Home / Professions / Renewable energy & energy transition
Best AI for sustainable energy & the energy transition
Installers and advisers in solar panels, heat pumps, charging points and battery storage handle many technical and administrative tasks from lead to handover. AI speeds up roof design, yield calculation, quote creation and installer scheduling, so businesses can complete more installations each week.
Professional tool with the strongest GDPR profile
OpusFlowGDPR: Strong
OpusFlowGDPR: Strong- Provider based in the Netherlands
- Data in the EU according to the provider
- Publishes certification/GDPR safeguards
General model: the default choice
ClaudeGDPR: Strong
ClaudeGDPR: Strong- Editorial score 9.0 of 10
- Elo 1506
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Watch out in this field
Client and project data (address, energy consumption, financing) are personal data under the GDPR. Only use systems with a data processing agreement and EU hosting; check whether cloud platforms use technical installation data for model training. Yield calculations and subsidy applications are binding, have a qualified installer verify all AI output before use. ISDE and SDE++ subsidy rules change regularly; link AI calculations to current subsidy sources.
All 28 options
Professional tools with the strongest published GDPR safeguards first, then general assistants by suitability.
28options, 16 field-specific
8free to try
13professional tools from NL or EU
9GDPR strong or good
Strong · 3Good · 2Limited · 8Unknown · 3
#SolutionQualityQuality from blind duels on LMArena: users choose between two anonymous answers. A difference of about 20 points is noticeable, a few points is noise. How we measurePriceGDPROur summary of what the provider itself publishes about your data. For a professional tool: whether the data is held in the EU, whether there is a certification or GDPR guarantee, and whether the provider is based in the Netherlands or the EU. For a general model: EU hosting, no training on your data and self-hosting. From Strong to Unknown; Caution only applies to a model with a documented problem. How we measure
1OpusFlow professional toolOpus4All B.V. (Deventer, NL) · NetherlandsDutch ERP platform for installers of solar panels, heat pumps, charging points and batteries. Combines CRM, design (PV Designer), scheduling, warehousing and invoicing in one system. More than 3,000 users; €3.8 million growth funding (2024).own modelfrom €99/user/month (annual cont…Strong2
Reonic professional toolReonic GmbH (Augsburg, DE) · EUGerman AI platform for installers of solar panels, heat pumps and charging points. Combines 3D roof planning, technical sizing, quotes and CRM in one interface. Over 3,000 customers in 13 countries; €13 million Series A (2024).on 
on requestStrong3
Siemens Building X professional toolSiemens Smart Infrastructure (Munich, Germany) · EUModular cloud suite for building management that brings data from installations, meters and sensors together in a single data lake. AI controls climate systems and performs real-time analysis and forecasting; Occupancy Manager proposes Eco and Comfort schedules itself based on expected occupancy. Open APIs and vendor-independent integrations, so it can also be used on top of non-Siemens hardware.own modelmodular subscription per applicationStrong4
Gradyent professional toolGradyent B.V. (Rotterdam, NL) · NetherlandsRotterdam-based AI platform that optimises heat and cooling networks through a real-time digital twin. It integrates geographic data, weather data and sensor data with physical models and AI to give operators insight into network conditions, predict faults and reduce CO₂ emissions. Clients are large European heat network operators.own modelon request (B2B enterprise, heat…Good5
ACCURE Battery Intelligence professional toolACCURE Battery Intelligence GmbH (Aachen, Germany) · EUGerman predictive analytics platform for large-scale battery energy storage (BESS) that combines AI with physical models to optimise the safety, performance and lifespan of battery systems. Supports 24+ GWh across 100+ installations worldwide. Received a Series B investment of 2025 million in February 6.own modelon requestGood6
Sollit professional toolSollit B.V. (Zwolle, NL) · NetherlandsDutch all-in-one platform for installers of solar panels, heat pumps, charging points and batteries. Sollit (formerly 2Solar, founded in 2013) covers the full workflow from lead to invoicing and is used by more than 1,000 companies across Europe.own modelon requestLimited7
Novasole Quickr professional toolNovasole B.V. (The Hague, NL) · Netherlands · free trial availableDutch AI software that automatically recognises roof objects from postcode and house number and generates a complete solar panel design. ISSO-certified yield calculation; according to the company, it saves installers up to 90% of time on design and quotes.own modelon requestLimited8
Altilia EMS professional toolAltilia (NL) · NetherlandsDutch AI energy management system (EMS) that automatically controls home batteries, solar panels, charging points and heat pumps based on dynamic energy tariffs and weather forecasts. Partner network of 300+ installers and 9 wholesalers in the Netherlands.own modelvia installer (B2B channel)Limited9
Heartbeat AI (1KOMMA5°) professional tool1KOMMA5° (Hamburg, DE; active in NL) · EUAI energy automation layer from 1KOMMA5° that connects solar panels, a home battery, a heat pump and a charging point and automatically saves on energy costs. It buys electricity during cheap hours on the energy exchange; compatible with existing installations. One-off hardware plus a monthly subscription.own modelhardware €599 one-off + €14.99/m…Limited10
Dexter Energy professional toolDexter Energy Services B.V. (Amsterdam, NL) · NetherlandsAmsterdam-based AI platform for price and generation forecasts and trading optimisation for energy producers with solar farms, wind farms and batteries. It reduces imbalance costs by up to 35% and raises market revenues by up to 30%. Over 80 energy companies are clients, including Greenchoice, Centrica and Axpo.own modelon request (B2BLimited11
