OpenAI, Anthropic and Google SDKs
Use the official SDKs, and the Vercel AI SDK, with ORYNX.
Only the base URL and key change. Everything else works as each SDK's own documentation describes. The examples
read the key from the ORYNX_API_KEY environment variable.
OpenAI SDK
import os
from openai import OpenAI
client = OpenAI(base_url="https://api.orynx.dev/v1", api_key=os.environ["ORYNX_API_KEY"])
# Chat Completions: every family except Gemini
chat = client.chat.completions.create(model="kimi-k3", messages=[{"role": "user", "content": "Hello"}])
print(chat.choices[0].message.content)
# Responses: GPT and Grok models
resp = client.responses.create(model="gpt-5.5", input="Hello")
print(resp.output_text)Anthropic SDK
import os
import anthropic
client = anthropic.Anthropic(base_url="https://api.orynx.dev", api_key=os.environ["ORYNX_API_KEY"])
message = client.messages.create(
model="claude-sonnet-5",
max_tokens=1024,
messages=[{"role": "user", "content": "Hello"}],
)
print(message.content[0].text)Google GenAI SDK
import os
from google import genai
from google.genai import types
client = genai.Client(
api_key=os.environ["ORYNX_API_KEY"],
http_options=types.HttpOptions(base_url="https://api.orynx.dev"),
)
response = client.models.generate_content(model="gemini-3.8-flash", contents="Hello")
print(response.text)Vercel AI SDK
import { createAnthropic } from "@ai-sdk/anthropic";
import { createOpenAI } from "@ai-sdk/openai";
import { generateText } from "ai";
const openai = createOpenAI({ baseURL: "https://api.orynx.dev/v1", apiKey: process.env.ORYNX_API_KEY });
const anthropic = createAnthropic({ baseURL: "https://api.orynx.dev/v1", apiKey: process.env.ORYNX_API_KEY });
// openai("...") calls the Responses API: GPT and Grok models
const gpt = await generateText({ model: openai("gpt-5.5"), prompt: "Hello" });
// openai.chat("...") calls Chat Completions: every family except Gemini
const kimi = await generateText({ model: openai.chat("kimi-k3"), prompt: "Hello" });
const claude = await generateText({ model: anthropic("claude-sonnet-5"), prompt: "Hello" });Unlike the official Anthropic SDK, @ai-sdk/anthropic needs /v1 in its base URL. For Gemini models with
@ai-sdk/google, set its baseURL to https://api.orynx.dev/v1beta.