Aion 3.0 vs Gemini 2.5 Pro
aion-labs/aion-3-0 · google/gemini-2.5-pro
As of November 4, 2026, Aion 3.0 is the cheaper API on UberLLM: $1.05 per million input tokens and $2.10 per million output, versus $0.3000 / $2.40 for Gemini 2.5 Pro, about 2% 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 Aion 3.0 to cut cost; choose Gemini 2.5 Pro when context size wins. Gemini 2.5 Pro carries the larger context window (1,048,576 vs 128,000 tokens), which can matter for long-document work.
Aion 3.0 vs Gemini 2.5 Pro, side by side
| Spec | Aion 3.0 | Gemini 2.5 Pro |
|---|---|---|
| Price · input / 1M | $1.05 | $0.3000 |
| Price · output / 1M | $2.10 | $2.40 |
| Context length | 128,000 | 1,048,576 |
| Max output tokens | 32,768 | 65,536 |
| Input modalities | text | text, image |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | — | Yes |
| Reasoning | Yes | Yes |
| % off list | 65% off | 76% off |
| First token, median (7 days) | — | 20.4 s (123 requests) |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 4, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
Aion 3.0 vs Gemini 2.5 Pro — FAQ
Is Aion 3.0 or Gemini 2.5 Pro cheaper?
Aion 3.0 is cheaper on a blended token mix, by about 2%. 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 Aion 3.0 and Gemini 2.5 Pro?
Aion 3.0: $1.05 in / $2.10 out per 1M tokens. Gemini 2.5 Pro: $0.3000 in / $2.40 out per 1M tokens. That's roughly a 2% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Aion 3.0 and Gemini 2.5 Pro 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.