Echo
Founder & CEO
A Chinese Singaporean founder with a master's degree from Columbia University, previously at Databricks. Echo started EveryInfra to give developers one API for the world's platform data. He lives between Singapore and wherever the next customer or idea takes him, working closely with the team in North America.
Articles by Echo
- Data API or tool router? How EveryInfra and Monid split an agent's calls
One Xiaohongshu search, run 6 times: 16 different notes in the top 3 and $0.005556 every time. Send daily jobs to a data API and the long tail to Monid.
- Data API Side Business: Sell Dental Review Briefs
A tested plan for a small paid service built on a data API. Each week you send a dental clinic a one-page comparison of its Google reviews against four nearby clinics. We ran the calls and priced the data at about $0.04 per client per month. We also list real competitor prices, sales channels, the delivery steps and the cases where this business does not work.
- How to Turn Review Data into a Paid Product: From App Store Feedback to Version Decisions
How do you build a billable product from scraped reviews? Starting from app store review analysis, this post breaks down evidence cards, support tickets, version reviews, service boundaries, and renewal validation, rather than just delivering sentiment scores and word clouds.
- Handling API errors: From 401, 422 to limited self-healing
Differentiate authentication, authorization, capability, parameter, and unknown results, correct requests using the current directory, and constrain retries with a decision engine that sends no network requests to prevent error handling from becoming unauthorized privilege escalation or duplicate calls.