Esencial
Sonnet 4.626 Mar 2026 — current
Modelo equilibrado actual.
Sonnet 4.515 Jan 2026 — 26 Mar 2026
Reemplazado por Sonnet 4.6 cuando Anthropic lo publicó.
Model status
Which model runs behind each plan, since when and when we last switched. Operational transparency, not just courtesy.
Active model per plan
| Plan | Active model | Active since | Capabilities |
|---|---|---|---|
| Esencial | Sonnet 4.6 | 26 Mar 2026 | Standard |
| Premium | Opus 4.7 | 12 Apr 2026 | Extended context |
| Profesional | Opus 4.7 (pensamiento adaptativo) | 12 Apr 2026 | Adaptive thinkingExtended context |
Last updated: 12 Apr 2026
Next review: when Anthropic publishes a new version.
Model history
Premium
Opus 4.712 Apr 2026 — current
Activo desde el primer ciclo de Premium con el modelo más reciente.
Profesional
Opus 4.7 (pensamiento adaptativo)12 Apr 2026 — current
Pensamiento adaptativo activado: hasta 16.000 tokens de razonamiento privado por turno cuando el problema lo justifica.
When a model rotates, we email affected subscribers before applying the change. The previous version is kept as fallback for 30 days.