How Energy API Fuels Electric Vehicle Charging Infrastructure: A Developer's Perspective

Introduction

As the world shifts towards sustainable energy solutions, the demand for electric vehicles (EVs) is skyrocketing. However, the growth of EV adoption is closely tied to the availability of reliable charging infrastructure. Developers and energy professionals face a significant challenge: how to access and utilize real-time energy market data to optimize charging solutions. Without a unified source of data, developers often find themselves scraping multiple government portals or stitching together incompatible formats, leading to wasted time and resources.

This is where Energy API comes into play. By aggregating wholesale energy market data from trusted sources like OMIE, ENTSO-E, and EIA, Energy API provides a seamless, normalized REST interface that simplifies the process of accessing critical energy data. In this blog post, we will explore how Energy API can fuel the development of electric vehicle charging infrastructure, offering developers a comprehensive toolkit to build innovative solutions.

Why Energy API

Energy API stands out in the crowded landscape of energy data providers for several reasons:

• Unified Data Source: Instead of dealing with multiple APIs, each with different formats and schedules, Energy API offers a single, normalized REST surface. This means developers can access data from various sources without the headache of managing different naming conventions and data structures.
• Comprehensive Coverage: With over 39 symbols across six commodity categories—electricity, gas, oil, coal, carbon, and carbon intensity—developers can retrieve a wide array of data in one call. This is particularly beneficial for applications that require insights from multiple energy sectors.
• Rapid Development: Energy API features 16 endpoints that cover everything from spot prices to historical series and fluctuation analysis. This allows developers to ship features in hours rather than weeks, significantly accelerating the development cycle.
• Trusted Data Providers: By aggregating data from reputable sources, Energy API ensures that developers are working with reliable and accurate information, which is crucial for making informed decisions in energy trading and EV charging infrastructure.

Quick Start

Getting started with Energy API is straightforward. The base URL for accessing the API is:

https://energy-api.com/api/v1

To make your first request, you will need to include your API key as a query parameter. Here’s an example of how to retrieve the latest prices for Brent Crude and TTF Gas:

curl -G https://energy-api.com/api/v1/latest \
--data-urlencode "symbols=BRENT_CRUDE,TTF_GAS" \
--data-urlencode "api_key=YOUR_API_KEY"

The expected JSON response will look like this:

{
"success": true,
"date": "2026-06-11",
"base": "MIXED",
"rates": {
"BRENT_CRUDE": 74.82,
"TTF_GAS": 38.15
},
"dates": {
"BRENT_CRUDE": "2026-06-11",
"TTF_GAS": "2026-06-11"
},
"currencies": {
"BRENT_CRUDE": "USD",
"TTF_GAS": "EUR"
}
}

In this response, the key fields are:

• success: Indicates whether the request was successful.
• date: The date of the data retrieved.
• base: The base currency for the rates.
• rates: An object containing the latest prices for the requested symbols.
• currencies: The currency in which each rate is expressed.

Core Endpoints

Energy API offers a variety of endpoints that cater to different data needs. Here are four core endpoints relevant to electric vehicle charging infrastructure:

1. GET /latest

This endpoint retrieves the most recent price for one or more symbols.

Key Params: symbols (required), base (optional), category (optional)

curl -G https://energy-api.com/api/v1/latest \
--data-urlencode "symbols=BRENT_CRUDE,TTF_GAS,EUA_CO2" \
--data-urlencode "api_key=YOUR_API_KEY"

Expected JSON response:

{
"success": true,
"date": "2026-06-11",
"base": "MIXED",
"rates": {
"BRENT_CRUDE": 74.82,
"TTF_GAS": 38.15,
"EUA_CO2": 67.40
},
"dates": {
"BRENT_CRUDE": "2026-06-11",
"TTF_GAS": "2026-06-11",
"EUA_CO2": "2026-06-11"
},
"currencies": {
"BRENT_CRUDE": "USD",
"TTF_GAS": "EUR",
"EUA_CO2": "EUR"
}
}

In this response, the rates object provides the latest prices for Brent Crude, TTF Gas, and EU ETS allowance (EUA_CO2), which can be crucial for understanding market dynamics.

2. GET /historical

This endpoint allows you to retrieve prices for all symbols on a specific past date.

