开发对接必看

Must-Read for Integration

:electric_plug: Complete Function-to-Endpoint Mapping Table

Function	Path	Full Example URL
Chat	/v1/chat/completions	https://api.4allapi.com/v1/chat/completions
Claude-style Chat	/v1/messages	https://api.4allapi.com/messages
Text Embeddings	/v1/embeddings	https://api.4allapi.com/v1/embeddings
AI Image Generation	/v1/images/generations	https://api.4allapi.com/v1/images/generations
Speech to Text	/v1/audio/transcriptions	https://api.4allapi.com/v1/audio/transcriptions
Text to Speech	/v1/audio/speech	https://api.4allapi.com/v1/audio/speech

:test_tube: Quick Connectivity Check

++1） Python Example++​**++

You need to first run pip install openai

Copy

import os
from openai import OpenAI

client = OpenAI(
    # If you have not set an environment variable, replace the following line with the API Key you purchased and redeemed from 4All API: api_key="sk-xxx",
    api_key=os.getenv("API_KEY"),
    base_url="https://api.4allapi.com/v1",
)
completion = client.chat.completions.create(
    model="qwen3-max", # Please use a model name permitted by your purchased API Key for testing; otherwise, it may switch to a different one. Some 4All API plans include access to all models, while others restrict certain models. Make sure the name exactly matches what is shown on the website.
    messages=[
        {"role": "system", "content": "You are a helpful assistant."},
        {"role": "user", "content": "Who are you?"},
    ],
    stream=True
)
for chunk in completion:
    print(chunk.choices[0].delta.content, end="", flush=True)

++2）curl Example (Linux, Mac)++

Copy the following command, replace the key inside it, then paste it into your terminal and run it

curl --request POST \
  --url https://api.4allapi.com/v1/chat/completions \
  --header 'Authorization: Bearer sk-replace-with-your-key' \
  -H "Content-Type: application/json" \
  --data '{
    "model": "qwen-plus",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'

++3）curl Example (Windows)++

Copy the following command, replace the key inside it, then paste it into CMD or PowerShell and run it

curl https://api.4allapi.com/v1/chat/completions ^
  -H "Content-Type: application/json" ^
  -H "Authorization: Bearer sk-replace-with-your-key" ^
  -d "{\"model\": \"qwen-plus\", \"messages\": [{\"role\": \"user\", \"content\": \"Hello\"}]}"

:blue_book:Full Integration Documentation

Please refer to the official API docs: https://4allapi.apifox.cn

---

4All API Footer

4All API · One-stop AI model API aggregation platform | Pricing | Contact Us

© 2025 4All API. All rights reserved.