| Acronym | Definition |
|---|
| SAPI | Sociedad Anónima Promotora de Inversion (Mexican investment promotion company) |
| SAPI | Security Api |
| SAPI | Speech Api |
| SAPI | Server Api |
| SAPI | Service Application Programming Interface |
| SAPI | Speech Application Programming Interface (Microsoft & Unisys) |
| SAPI | Small Arms Protective Inserts (body armor plates) |
| SAPI | Service Access Point Identifier |
| SAPI | Server Application Programming Interface |
| SAPI | South African Personality Inventory (questionnaire) |
| SAPI | Special Access Program for Intelligence (US DoD) |
| SAPI | Sales Association of the Paper Industry |
| SAPI | Systems Approach to Process Improvement (MPSI) |
| SAPI | Standard Application Program Interface |
| SAPI | Surfing Association of the Philippine Islands |