Gemini 2.5 Pro (I/O Edition)vsGrok 3 Mini Beta
Grok 3 Mini Beta is cheaper than Gemini 2.5 Pro (I/O Edition) at $0.4/M vs $1.25/M input tokens.
| Spec | Gemini 2.5 Pro (I/O Edition) | Grok 3 Mini Beta |
|---|---|---|
| Input price | $1.25/M tokens | $0.4/M tokens |
| Output price | $10/M tokens | $0.8/M tokens |
| Context window | — | 131K tokens |
| Parameters | Not disclosed | Not disclosed |
| Weights | Closed | — |
| Free API (OpenRouter) | No | No |
| Released | May 2025 | Apr 2025 |
Our Verdict
Gemini 2.5 Pro (I/O Edition)
Grok 3 Mini BetaRunner-up
Not enough votes to call it. On the specs, Gemini 2.5 Pro (I/O Edition) has the edge: bigger model tier.
Grok 3 Mini Beta costs 13x less per token.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
Gemini 2.5 Pro (I/O Edition)
Input
$1.25
Output
$10.00
Grok 3 Mini Beta
Input
$0.40
3.1× cheaper
Output
$0.80
13× cheaper
Grok 3 Mini Beta is cheaper on both: 3.1× input, 13× output.
Where to run it
2 hosts
Gemini 2.5 Pro (I/O Edition)2 hosts
Grok 3 Mini Beta
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 12 Sep 2026.
Research
What we learned reading every model
FAQ
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