Mercury 2.5 Preview is cheaper than OpenAI Codex Mini at $0.04/M vs $1.5/M input tokens.
| Spec | OpenAI Codex Mini | Mercury 2.5 Preview |
|---|---|---|
| Input price | $1.5/M tokens | $0.04/M tokens |
| Output price | $6/M tokens | $0.15/M tokens |
| Context window | 200K tokens | 260K tokens |
| Released | May 2025 | Aug 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Mercury 2.5 Preview costs 40x less per token.
Mercury 2.5 Preview is cheaper on both — 38× input, 40× output
Mercury 2.5 Preview is cheaper than OpenAI Codex Mini at $0.04/M vs $1.5/M input tokens.
| Spec | OpenAI Codex Mini | Mercury 2.5 Preview |
|---|---|---|
| Input price | $1.5/M tokens | $0.04/M tokens |
| Output price | $6/M tokens | $0.15/M tokens |
| Context window | 200K tokens | 260K tokens |
| Released | May 2025 | Aug 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Mercury 2.5 Preview costs 40x less per token.
Mercury 2.5 Preview is cheaper on both — 38× input, 40× output