CORTEXSALES VS INSTANTLY
Instantly Sends Fast. CortexSales Sends Smart.
Instantly is a sending tool. CortexSales researches, composes evidence-backed emails, and protects your domain.
Feature-by-feature comparison
| Capability | CortexSales | Instantly |
|---|---|---|
| Core strength | Research + compose + deliver | Send volume at scale |
| Data sources | 20+ intelligence sources | No research capability |
| Email composition | AI evidence-first PMO | Templates with merge fields |
| Quality scoring | 5 dimensions per email | None |
| Spam detection | 112+ patterns, risk scoring | Basic warmup |
| Domain warmup | 4-stage (50→2000/day) | Yes (their main feature) |
| Campaign simulation | Yes | No |
| Canary rollout | Yes | No |
| Reply classification | 9 categories | Basic |
| Safety gates | 5 per email | 1 (warmup only) |
Why teams switch to CortexSales
Research Before Sending
CortexSales researches prospects. Instantly just sends faster.
Content Quality
112+ spam patterns checked. 5-dimension quality scoring. Not just warmup.
Canary Rollout
Start at 5%, scale only when healthy. Instantly has no progressive rollout.
Reply Intelligence
9-category classification vs basic replied/not-replied.
“Instantly is a sending tool. CortexSales is a selling tool.”