system-prompts-and-models-o.../salesflow-saas/backend/app/services/model_router.py

220 lines
8.8 KiB
Python

"""
Multi-Model AI Router — Saudi AI Company Brain
Routes requests to the best AI model based on task type.
GLM-5 = Sales Brain | Groq = Fast Classification | Claude = Copy | Gemini = Research
"""
import httpx
import json
import os
import logging
from typing import Optional, Dict, Any
logger = logging.getLogger(__name__)
class ModelRouter:
"""Routes AI requests to the optimal model based on task type."""
ROUTING_TABLE = {
# GLM-5 (Z.AI) — Sales decisions, closing, strategy
"sales_decision": "glm5",
"close": "glm5",
"strategy": "glm5",
"followup_plan": "glm5",
"lead_qualify": "glm5",
"objection_handle": "glm5",
# Groq — Fast classification, tagging
"fast_classify": "groq",
"lead_score": "groq",
"intent_detect": "groq",
"sentiment": "groq",
"tag": "groq",
# Claude — Copy, proposals, landing pages
"proposal_copy": "claude",
"landing_copy": "claude",
"email_draft": "claude",
"whatsapp_template": "claude",
"report": "claude",
# Gemini — Research, document analysis
"research": "gemini",
"document_analysis": "gemini",
"market_intel": "gemini",
"competitor_analysis": "gemini",
# DeepSeek — Code, integrations
"coding": "deepseek",
"integration": "deepseek",
"debug": "deepseek",
}
def __init__(self):
self.groq_key = os.getenv("GROQ_API_KEY", "")
self.anthropic_key = os.getenv("ANTHROPIC_API_KEY", "")
self.deepseek_key = os.getenv("DEEPSEEK_API_KEY", "")
self.zai_key = os.getenv("ZAI_API_KEY", "")
self.gemini_key = os.getenv("GOOGLE_API_KEY", "")
self.zai_base = os.getenv("ZAI_BASE_URL", "https://api.z.ai/api/paas/v4/")
def get_model_for_task(self, task_type: str) -> str:
return self.ROUTING_TABLE.get(task_type, "groq")
async def route(self, task_type: str, prompt: str,
system_prompt: str = "", temperature: float = 0.3,
max_tokens: int = 2048) -> Dict[str, Any]:
"""Route request to the best model."""
model_id = self.get_model_for_task(task_type)
try:
if model_id == "groq":
return await self._call_groq(prompt, system_prompt, temperature, max_tokens)
elif model_id == "glm5":
return await self._call_glm5(prompt, system_prompt, temperature, max_tokens)
elif model_id == "claude":
return await self._call_claude(prompt, system_prompt, temperature, max_tokens)
elif model_id == "gemini":
return await self._call_gemini(prompt, system_prompt, temperature, max_tokens)
elif model_id == "deepseek":
return await self._call_deepseek(prompt, system_prompt, temperature, max_tokens)
else:
return await self._call_groq(prompt, system_prompt, temperature, max_tokens)
except Exception as e:
logger.warning(f"Model {model_id} failed: {e}, falling back to Groq")
try:
return await self._call_groq(prompt, system_prompt, temperature, max_tokens)
except Exception as e2:
return {"text": f"All models failed: {e2}", "model": "error", "error": True}
async def _call_groq(self, prompt: str, system: str = "",
temp: float = 0.3, max_tokens: int = 2048) -> Dict:
if not self.groq_key:
return {"text": "GROQ_API_KEY not set", "model": "groq", "error": True}
messages = []
if system:
messages.append({"role": "system", "content": system})
messages.append({"role": "user", "content": prompt})
async with httpx.AsyncClient(timeout=30) as client:
resp = await client.post(
"https://api.groq.com/openai/v1/chat/completions",
headers={"Authorization": f"Bearer {self.groq_key}"},
json={
"model": os.getenv("GROQ_MODEL", "llama-3.3-70b-versatile"),
"messages": messages,
"temperature": temp,
"max_tokens": max_tokens,
}
)
data = resp.json()
return {
"text": data["choices"][0]["message"]["content"],
"model": "groq",
"usage": data.get("usage", {}),
}
async def _call_glm5(self, prompt: str, system: str = "",
temp: float = 0.3, max_tokens: int = 2048) -> Dict:
if not self.zai_key:
logger.warning("ZAI_API_KEY not set, falling back to Groq")
return await self._call_groq(prompt, system, temp, max_tokens)
messages = []
if system:
messages.append({"role": "system", "content": system})
messages.append({"role": "user", "content": prompt})
async with httpx.AsyncClient(timeout=30) as client:
resp = await client.post(
f"{self.zai_base}chat/completions",
headers={"Authorization": f"Bearer {self.zai_key}"},
json={
"model": "glm-4-plus",
"messages": messages,
"temperature": temp,
"max_tokens": max_tokens,
}
)
data = resp.json()
text = data.get("choices", [{}])[0].get("message", {}).get("content", "")
return {"text": text, "model": "glm5", "usage": data.get("usage", {})}
async def _call_claude(self, prompt: str, system: str = "",
temp: float = 0.3, max_tokens: int = 2048) -> Dict:
if not self.anthropic_key:
return await self._call_groq(prompt, system, temp, max_tokens)
async with httpx.AsyncClient(timeout=60) as client:
resp = await client.post(
"https://api.anthropic.com/v1/messages",
headers={
"x-api-key": self.anthropic_key,
"anthropic-version": "2023-06-01",
"content-type": "application/json",
},
json={
"model": "claude-sonnet-4-20250514",
"max_tokens": max_tokens,
"system": system or "You are a Saudi AI sales expert.",
"messages": [{"role": "user", "content": prompt}],
}
)
data = resp.json()
text = data.get("content", [{}])[0].get("text", "")
return {"text": text, "model": "claude", "usage": data.get("usage", {})}
async def _call_gemini(self, prompt: str, system: str = "",
temp: float = 0.3, max_tokens: int = 2048) -> Dict:
if not self.gemini_key:
return await self._call_groq(prompt, system, temp, max_tokens)
full_prompt = f"{system}\n\n{prompt}" if system else prompt
async with httpx.AsyncClient(timeout=30) as client:
resp = await client.post(
f"https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key={self.gemini_key}",
json={
"contents": [{"parts": [{"text": full_prompt}]}],
"generationConfig": {"temperature": temp, "maxOutputTokens": max_tokens}
}
)
data = resp.json()
text = data.get("candidates", [{}])[0].get("content", {}).get("parts", [{}])[0].get("text", "")
return {"text": text, "model": "gemini", "usage": {}}
async def _call_deepseek(self, prompt: str, system: str = "",
temp: float = 0.3, max_tokens: int = 2048) -> Dict:
if not self.deepseek_key:
return await self._call_groq(prompt, system, temp, max_tokens)
messages = []
if system:
messages.append({"role": "system", "content": system})
messages.append({"role": "user", "content": prompt})
async with httpx.AsyncClient(timeout=30) as client:
resp = await client.post(
"https://api.deepseek.com/chat/completions",
headers={"Authorization": f"Bearer {self.deepseek_key}"},
json={
"model": "deepseek-chat",
"messages": messages,
"temperature": temp,
"max_tokens": max_tokens,
}
)
data = resp.json()
text = data["choices"][0]["message"]["content"]
return {"text": text, "model": "deepseek", "usage": data.get("usage", {})}
# Singleton
_router: Optional[ModelRouter] = None
def get_router() -> ModelRouter:
global _router
if _router is None:
_router = ModelRouter()
return _router