Unlocking Geospatial Energy Insights: How Developers Can Utilize Energy API for Location-Based Analytics

Introduction

In today's fast-paced energy market, developers face a significant challenge: accessing reliable and timely data from various sources. The energy sector is characterized by a multitude of data providers, each with its own unique formats, schedules, and naming conventions. This fragmentation makes it difficult for developers, data engineers, and energy traders to obtain the insights they need without resorting to cumbersome scraping methods or complex data integration processes.

Enter Energy API, a unified REST API that aggregates wholesale energy market data from trusted sources such as OMIE, ENTSO-E, ESIOS, EIA/FRED, and Ember. By normalizing this data into a single JSON interface, Energy API empowers developers to unlock geospatial energy insights and streamline their analytics processes. In this blog post, we will explore how developers can leverage Energy API for location-based analytics, providing practical examples and detailed guidance on getting started.

Why Energy API

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

• Unified Data Access: With Energy API, developers can access data from multiple sources through a single endpoint. This eliminates the need to manage different formats and schedules, significantly reducing development time and complexity.
• Comprehensive Coverage: Energy API offers over 39 symbols across six commodity categories, including electricity, natural gas, crude oil, coal, carbon allowances, and grid carbon intensity. This extensive coverage allows developers to build robust applications that require diverse energy data.
• Rapid Development: The consistent JSON schema across all commodities means that developers can ship features in hours rather than weeks. This accelerates the development cycle and allows teams to respond quickly to market changes.
• Real-Time Data: Energy API provides intraday electricity curves and real-time updates, ensuring that developers have access to the most current data for their applications. This is crucial for applications that rely on timely information, such as trading platforms and cost estimators.

Quick Start

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

• success: Indicates whether the request was successful.
• date: The date of the data retrieved.
• base: The base currency for the rates provided.
• 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 key endpoints relevant to location-based analytics:

1. GET /latest

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

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

Example cURL request:

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"

Example 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"
}
}

Key fields in this response include the rates for each symbol, which can be used for real-time analytics and decision-making.

2. GET /historical

This endpoint provides prices for all symbols on a specific past date. If the date falls on a non-publishing day, it returns the most recent value before it.

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

Example cURL request:

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"

Example 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 endpoint is particularly useful for historical analysis and trend identification.

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)

Example cURL request:

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"

Example 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 endpoint allows developers to visualize trends over time, making it easier to identify patterns and make informed decisions.

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)

Example cURL request:

curl -G https://energy-api.com/api/v1/fluctuation \
--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"

Example 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 endpoint is valuable for analyzing market volatility and making strategic trading decisions.

Real-World Use Cases

Developers can leverage Energy API to build a variety of applications that provide significant value to users. Here are three concrete examples:

1. Price Alert System

Developers can create a price alert system that notifies users when energy prices reach a certain threshold. By using the /latest endpoint, the application can continuously monitor prices and send alerts via email or SMS when specific conditions are met.

2. ESG Dashboard

Energy API can be utilized to build an Environmental, Social, and Governance (ESG) dashboard that tracks carbon emissions and energy consumption. By integrating data from the /emissions/latest and /carbon-intensity endpoints, developers can provide insights into a company's sustainability efforts and compliance with regulations.

3. Cost Calculator

A cost calculator can be developed to estimate monthly energy expenses based on usage patterns. By using the /cost-estimate endpoint, developers can provide users with a simple interface to input their expected energy consumption and receive an estimated cost based on the latest market prices.

FAQ

How often does the TTF gas price update?

The TTF gas price updates frequently throughout the day, reflecting real-time market conditions. Developers can use the /latest endpoint to retrieve the most current price at any time.

Can I get historical energy prices going back 5 years?

Yes, Energy API provides access to historical prices for various symbols. Developers can use the /historical and /timeseries endpoints to retrieve data for specific dates or ranges, allowing for comprehensive historical analysis.

Does the API support multiple currencies?

Yes, Energy API supports multiple currencies. Developers can specify the base currency in their requests, and the API will return prices in the requested currency, making it easy to integrate into applications that operate in different regions.

Conclusion

In conclusion, Energy API is a powerful tool for developers looking to access reliable energy market data without the hassle of managing multiple sources. By providing a unified interface and comprehensive coverage of various commodities, Energy API enables developers to build innovative applications that drive insights and decision-making in the energy sector.

Whether you're building a price alert system, an ESG dashboard, or a cost calculator, Energy API offers the flexibility and reliability needed to succeed. Don't let fragmented data hold you back—try Energy API for free today and unlock the potential of geospatial energy insights.