Ответ по частям

import os

from openai import OpenAI

client = OpenAI(
    base_url="https://ai.globall.dev/v1",
    api_key=os.environ["TOK_API_KEY"],
)

stream = client.chat.completions.create(
    model="anthropic/claude-haiku-5.5",
    messages=[{"role": "user", "content": "Считай до пяти"}],
    max_tokens=64,
    stream=True,
)
for chunk in stream:
    if chunk.usage:
        print("\n", chunk.usage.cost, "USD")
    elif chunk.choices:
        print(chunk.choices[0].delta.content or "", end="")

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://ai.globall.dev/v1",
  apiKey: process.env.TOK_API_KEY,
});

const stream = await client.chat.completions.create({
  model: "anthropic/claude-haiku-5.5",
  messages: [{ role: "user", content: "Считай до пяти" }],
  max_tokens: 64,
  stream: true,
});
for await (const chunk of stream) {
  if (chunk.usage) console.log("\n", chunk.usage.cost, "USD");
  else process.stdout.write(chunk.choices[0]?.delta?.content ?? "");
}

curl -N https://ai.globall.dev/v1/chat/completions \
  -H "Authorization: Bearer $TOK_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-haiku-5.5",
    "messages": [{"role": "user", "content": "Считай до пяти"}],
    "max_tokens": 64,
    "stream": true
  }'