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Hvordan få tilgang til GPT-5 og GPT-5.2 via API – komplett utviklerguide

Hvordan få tilgang til GPT-5 og GPT-5.2 via API – komplett utviklerguide

C
Crazyrouter Team
January 23, 2026
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OpenAI har lansert sine kraftigste modeller så langt: GPT-5, GPT-5.2 og den resonneringsfokuserte o3-pro. Denne veiledningen viser deg hvordan du får tilgang til disse toppmoderne modellene gjennom Crazyrouters samlede API.

Støttede OpenAI-modeller#

Crazyrouter gir tilgang til hele OpenAI-modellutvalget:

ModelInput ($/1M tokens)Output ($/1M tokens)Best For
gpt-5.2$1.75$14.00Latest flagship, complex tasks
gpt-5.2-pro$3.50$28.00Enhanced reasoning
gpt-5$1.25$10.00General tasks
gpt-5-pro$2.50$20.00Advanced analysis
gpt-5-mini$0.25$2.00Cost-effective
gpt-5-nano$0.05$0.40High-volume tasks
o3-pro$20.00$80.00Complex reasoning
o3-mini$1.10$4.40Efficient reasoning
o4-mini$1.10$4.40Latest reasoning model

Kom i gang raskt#

1. Hent API-nøkkelen din#

  1. Gå til Crazyrouter Console
  2. Naviger til "Token Management"
  3. Klikk "Create Token"
  4. Kopier API-nøkkelen din (begynner med sk-)

2. Send din første forespørsel#

Med Python (anbefalt)#

python
from openai import OpenAI

client = OpenAI(
    api_key="sk-your-api-key",
    base_url="https://crazyrouter.com/v1",
    default_headers={
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
    }
)

response = client.chat.completions.create(
    model="gpt-5.2",
    messages=[
        {"role": "system", "content": "You are a helpful assistant."},
        {"role": "user", "content": "Explain quantum computing in simple terms."}
    ],
    temperature=0.7,
    max_tokens=1000
)

print(response.choices[0].message.content)

Med Node.js#

javascript
import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'sk-your-api-key',
  baseURL: 'https://crazyrouter.com/v1',
  defaultHeaders: {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36'
  }
});

async function main() {
  const response = await client.chat.completions.create({
    model: 'gpt-5.2',
    messages: [
      { role: 'system', content: 'You are a helpful assistant.' },
      { role: 'user', content: 'Explain quantum computing in simple terms.' }
    ],
    temperature: 0.7
  });

  console.log(response.choices[0].message.content);
}

main();

Med curl#

bash
curl https://crazyrouter.com/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36" \
  -d '{
    "model": "gpt-5.2",
    "messages": [{"role": "user", "content": "Hello, GPT-5.2!"}],
    "temperature": 0.7
  }'

Strømming av svar#

For sanntidsutdata kan du aktivere strømming:

python
from openai import OpenAI

client = OpenAI(
    api_key="sk-your-api-key",
    base_url="https://crazyrouter.com/v1",
    default_headers={
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
    }
)

stream = client.chat.completions.create(
    model="gpt-5.2",
    messages=[{"role": "user", "content": "Write a short story about AI."}],
    stream=True
)

for chunk in stream:
    if chunk.choices[0].delta.content:
        print(chunk.choices[0].delta.content, end="", flush=True)

Bruk av resonneringsmodeller (o3-pro)#

o3-pro-modellen utmerker seg på komplekse resonneringsoppgaver:

python
response = client.chat.completions.create(
    model="o3-pro",
    messages=[
        {"role": "user", "content": "Solve this step by step: If a train travels 120 miles in 2 hours, then stops for 30 minutes, then travels another 90 miles in 1.5 hours, what is the average speed for the entire journey including the stop?"}
    ]
)

print(response.choices[0].message.content)

GPT-5 Codex-modeller#

For kodegenereringsoppgaver kan du bruke de spesialiserte codex-modellene:

python
response = client.chat.completions.create(
    model="gpt-5-codex",
    messages=[
        {"role": "user", "content": "Write a Python function to implement binary search"}
    ]
)

Tilgjengelige codex-varianter: gpt-5-codex, gpt-5-codex-high, gpt-5-codex-medium, gpt-5-codex-low, gpt-5.2-codex

Beste praksis#

  1. Velg riktig modell: Bruk gpt-5-nano til enkle oppgaver, gpt-5.2 til komplekse
  2. Sett riktig temperatur: Lav (0,1–0,3) for faktabaserte oppgaver, høyere (0,7–1,0) for kreative oppgaver
  3. Bruk strømming: For bedre brukeropplevelse i chat-applikasjoner
  4. Håndter feil på en god måte: Implementer retry-logikk for rate limits

Neste steg#


For spørsmål, kontakt support@crazyrouter.com

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