Solar Mini 4 is cheaper than OpenAI Codex Mini at $0.05/M vs $1.5/M input tokens.
| Spec | OpenAI Codex Mini | Solar Mini 4 |
|---|---|---|
| Input price | $1.5/M tokens | $0.05/M tokens |
| Output price | $6/M tokens | $0.2/M tokens |
| Context window | 200K tokens | 524K tokens |
| Free API (OpenRouter) | No | No |
| Released | May 2025 | Sep 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Solar Mini 4 costs 30x less per token.
Reviewing agent-written code?See a Brief PR report
Solar Mini 4 is cheaper on both: 30× input, 30× output.
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.