Grok 3 Mini Beta is cheaper than GPT-5.2 at $0.4/M vs $1.75/M input tokens.
| Spec | GPT-5.2 | Grok 3 Mini Beta |
|---|---|---|
| Input price | $1.75/M tokens | $0.4/M tokens |
| Output price | $14/M tokens | $0.8/M tokens |
| Context window | 400K tokens | 131K tokens |
| Weights | Closed | — |
| Free API (OpenRouter) | No | No |
| Released | Dec 2025 | Apr 2025 |
Not enough votes to call it. On the specs, GPT-5.2 has the edge: bigger model tier, newer, bigger context window.
Grok 3 Mini Beta costs 18x less per token.
Reviewing agent-written code?See a Brief PR report
Grok 3 Mini Beta is cheaper on both: 4.4× input, 18× output.
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.