api_usage.py

import requests
import os
from datetime import datetime
from dateutil.relativedelta import relativedelta
import openai

queryUrl = 'https://api.openai.com/v1/chat/completions'
GPT_TYPES = ["gpt-3.5-turbo", "gpt-4", "gpt-4-32k"]
rate_limit_per_model = {
    "gpt-3.5-turbo-new": 2000,
    "gpt-3.5-turbo-old": 3500,
    "gpt-4": 200,
    "gpt-4-32k": 1000  # No actual clue, rare enough
}
body_turbo = {"model": "gpt-3.5-turbo", "max_tokens": 1, "messages": [{'role':'user', 'content': ''}]}
body_gpt4 = {"model": "gpt-4", "max_tokens": 1, "messages": [{'role':'user', 'content': ''}]}

def get_headers(key):
    headers = {'Authorization': f'Bearer {key}'}
    return headers

def get_subscription(key):    
    headers = get_headers(key)    
    #results = r.json()
    gpt4_avai = check_gpt4_availability()

    if check_key_availability():
        rpm = ""
        org = ""
        quota = ""
        r = requests.post(queryUrl, headers=headers, json=body_gpt4 if gpt4_avai else body_turbo)
        result = r.json()
        if "id" in result:
            rpm = r.headers['x-ratelimit-limit-requests']
            org = r.headers['openai-organization']
            quota = check_key_type("gpt-4" if gpt4_avai else "gpt-3.5-turbo", int(rpm))         
        else:
            e = result["error"]["code"]
            quota = f"Error: {e}"
            
        return {"organization": org,
                "rpm": rpm,
                "quota": quota}           
    else:
        return {"organization": "",
                "rpm": "",
                "quota": ""}
                #"has_payment_method": False,
                #"hard_limit_usd": "",
                #"plan": ""}

#def get_usage(key):
#    if check_key_availability():
#        start_date = datetime.now().strftime('%Y-%m-01')
#        end_date = (datetime.now() + relativedelta(months=1)).strftime('%Y-%m-01')
#        queryUrl = f'https://api.openai.com/dashboard/billing/usage?start_date={start_date}&end_date={end_date}'
#        headers = get_headers(key)
#        r = requests.get(queryUrl, headers=headers)
#        return r.json()
#    else:
#        return ""

def check_key_type(model, rpm):
    if model == "gpt-3.5-turbo":
        if rpm > rate_limit_per_model['gpt-3.5-turbo-old']:
              return "yes | pay, possibly big key"
        elif rpm == rate_limit_per_model['gpt-3.5-turbo-new'] or rpm == rate_limit_per_model['gpt-3.5-turbo-old']:
            return "yes | pay"
        else:
            return "yes | trial"
    else:
        if rpm < rate_limit_per_model[model]:
            return "yes | trial"
        elif rpm == rate_limit_per_model[model]:
            return "yes | pay"
        else:
            return "yes | pay, possibly big key"
    
def check_gpt4_availability():
    if check_key_availability():
        available_models = [model["root"] for model in openai.Model.list()["data"]]
        if 'gpt-4' in available_models:
            return True
        else:
            return False
    else:
        return False

def check_gpt4_32k_availability():
    if check_key_availability():
        available_models = [model["root"] for model in openai.Model.list()["data"]]
        if 'gpt-4-32k' in available_models:
            return True
        else:
            return False
    else:
        return False

def check_key_availability():
    try:
        openai.Model.list()
        return True
    except:
        return False

if __name__ == "__main__":
    key = os.getenv("OPENAI_API_KEY")
#    results = get_usage(key)
#    print(results)

    results = get_subscription(key)
    for k, v in results.items():
        print(f"{k}: {v}")