccion sin corrida LLM obligatoria
Use esta receta cuando quiera validar una secuencia mas cercana a operacion real sin depender de un modelo externo:
- contexto inicial de sesion
- firma de payload
- verificacion criptografica
- rotacion de clave activa
- historial documental
- firma HTTP opt-in
- observabilidad compuesta con OpenTelemetry y JSON logging
Ejecute:
cd integrations/semantic-kernel
python -m pip install -e .[runtime,observability]
set RUN_SEMANTIC_KERNEL_PRODUCTION_EXAMPLE=1
python examples/agent_did_semantic_kernel_production_recipe_example.py
Artefacto runnable asociado:
examples/agent_did_semantic_kernel_production_recipe_example.py
Observabilidad
La factory publica acepta instrumentacion opcional sin acoplar el paquete a un backend especifico:
import logging
from agent_did_semantic_kernel import create_agent_did_semantic_kernel_integration
from agent_did_semantic_kernel.observability import compose_event_handlers, create_json_logger_event_handler
logger = logging.getLogger("agent_did_semantic_kernel")
events = []
integration = create_agent_did_semantic_kernel_integration(
agent_identity=agent_identity,
runtime_identity=runtime_identity,
expose={"sign_http": True, "sign_payload": True},
observability_handler=compose_event_handlers(
events.append,
create_json_logger_event_handler(logger, extra_fields={"service": "agent-gateway"}),
),
)
Eventos emitidos:
agent_did.identity_snapshot.refreshedagent_did.tool.startedagent_did.tool.succeededagent_did.tool.failedagent_did.context.createdagent_did.middleware.context_injected
Si necesita una capa mas especializada que el callback o el logger JSON base, el paquete tambien expone un camino OpenTelemetry opt-in:
create_opentelemetry_tracer(...): obtiene un tracer compatible con la instalacion activa.create_opentelemetry_event_handler(tracer, ...): proyecta eventos Agent-DID a spans OpenTelemetry saneados, incluyendo lifecycle de tools y eventos genericos.
Ejemplo minimo:
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.sdk.trace.export import SimpleSpanProcessor
from opentelemetry.sdk.trace.export.in_memory_span_exporter import InMemorySpanExporter
from agent_did_semantic_kernel.observability import (
compose_event_handlers,
create_json_logger_event_handler,
create_opentelemetry_event_handler,
create_opentelemetry_tracer,
)
provider = TracerProvider()
exporter = InMemorySpanExporter()
provider.add_span_processor(SimpleSpanProcessor(exporter))
tracer = create_opentelemetry_tracer(tracer_provider=provider)
observability_handler = compose_event_handlers(
local_events.append,
create_json_logger_event_handler(logger, extra_fields={"sink": "json"}),
create_opentelemetry_event_handler(tracer, extra_fields={"sink": "otel"}),
)
Este adaptador especializado:
- conserva redaccion de
payload,body,signaturey URLs sensibles - mantiene mapping estable para
agent_did.tool.started,agent_did.tool.succeededyagent_did.tool.failed - permite exportar spans a collectors reales o validarlos localmente con
InMemorySpanExporter
Defaults seguros
current_identity,resolve_didyverify_signaturesquedan habilitados por defecto.sign_http,sign_payload,rotate_keysydocument_historypermanecen deshabilitados por defecto.sign_httprechaza esquemas no HTTP(S), credenciales embebidas y targets privados o loopback salvo opt-in explicito conallow_private_network_targets=True.- El contexto de sesion y middleware nunca inyectan
agent_private_keyni firma cruda. - La observabilidad redacta
payload,body,signature,private_key,tokeny headers sensibles por defecto.
Validacion local
cd sdk-python
python -m pip install -e .[dev]
cd ../integrations/semantic-kernel
python -m pip install -e .[dev]
python -m ruff check src/ tests/ examples/
python -m mypy src/
python -m pytest tests/ -q
python -m pip install -e .[runtime,observability]
python -m pytest tests/test_runtime_smoke.py -q
python -m build
La ruta anterior valida tanto la suite base como la cobertura avanzada de runtime real y la capa especializada de observabilidad.
Gobernanza de implementacion
- Checklist de implementacion: ../../docs/F2-04-Semantic-Kernel-Implementation-Checklist.md
- Checklist de review recurrente: ../../docs/F2-04-Semantic-Kernel-Integration-Review-Checklist.md
- Matriz de paridad: ../../docs/F2-04-Semantic-Kernel-Parity-Matrix.md
- Evaluacion de brecha de madurez: ../../docs/F2-04-Semantic-Kernel-Maturity-Gap-Assessment.md
Referencias
- Implementacion de referencia actual: ../langchain/README.md
- Documento de diseno: ../../docs/F2-04-Semantic-Kernel-Integration-Design.md
- Documentacion oficial: https://github.com/microsoft/semantic-kernel
Metadata
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