কুইকস্টার্ট

pip install openai

from openai import OpenAI

client = OpenAI(
    api_key=os.environ["PADMA_API_KEY"],
    base_url="https://padmarouter.com/v1",
)

res = client.chat.completions.create(
    model="anthropic/claude-sonnet-4",
    messages=[{"role": "user", "content": "Hello from Dhaka!"}],
)
print(res.choices[0].message.content)

res = client.chat.completions.create(
    model="auto/smart",          # or auto/cheap, auto/fast, auto/bangla
    messages=[{"role": "user", "content": "Hello from Dhaka!"}],
)
# The model that answered comes back on the response headers:
#   x-padma-router: auto/smart
#   x-padma-model:  anthropic/claude-sonnet-4

x-padma-request-id:  req_9fb2a41c8e
x-padma-model:       anthropic/claude-sonnet-4
x-padma-tokens-in:   1284
x-padma-tokens-out:  421
x-padma-cost-bdt:    1.22
x-padma-balance-bdt: 1841.38