OpenAI / openai/gpt-5-nano
GPT-5 nano - access through LLMTR
Designed for simple decisions, tagging, filtering, and short transformations at high throughput. Ideal when you want the cheapest GPT-5 path for lightweight workloads.
Technical specifications
| Canonical ID | openai/gpt-5-nano |
|---|---|
| Provider | OpenAI |
| Context window | 128,000 tokens |
| Operations | CHAT_COMPLETIONS |
| Modalities | text, image, audio |
Pricing
A 6% platform margin applies to credit top-ups; model usage prices are not separately marked up.
| Operation | Metric | Unit | Price |
|---|---|---|---|
| CHAT_COMPLETIONS | INPUT_TEXT | PER_1M_TOKENS | $0.050000 |
| CHAT_COMPLETIONS | OUTPUT_TEXT | PER_1M_TOKENS | $0.400000 |
Example usage
With existing OpenAI SDK flows, change only the base URL and model identifier.
curl https://llmtr.com/v1/chat/completions \
-H "Authorization: Bearer llmtr-your_key" \
-H "Content-Type: application/json" \
-d '{"model":"openai/gpt-5-nano","messages":[{"role":"user","content":"Hello"}]}'