GPT 5.4 Nano vs Particle AI: Particle-1
openai/gpt-5.4-nano · particle-ai/particle-1
As of November 1, 2026, Particle AI: Particle-1 is the cheaper API on UberLLM: $0.0150 per million input tokens and $0.1500 per million output, versus $0.0390 / $0.2437 for GPT 5.4 Nano, about 40% less when output is 3 tokens for every input token. These are the best prices on the market right now. Both work with one OpenAI-compatible key and UberLLM adds no fee. Choose Particle AI: Particle-1 to cut cost; choose GPT 5.4 Nano when its capabilities fit your task better.
GPT 5.4 Nano vs Particle AI: Particle-1, side by side
| Spec | GPT 5.4 Nano | Particle AI: Particle-1 |
|---|---|---|
| Price · input / 1M | $0.0390 | $0.0150 |
| Price · output / 1M | $0.2437 | $0.1500 |
| Context length | 400,000 | 1,048,576 |
| Max output tokens | 128,000 | 131,072 |
| Input modalities | text, image | text, image |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | Yes | Yes |
| Reasoning | Yes | Yes |
| % off list | 80.5% off | 70% off |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 1, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
GPT 5.4 Nano vs Particle AI: Particle-1 — FAQ
Is GPT 5.4 Nano or Particle AI: Particle-1 cheaper?
Particle AI: Particle-1 is cheaper on a blended token mix, by about 40%. A request costs what its provider charged, UberLLM adds no fee, and every request is listed with its cost in Activity.
What's the price difference between GPT 5.4 Nano and Particle AI: Particle-1?
GPT 5.4 Nano: $0.0390 in / $0.2437 out per 1M tokens. Particle AI: Particle-1: $0.0150 in / $0.1500 out per 1M tokens. That's roughly a 40% blended difference. Prices are live; UberLLM adds no fee.
Can I use both GPT 5.4 Nano and Particle AI: Particle-1 with one API?
Yes. Both are served through a single OpenAI-compatible endpoint — set the base URL to https://api.uberllm.dev/v1 and your UberLLM key, then switch between them by changing the model id. Anthropic SDKs work via https://api.uberllm.dev/v1/messages.