Mercury 2.5 Preview is cheaper than Claude Fable 5 at $0.04/M vs $10/M input tokens.
| Spec | Claude Fable 5 | Mercury 2.5 Preview |
|---|---|---|
| Input price | $10/M tokens | $0.04/M tokens |
| Output price | $50/M tokens | $0.15/M tokens |
| Context window | 1.0M tokens | 260K tokens |
| Released | Jun 2026 | Aug 2026 |
Not enough votes to call it. On the specs, Claude Fable 5 has the edge: bigger model tier, bigger context window, major provider backing.
Mercury 2.5 Preview costs 333x less per token.
Mercury 2.5 Preview is cheaper on both — 250× input, 333× output
Claude Fable 5 uses 58.2x more emoji
Mercury 2.5 Preview is cheaper than Claude Fable 5 at $0.04/M vs $10/M input tokens.
| Spec | Claude Fable 5 | Mercury 2.5 Preview |
|---|---|---|
| Input price | $10/M tokens | $0.04/M tokens |
| Output price | $50/M tokens | $0.15/M tokens |
| Context window | 1.0M tokens | 260K tokens |
| Released | Jun 2026 | Aug 2026 |
Not enough votes to call it. On the specs, Claude Fable 5 has the edge: bigger model tier, bigger context window, major provider backing.
Mercury 2.5 Preview costs 333x less per token.
Mercury 2.5 Preview is cheaper on both — 250× input, 333× output
Claude Fable 5 uses 58.2x more emoji