I Built a Verified Temporal API for AI Agents - Swiss Ephemeris, FastAPI, and a Calendar That Changes Every Year

📰 Dev.to · Prabin Ghimire

Learn how to build a verified temporal API for AI agents using Swiss Ephemeris, FastAPI, and a dynamic calendar

advanced Published 15 May 2026

Action Steps

Build a temporal API using FastAPI to handle time-related queries
Integrate Swiss Ephemeris to provide accurate astronomical calculations
Implement a dynamic calendar that accounts for yearly changes
Test and verify the API using various time-related scenarios
Deploy the API to a production environment for use by AI agents

Who Needs to Know This

Developers and AI engineers working on temporal infrastructure for AI agents can benefit from this article to create a reliable and accurate timekeeping system

Key Insight

💡 Using Swiss Ephemeris and FastAPI can provide a reliable and accurate temporal infrastructure for AI agents