Tesla Charging APIs: Access, Permissions, and Integration Boundaries
Understand Tesla Fleet API authorization, scoped permissions, vehicle telemetry, and the limits of using account data to build charging and station discovery tools.
6 min readExplore. Understand. Connect.
THE CHARGE
JOURNAL.
Ideas, explanations, and practical guidance for the people connecting electric mobility.
EV Charging API Costs: Build a Useful Evaluation Framework
Build an EV charging API cost model using hypothetical usage, pricing dimensions, rate limits, data rights, and the engineering effort needed to operate it.
6 min read
EV Charging APIs: A Practical Developer Guide
Learn how to scope an EV charging integration, distinguish station data from vehicle telemetry and control, and build a workflow that handles uncertainty.
6 min read
OCPP vs OCPI: Which Protocol Does Your Project Need?
Understand where OCPP and OCPI belong, how charger operations connect to roaming services, and what to verify before choosing an integration architecture.
6 min read
Smart Charging Basics: Sessions, Schedules, and Power Limits
Understand how smart charging joins session state, schedules, power limits, and telemetry while keeping accepted commands separate from confirmed charging behavior.
6 min read
Charger Availability Data: From Status Codes to Useful Decisions
Turn charger status updates into useful availability information with clear freshness rules, correct EVSE counts, reliable ingestion, and honest driver messaging.
6 min read
How to Model Charging Station Data
Design a charging station model that preserves locations, EVSEs, connectors, source identities, timestamps, and lifecycle changes without inventing certainty.
6 min read
Device Battery APIs: Browser and Native Integration Basics
Learn how to use optional browser battery signals, design privacy-aware fallbacks, and choose native battery integrations without confusing device and vehicle data.
6 min read
Battery State of Charge: Reading Telemetry Responsibly
Read battery state of charge with the right units, timestamps, and context. Learn how to handle missing telemetry and explain charging estimates without false precision.
7 min read
The EV Charging API Integration Checklist
Plan an EV charging API integration with practical checks for identifiers, units, authentication, retries, freshness, observability, and uncertain command outcomes.
6 min readLet’s connect