AI Rate CardOpenAI: GPT-3.5 Turbo · fastrouter
GPT-3.5 Turbo represents OpenAI's efficiency-optimized language model designed for maximum responsiveness in conversational and completion applications. This solution delivers optimal performance for real-time interactions, code generation, and content creation tasks with minimal latency. Despite its focus on processing speed, the model maintains impressive capabilities in understanding and generating both natural language and programming code across diverse domains. GPT-3.5 Turbo is specifically tuned for dialogue applications, making it particularly effective for chatbots, virtual assistants, and interactive systems requiring rapid responses. With training data extending to September 2021, the model possesses comprehensive general knowledge while maintaining computational efficiency suitable for high-throughput applications. As OpenAI's most cost-effective and responsive production model, it provides an optimal balance of capability, performance, and affordability for applications where processing speed and deployment economics are critical considerations.
Input, $/1M $0.50
Output, $/1M $1.50
Context 16 385
Max output 4 096
Accepts text
Last checked 04.11.2026 12:00:14 UTC
Source provider's page
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API
OpenAI-compatible API: the official OpenAI SDKs work with this base URL. Replace YOUR_API_KEY with your key from the provider.
| API base URL | |
|---|---|
| Endpoint | |
| Model id | |
curl
curl https://go.fastrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "openai/gpt-3.5-turbo", "messages": [{"role": "user", "content": "Hello!"}], "max_tokens": 256}'Python
import requests
r = requests.post(
"https://go.fastrouter.ai/api/v1/chat/completions",
headers={"Authorization": "Bearer YOUR_API_KEY"},
json={
"model": "openai/gpt-3.5-turbo",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"max_tokens": 256
},
)
print(r.json())JavaScript
const r = await fetch("https://go.fastrouter.ai/api/v1/chat/completions", {
method: "POST",
headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
body: JSON.stringify({
"model": "openai/gpt-3.5-turbo",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"max_tokens": 256
}),
});
console.log(await r.json());Request (JSON)
{
"model": "openai/gpt-3.5-turbo",
"messages": [
{
"role": "user",
"content": "Hello!"
}
],
"max_tokens": 256
}Response (JSON)
{
"id": "chatcmpl-...",
"object": "chat.completion",
"model": "openai/gpt-3.5-turbo",
"choices": [
{
"index": 0,
"message": {
"role": "assistant",
"content": "Hi! How can I help?"
},
"finish_reason": "stop"
}
],
"usage": {
"prompt_tokens": 9,
"completion_tokens": 12,
"total_tokens": 21
}
}The address is taken from the provider's model list; check it against the provider's documentation.
Source: AI Rate Card, https://airatecard.com/en/c/offer%3Afastrouter%7Copenai/gpt-3.5-turbo, prices checked 2026-11-04; seller's page: https://fastrouter.ai/models/openai/gpt-3.5-turbo
Technical details
ID: offer:fastrouter|openai/gpt-3.5-turbo