Construir un agente LLM persistente
Guía paso a paso para construir un agente LLM que recuerda entre sesiones usando Synapse.
Resumen
Esta guía le lleva a construir un agente LLM que persiste contexto entre sesiones usando Synapse. Al final, su agente podrá:
- Recuperar contexto pasado al inicio de la sesión
- Almacenar nuevos aprendizajes a medida que ocurren
- Hacer seguimiento de tareas multi-paso entre sesiones
- Comunicarse con humanos vía chat asíncrono
Arquitectura
┌──────────────┐ recall/store ┌──────────┐
│ LLM Agent │ ◀──────────────▶ │ Synapse │
│ (your code) │ │ API │
└──────────────┘ └──────────┘
│
│ poll/reply
▼
┌──────────────┐
│ Human │ (browser or chat UI)
└──────────────┘Paso 1: Configurar el Mind Key
# Register and get JWT
JWT=$(curl -s -X POST https://synapse.schaefer.zone/register \
-H "Content-Type: application/json" \
-d '{"email":"agent@example.com","password":"secret"}' | jq -r .jwt)
# Create mind and get Mind Key
MIND_KEY=$(curl -s -X POST https://synapse.schaefer.zone/minds \
-H "Authorization: Bearer $JWT" \
-H "Content-Type: application/json" \
-d '{"name":"persistent-agent","description":"My persistent agent"}' | jq -r .mind_key)
echo "Save this: $MIND_KEY"Paso 2: Protocolo de inicio de sesión
Al inicio de cada sesión, recupere todas las memorias:
import os
import requests
MIND_KEY = os.environ["SYNAPSE_MIND_KEY"]
URL = "https://synapse.schaefer.zone"
def session_start():
"""Call this at the start of every session."""
# 1. Recall all memories
r = requests.get(
f"{URL}/memory/recall",
headers={"Authorization": f"Bearer {MIND_KEY}"}
)
memories = r.text # plain text summary
# 2. Check for unread chat messages
r = requests.get(
f"{URL}/chat/poll",
headers={"Authorization": f"Bearer {MIND_KEY}"}
)
messages = r.json().get("messages", [])
# 3. Check in-progress tasks
r = requests.get(
f"{URL}/mind/tasks?status=in_progress",
headers={"Authorization": f"Bearer {MIND_KEY}"}
)
tasks = r.json().get("tasks", [])
return {
"memories": memories,
"unread_messages": messages,
"active_tasks": tasks,
}
context = session_start()
# Build system prompt with this contextPaso 3: Almacenar nuevos aprendizajes
Siempre que el agente aprenda algo que valga la pena recordar:
def remember(category, key, content, tags=None, priority="normal"):
"""Store a memory."""
requests.post(
f"{URL}/memory",
headers={
"Authorization": f"Bearer {MIND_KEY}",
"Content-Type": "application/json",
},
json={
"category": category,
"key": key,
"content": content,
"tags": tags or [],
"priority": priority,
}
)
# Examples
remember("identity", "user_name", "User is Michael Schäfer",
tags=["person"], priority="critical")
remember("preference", "communication_style",
"User prefers concise technical responses",
tags=["communication"])
remember("project", "current_project",
"Building Synapse v1.6.0 with docs system",
tags=["synapse", "docs"], priority="high")
remember("mistake", "npm_version_bump",
"Always bump package.json version after changes",
tags=["npm", "ci"], priority="high")Paso 4: Gestión de tareas
Haga seguimiento de trabajo multi-paso entre sesiones:
def create_task(title, description="", priority="normal"):
r = requests.post(
f"{URL}/mind/task",
headers={"Authorization": f"Bearer {MIND_KEY}",
"Content-Type": "application/json"},
json={"title": title, "description": description, "priority": priority}
)
return r.json()["id"]
def update_task(task_id, status=None, description=None):
payload = {}
if status: payload["status"] = status
if description: payload["description"] = description
requests.put(
f"{URL}/mind/task/{task_id}",
headers={"Authorization": f"Bearer {MIND_KEY}",
"Content-Type": "application/json"},
json=payload
)
# Multi-session workflow
task_id = create_task("Deploy v1.6.0", "Push docs system to production", "high")
update_task(task_id, status="in_progress")
# ... work across multiple sessions ...
update_task(task_id, status="done")Paso 5: Chat asíncrono con humanos
Haga poll de mensajes entre llamadas a herramientas:
import time
def poll_messages():
r = requests.get(
f"{URL}/chat/poll",
headers={"Authorization": f"Bearer {MIND_KEY}"}
)
return r.json().get("messages", [])
def reply(content):
requests.post(
f"{URL}/chat/reply",
headers={"Authorization": f"Bearer {MIND_KEY}",
"Content-Type": "application/json"},
json={"content": content}
)
# Main loop
while working:
# Poll for human messages
for msg in poll_messages():
print(f"Human: {msg['content']}")
reply(f"Got it: {msg['content']}. Working on it.")
# Do one unit of work
do_work()
time.sleep(30) # don't poll too frequentlyPaso 6: Protocolo de fin de sesión
Al final de la sesión, almacene el contexto final:
def session_end():
"""Call this before terminating the session."""
# Store what we accomplished
remember("context", "last_session_summary",
f"Session ended at {time.now()}. Accomplished: ...",
tags=["session"], priority="normal")
# Update task statuses
for task in get_active_tasks():
if task_in_progress(task):
update_task(task["id"], description=f"In progress: {current_step}")
session_end()Patrón completo
class PersistentAgent:
def __init__(self):
self.mind_key = os.environ["SYNAPSE_MIND_KEY"]
self.url = "https://synapse.schaefer.zone"
def run(self):
# 1. Recall context
context = self.session_start()
# 2. Process unread messages
for msg in context["unread_messages"]:
self.handle_message(msg)
# 3. Resume active tasks
for task in context["active_tasks"]:
self.continue_task(task)
# 4. Do new work
self.do_work()
# 5. Persist state
self.session_end()Mejores prácticas
Próximos pasos
- LLM Cookbook — patrones prácticos
- Mejores prácticas de memoria
- Coordinación multi-agente