La question ne veut rien dire si API est entendu comme “Application Programing Interface”
Il y a cependant quelques autres possibilités - je vous en one quelques unes, dites nous 
**API Application Programming Interface **
API Academic Performance Index
API Active Pharmaceutical Ingredient
API American Petroleum Institute
API Ajax Paving Industries (various locations)
API Audio Products International (various locations)
API Application Interface (Department of State)
API Asian Pacific Islander (club)
API American Pacific Industries (Valencia, CA)
API Advanced Photonix, Inc. (various locations)
API Asian and Pacific Islander (US Census usage)
API Atmospheric Pressure Ionization
API Associated Press International
API A Positive Image (various organizations)
API Application Programmer Interface (less common)
API Arab Peace Initiative
API Alabama Polytechnic Institute
API Academic Programs International (Austin, TX)
API Allocation de Parent Isolé (French: Single Parent Allowance)
API Analytical Profile Index (microbiology)
API American Products, Inc. (Florida)
API Année Polaire Internationale (French: International Polar Year; research project)
API Application Platform Interface (software)
API Armor-Piercing Incendiary (ammunition)
API Automated Processes, Inc. (est. 1968)
API Arab Planning Institute (Kuwait)
API American Press Institute
API Australian Property Institute (professional body)
API Australian Pipeline Industry
API Asian Public Intellectuals
API Association of Play Industries
API Alaska Psychiatric Institute
API Attachment Parenting International
API Animal Protection Institute
API Advanced Passenger Information
API Associate in Personal Insurance (insurance)
API American Professional Institute (Georgia)
API Air Pollution Index
API Alphabet Phonétique International (French: International Phonetic Alphabet)
API Annual Physical Inventory
API American Paper Institute
API Appleton Papers, Inc. (Appleton, WI)
API Avian and Pandemic Influenza
API Administración Portuaria Integral (Mexico)
API Annual Premium Income
API Alpha Processor, Inc. (Samsung)
API Angus Productions Inc.
API Associazione Piccole e medie Industrie
API Advanced Product Information (various businesses)
API Alliance for the Polyurethanes Industry
API Application Process Integration
API Apple Learning Interchange
API Athabasca Potash, Inc. (Petaluma, CA)
API Asia Pacific Initiative (various organizations)
API Asset Priority Index
API Athletes' Performance Institute (Tempe, AZ)
API American Pain Institute
API Assistant Principal for Instruction
API Architectural Publications Index
API Association of Professional Investigators
API A Pressen Interaktiv (Norwegian: Digital Media)
API Accelerated Performance Improvement
API Antecedent Precipitation Index
API Asosiasi Pertekstilan Indonesia (Indonesian Textile Association)
API Aviation Preflight Indoctrination
API Ansal Properties Infrastructure (India)
API Anti-Poverty Initiative (various locations)
API Association of Physicians of India
API Australian Pharmaceutical Industries Ltd.
API Australian Public Intellectual Network (non-profit publisher)
API Air Photo Interpretation
API Association Psychanalytique Internationale (International Psychoanalytical Association)
API Anonima Petroli Italiana SpA (Rome, Italy)
API Aircraft Platform Interface
API American Prepaid Legal Services Institute
API Ascendant Partners, Inc.
API Active Pharma Ingredient
API Age Participation Index (UK)
API Anderson Packaging, Inc. (Rockford, IL)
API A Pleasing Interface
API Alagus Printer Installer (software)
API Announcement of Public Interest
API Alice Paul Institute (Mount Laurel, NJ, USA)
API Asset Performance Inc. (Vancouver, BC, Canada)
API Aerial Photographic Interpretation (American Society of Photogrammetry and Remote Sensing)
API Air Position Indicator
API Asylum Policy Instruction (UK)
API Advanced Polygraph Institute (Australia)
API Average Price Index (describes growth rate, related to inflation measurements)
API Aromatic Polyimide Insulation
API Alt Preset Insane (MP3 encoder preset)
API Ankle Pressure Index
API Acquisition Program Integration
API Applied Planning International Inc.
API Agricultural Price Index
API Associated Press of India
API Automation & Process Industriel (French: Industrial Automation & Process)
API Advanced Pharmaceutical Ingredients
API Association des Parents Indépendants (French: Independent Association of Parents)
API After Project Initiation
API American Pirate Industries
API Absolute Position Indication
API Authenticity Probability Index
API Applications, Programs and Indentures
API Aircrew Position Indicator (USAF)
API Axial Power Indicator
API Application Programmers Initiative
API Arithmetic Polynomial Interpolation
API Arab Payments and Securities Settlement Initiative
API Application Process Instruction
API Annual Plan for Instruction
API Accountable Property Inventory
API Advertisers Product Index
API Automated Physical Inventory
API Automation Proficiency Improvement (US Postal Service)
API Agfa and Picker International
API Alert Process Improvement (Sprint)
API Assistent Project Ingenieur (Dutch: Assistant Project Engineer)
API AssassinPokémon Initiative (Anti-Pokemon Organization)
API Association of Physicians in Industry
API Availability Priority Index
API Automating Peripherals Incorporated
API Atlantic Paratrans of NYC, Inc
API Automated Pellet Inspection
API Aisne Plastique Industrie (French: Aisne Plastic Industry; Aisne, France)
API Asociación Pueblos Indios (Spanish: Indian Peoples' Association; Costa Rica)