Gemini 2.5 Pro API pricing
Gemini 2.5 Pro costs $1.25 per 1M input tokens and $10.00 per 1M output tokens on this gateway, with a 1M token context window. You reach it with the same key and the same OpenAI-compatible base URL as every other model in the catalogue.
Last updated: October 2026- Input / 1M tokens
- $1.25
- Output / 1M tokens
- $10.00
- Context window
- 1M
- Vendor
What does Gemini 2.5 Pro cost per request?
A typical request of 5,000 input tokens and 1,500 output tokens costs about $0.021 at list price. A thousand of those requests costs about $21.25.
| Workload | Tokens | Cost at list price |
|---|---|---|
| Single chat turn | 5K in / 1.5K out | $0.021 |
| 1,000 chat turns | 5M in / 1.5M out | $21.25 |
| Small production month | 10M in / 2M out | $32.50 |
| Busy production month | 100M in / 20M out | $325 |
Model usage is drawn from your balance at the upstream list price of each model. Figures above are indicative and exclude any plan fee; the console is the source of truth for live pricing.
Where Gemini 2.5 Pro fits
Gemini 2.5 Pro pairs a 1M token context window with the same input price as GPT-5, which makes it the practical option for inputs that are simply too large for other models.
Pick it when
- A single request has to hold an entire codebase, a long transcript or a large document set.
- You want to avoid building a chunking and retrieval pipeline for a one-off analysis.
- You are comparing vendor output on the same long input and want to hold everything else constant.
What to watch
- Filling a 1M token context costs $1.25 on input alone before any output is generated, so measure the call rather than assuming it is cheap.
- Long contexts raise latency, which matters for interactive tools even when the price is acceptable.
Best for: Whole-repository analysis, long-document reasoning and one-shot jobs where chunking would lose the point.
How to call Gemini 2.5 Pro through the gateway
Point your client at https://api.quickrouter.homes/v1 with a QuickRouter key and pass gemini-2.5-pro as the model name. Nothing else in an OpenAI-style client changes.
curl https://api.quickrouter.homes/v1/chat/completions \
-H "Authorization: Bearer sk-qr-your-key" \
-H "Content-Type: application/json" \
-d '{
"model": "gemini-2.5-pro",
"messages": [{"role": "user", "content": "Hello"}]
}'The console lists the model ids your key can reach - use the id exactly as it appears there.
Frequently asked questions
How much does Gemini 2.5 Pro cost?+
List price on this gateway is $1.25 per 1M input tokens and $10.00 per 1M output tokens, with a 1M token context window.
How much does a full 1M token prompt cost?+
About $1.25 at list price for the input alone, plus whatever the model generates as output.
When is Gemini 2.5 Flash the better choice?+
When you want the same 1M window at a fraction of the input price for extraction and classification work that does not need deep reasoning.
One key covers every model in this guide
Create an account, pick a plan and copy an API key. Gateway plans start at $19 per month and model usage is billed at upstream list prices.