Vision · backend

Use Llama 3.2 11B Vision with FastAPI

Updated 2026-05-21 · By XALEN

How to use Llama 3.2 11B Vision (Vision, 11B) with FastAPI. Install, authenticate, and make your first API call in minutes. Working code example included.

Model
Llama 3.2 11B Vision
11B · 128K context · $0.02 input
Framework
FastAPI
backend · pip install xalen fastapi uvicorn

1. Install

pip install xalen fastapi uvicorn

2. Code

from fastapi import FastAPI
from pydantic import BaseModel
from xalen import XALEN

app = FastAPI()
client = XALEN(api_key="xln_test_YOUR_KEY")

class ChatRequest(BaseModel):
    messages: list

@app.post("/chat")
async def chat(req: ChatRequest):
    response = client.chat.completions.create(
        model="llama-3-2-11b-vision",
        messages=[m.dict() for m in req.messages]
    )
    return {"reply": response.choices[0].message.content}

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Last updated: 2026-05-21