Key Params: date (YYYY-MM-DD, required), symbols (required), base (optional)

curl -G https://energy-api.com/api/v1/historical \
--data-urlencode "date=2025-09-15" \
--data-urlencode "symbols=BRENT_CRUDE,TTF_GAS" \
--data-urlencode "api_key=YOUR_API_KEY"

Expected JSON response:

{
"success": true,
"date": "2025-09-15",
"base": "MIXED",
"rates": {
"BRENT_CRUDE": 71.45,
"TTF_GAS": 36.20
},
"currencies": {
"BRENT_CRUDE": "USD",
"TTF_GAS": "EUR"
}
}

This response provides historical pricing data, which is essential for trend analysis and forecasting in energy markets.

3. GET /timeseries

This endpoint retrieves historical series between two dates, ideal for charting and trend analysis.

Key Params: start (required), end (required), symbols (required), base (optional)

curl -G https://energy-api.com/api/v1/timeseries \
--data-urlencode "start=2025-01-01" \
--data-urlencode "end=2025-03-31" \
--data-urlencode "symbols=BRENT_CRUDE,TTF_GAS" \
--data-urlencode "api_key=YOUR_API_KEY"

Expected JSON response:

{
"success": true,
"base": "MIXED",
"start_date": "2025-01-01",
"end_date": "2025-03-31",
"rates": {
"BRENT_CRUDE": {
"2025-01-02": 76.30,
"2025-01-03": 75.90
},
"TTF_GAS": {
"2025-01-02": 46.80,
"2025-01-03": 47.10
}
},
"frequencies": {
"BRENT_CRUDE": "daily",
"TTF_GAS": "daily"
},
"currencies": {
"BRENT_CRUDE": "USD",
"TTF_GAS": "EUR"
}
}

This response provides a time series of prices, which can be used to visualize trends over time, helping developers make informed decisions about energy procurement and pricing strategies.

4. GET /fluctuation

This endpoint provides start/end values, absolute change, and percentage change over a specified period.

Key Params: start (required), end (required), symbols (required), base (optional)

curl -G https://energy-api.com/api/v1/fluctuation \
--data-urlencode "start=2025-01-01" \
--data-urlencode "end=2025-01-31" \
--data-urlencode "symbols=BRENT_CRUDE,TTF_GAS" \
--data-urlencode "api_key=YOUR_API_KEY"

Expected JSON response:

{
"success": true,
"fluctuations": {
"BRENT_CRUDE": {
"start_value": 76.30,
"end_value": 75.90,
"change": -0.40,
"change_pct": -0.52
},
"TTF_GAS": {
"start_value": 46.80,
"end_value": 47.10,
"change": 0.30,
"change_pct": 0.64
}
}
}

This response provides insights into price fluctuations, which can be critical for traders and developers looking to optimize their strategies based on market volatility.

Real-World Use Cases

Here are three concrete examples of how developers can leverage Energy API to build impactful solutions:

1. Price Alert System

Developers can create a price alert system that notifies users when energy prices reach a certain threshold. By utilizing the /latest endpoint, the system can continuously monitor prices for specific commodities and send alerts via email or SMS when prices fluctuate beyond predefined limits.

2. ESG Dashboard

With the growing emphasis on sustainability, developers can build an ESG (Environmental, Social, and Governance) dashboard that visualizes carbon intensity and emissions data. By using the /carbon-intensity and /emissions/latest endpoints, teams can track their carbon footprint and make informed decisions to reduce their environmental impact.

3. Cost Calculator

Developers can implement a cost calculator that estimates the monthly wholesale electricity costs based on usage patterns. By leveraging the /cost-estimate endpoint, users can input their expected kWh usage and receive an estimate of their energy costs, helping them budget more effectively.

FAQ

How often does the TTF gas price update?

The TTF gas price updates daily, reflecting the most recent market data available from the EEX. This ensures that developers have access to the latest pricing information for their applications.

Can I get historical energy prices going back 5 years?

Yes, Energy API provides historical data for various symbols, allowing developers to access pricing information for up to 5 years. This is particularly useful for trend analysis and forecasting.

Does the API support multiple currencies?

Absolutely! Energy API supports multiple currencies, allowing developers to specify their preferred currency when making requests. This flexibility is essential for applications operating in different regions.

Conclusion

In conclusion, Energy API is a powerful tool for developers looking to build innovative solutions in the electric vehicle charging infrastructure space. By providing a unified, normalized REST interface to access critical energy market data, Energy API eliminates the pain of dealing with disparate data sources and formats. With its comprehensive coverage, rapid development capabilities, and trusted data providers, Energy API is the fastest path from zero to production energy data.

Don't let the complexities of energy data hold you back. Try Energy API for free today and unlock the potential of real-time energy market insights for your applications.