# Sonar Reasoning Pro release · 2025-01-28 · snapshot 2026-10-25

Creator: Perplexity · 1 effort levels

| Effort level | Input modalities | Intelligence | Total cost | E2E | On the frontier today | ID |
|---|---|---|---|---|---|---|
| Sonar Reasoning Pro | Text | 11.80 | - | - | no | `sonar-reasoning-pro` |


> Metrics snapshot: 2026-10-25T09:25:16Z. Intelligence index version: unknown. Release timeline, frontier age, release impact and shakeup cards are reconstructions using one selected snapshot's metrics, not a record of what was known at release. Scores, benchmark cost and derived value may change when the index methodology changes. Source documentation advertises v4.3.2; API correspondence is unverified.