Inviare richieste all’API di OpenAI
Lavorare con l'API di OpenAI
James Chapman
Curriculum Manager, DataCamp
Endpoint API
Endpoint API
Endpoint API
- Endpoint → Punto di accesso API per interazioni specifiche
Autenticazione API
- Autenticazione → Controlla l’accesso ai servizi degli endpoint API (spesso con chiave univoca)
Costi d’uso dell’API
- Per l’API di OpenAI:
- Modello
- Input + output più grandi = costo maggiore
- Nessun costo aggiuntivo per questo corso 🎉
1 https://openai.com/pricing
Creare una API key
- Non è richiesto in questo corso
Crea l’account → https://platform.openai.com/signup
Vai alla pagina delle API key → https://platform.openai.com/account/api-keys
Crea una nuova chiave segreta e copiala
Inviare una richiesta
from openai import OpenAIclient = OpenAI(api_key="ENTER YOUR KEY HERE")response = client.chat.completions.create(model="gpt-4o-mini",messages=[{"role": "user", "content": "What is the OpenAI API?"}])print(response)
La risposta
ChatCompletion(id='chatcmpl-AEcQbQekIzxcxVAKYVAjgUAXokgrl', choices=[Choice(finish_reason='length', index=0,
logprobs=None, message=ChatCompletionMessage(content='The OpenAI API is a cloud-based service provided by
OpenAI that allows developers to integrate advanced AI models into their applications.', refusal=None,
role='assistant', function_call=None, tool_calls=None))], created=1728047673, model='gpt-4o-mini-2024-07-18',
object='chat.completion', service_tier=None, system_fingerprint='fp_f85bea6784',
usage=CompletionUsage(completion_tokens=30, prompt_tokens=14, total_tokens=44,
prompt_tokens_details={'cached_tokens': 0}, completion_tokens_details={'reasoning_tokens': 0}))
La risposta
ChatCompletion(id='chatcmpl-AEcQbQekIzxcxVAKYVAjgUAXokgrl',
choices=[Choice(finish_reason='length', index=0, logprobs=None,
message=ChatCompletionMessage(content='The OpenAI API is a cloud-based service
provided by OpenAI that allows developers to integrate advanced AI models
into their applications.',
refusal=None, role='assistant', function_call=None, tool_calls=None))],
created=1728047673,
model='gpt-4o-mini-2024-07-18',
object='chat.completion', service_tier=None, system_fingerprint='fp_f85bea6784',
usage=CompletionUsage(completion_tokens=25, prompt_tokens=14, total_tokens=39,
prompt_tokens_details={'cached_tokens': 0},
completion_tokens_details={'reasoning_tokens': 0}))
Interpretare la risposta
print(response.choices)
[Choice(finish_reason='length', index=0, logprobs=None,
message=ChatCompletionMessage(content='The OpenAI API is a cloud-based service provided by
OpenAI that allows developers to integrate advanced AI models into their applications.',
refusal=None, role='assistant', function_call=None, tool_calls=None))]
Interpretare la risposta
print(response.choices[0])
Choice(finish_reason='length', index=0, logprobs=None,
message=ChatCompletionMessage(content='The OpenAI API is a cloud-based service provided by
OpenAI that allows developers to integrate advanced AI models into their applications.',
refusal=None, role='assistant', function_call=None, tool_calls=None))
Interpretare la risposta
print(response.choices[0].message)
ChatCompletionMessage(content='The OpenAI API is a cloud-based service provided by
OpenAI that allows developers to integrate advanced AI models into their applications.',
refusal=None, role='assistant', function_call=None, tool_calls=None)
print(response.choices[0].message.content)
The OpenAI API is a cloud-based service provided by OpenAI that allows developers to
integrate advanced AI models into their applications.
Ayo berlatih!
Lavorare con l'API di OpenAI
