Zalo AI is the research and platform arm of Vietnam’s super-app Zalo, offering speech, vision and language AI for Vietnamese developers.
Zalo AI develops Vietnamese speech recognition, OCR, text-to-speech and language models, exposing them through the Zalo Open Platform for developers and businesses. Its technology powers features inside Zalo — Vietnam’s most-used messaging app with tens of millions of users — from voice input to smart suggestions. The team also runs the Zalo AI Challenge and publishes research, anchoring Vietnam’s AI ecosystem. Developers can start building with free API quotas on the platform.
Zalo AI APIs offer free tiers for developers with usage-based pricing beyond; business agreements cover large-scale usage.
Vietnamese developers and companies building apps that need Vietnamese speech, vision and language capabilities.
Zalo AI serves developers building for Vietnam’s digital ecosystem.
Register on the Zalo Open Platform, take the free API quota and start prototyping with official SDKs.
Native-quality Vietnamese AI capabilities and a potential distribution path through the country’s dominant super-app.
Developers register on the Zalo Open Platform, use free API quotas and build with official SDKs; larger usage is arranged commercially.
The platform focuses on Vietnamese first, and some services have usage caps that production apps must plan around.
Vietnamese developers appreciate speech and OCR that actually handle their language well.
Apps and businesses targeting Vietnam’s Zalo-centric digital audience.
If your users live on Zalo, building against Zalo AI is building where they already are. The free quotas make experimentation trivial, and Vietnamese speech quality is the real headline. Watch usage tiers as you scale.
Yes for getting started — the developer platform includes free API quotas; higher usage is billed.
Yes — the Zalo Open Platform exposes speech, OCR and language APIs with documentation for developers.
Against global cloud AI, Zalo AI offers Vietnamese-native models and distribution through the country’s dominant super-app.
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