Head to head
ContrastAPI vs e2a — email for AI agents
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
No reviews yet
55 tools, 7 Resources, Sigma rules, email SPF/DMARC, MITRE, CVE/KEV, risk_score. No key.
Full listingNo reviews yet
Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours e2a — email for AI agents (96/100 against 73).
| ContrastAPI | e2a — email for AI agents | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | B73/100 | A96/100 |
| Adoption | Growing | Established |
| GitHub stars | 34 | 191 |
| Downloads / week | – | 30 |
| Runs where | Hosted (remote) | Hosted (remote) |
| Gateway-ready | Yes | Yes |
| Tools | 55 | — |
| Write actions | 4 | — |
| Price per call | Free | Free |
| Licence | MIT | Apache-2.0 |
| Last release | 2026-09-21 | 2026-09-27 |
| Category |