Evailable professional toolEvailable GmbH (Essen, DE) · EUGerman AI platform for managing and maintaining EV charging infrastructure that analyses usage patterns per charging point to detect faults early and resolve them remotely. It manages around 30,000 charging points in Europe and promises to resolve issues 10x faster than traditional approaches. Compatible with almost all charger types.own modelon requestLimited12
Spacewell Workplace professional toolSpacewell, a Nemetschek Company (Antwerp, Belgium) · EUBelgian workplace and facility management platform (formerly MCS) with floor plans, bookings, requests, occupancy and air quality sensors. Spacewell AI automates routine steps, such as automatically releasing reserved spaces that sensors show are empty, and simulates layout scenarios before a renovation.own modelEntry, Advanced and Ultimate, tar…Limited13
Integer Platform professional toolInteger Technologies B.V. (Eindhoven, Netherlands) · NetherlandsPlug-and-play control for energy installations in small and medium-sized commercial buildings. The platform reads out the installation, automatically builds a model of the building, and controls heat pumps, ventilation, solar panels and batteries from the cloud to save energy and prevent grid congestion.own modelon requestLimited14
Aurora Solar / HelioScope professional toolAurora Solar Inc. (San Francisco, USA)Globally leading cloud platforms for solar energy design. Aurora Solar offers AI-driven roof scanning and a financial proposal for residential installations; HelioScope (also by Aurora) focuses on commercial and industrial systems with accurate yield modelling (LIDAR, P50). Used in over 100 countries.own modelon requestUnknown15
OpenSolar professional toolOpenSolar Pty Ltd (Australia) · free trial availableFree cloud platform for solar energy companies to design projects, create quotes and manage projects. Offers auto-design tools, finance integrations, e-signatures and 200+ partner integrations. Over 28,000 active users in 185 countries.own modelfreeUnknown16
BrainBox AI professional toolBrainBox AI, a Trane Technologies company (Montreal, Canada)Autonomous AI layer on top of an existing building management system that independently adjusts heating, cooling and ventilation. It predicts the building's thermal behaviour and weather impact per zone, and sets setpoints ahead of time rather than reactively. Works without new hardware on existing BMS installations.own modelfrom around $0.25 per ft² per year…Unknown17Claude generalAnthropicFamily of language models from Anthropic that excels at long documents, careful reasoning, coding and reliable, safe output.1506Elo$20 / monthStrong18
Gemini generalGoogleGoogle DeepMind's natively multimodal model family, deeply integrated into Workspace, with a very large context window.1526Elo€4.99 / monthStrong19ChatGPT generalOpenAIOpenAI's versatile, agentic flagship with a very large context window and a broad ecosystem of integrations.1485Elo$8 / monthStrong20
Copilot generalMicrosoftMicrosoft's AI layer that combines GPT and Claude models with your own organisational data and the Microsoft 365 apps.1485Elofrom €10 / monthCaution21
Le Chat (Mistral) generalMistral AIFrench/European AI lab with open-weight and commercial models and the Le Chat assistant, with EU data residency as its core proposition.1427Elo$14.99 / monthStrong22
Qwen generalAlibaba Cloud · free to tryChinese model family from Alibaba Cloud with a free chat app, a large open-weight catalogue and the proprietary flagship Qwen3.8-Max with 1 million tokens of context.1484Eloon requestCaution23
GLM (Z.ai) generalZ.ai (Zhipu AI) · free to tryChinese AI lab (Zhipu, international Z.ai) with the open-weight GLM family under MIT licence, particularly strong at programming and agent tasks at low prices.1483Elo$18 / monthCaution24
Kimi generalMoonshot AI · free to tryChinese AI lab (Moonshot AI) with the open-weight Kimi K2 family and an assistant that focuses strongly on agents, deep research and long documents.1487Elo$19 / monthCaution25
Grok generalxAIThe model from xAI, integrated into X, distinguished by real-time access to live X posts and web data.1471Elo$10 / monthCaution26
DeepSeek generalDeepSeek · free to tryOpen-weight (MIT) Chinese language model with a 1M context window and a built-in reasoning mode, at very low API costs.1475Eloon requestCaution27
Perplexity generalPerplexity AI · free to tryUS AI search engine that delivers answers with source citations via its own Sonar models and external frontier models, with separate Enterprise agreements on data use.–Elo$20 / monthUnknown28
Llama generalMeta · free to tryMeta's natively multimodal, open-weight Mixture-of-Experts family (Scout and Maverick), free to download and self-host.–Eloon requestCaution
OpusFlow professional toolOpus4All B.V. (Deventer, NL) · NetherlandsDutch ERP platform for installers of solar panels, heat pumps, charging points and batteries. Combines CRM, design (PV Designer), scheduling, warehousing and invoicing in one system. More than 3,000 users; €3.8 million growth funding (2024).own modelfrom €99/user/month (annual cont…Strong2Reonic professional toolReonic GmbH (Augsburg, DE) · EUGerman AI platform for installers of solar panels, heat pumps and charging points. Combines 3D roof planning, technical sizing, quotes and CRM in one interface. Over 3,000 customers in 13 countries; €13 million Series A (2024).on on requestStrong3Siemens Building X professional toolSiemens Smart Infrastructure (Munich, Germany) · EUModular cloud suite for building management that brings data from installations, meters and sensors together in a single data lake. AI controls climate systems and performs real-time analysis and forecasting; Occupancy Manager proposes Eco and Comfort schedules itself based on expected occupancy. Open APIs and vendor-independent integrations, so it can also be used on top of non-Siemens hardware.own modelmodular subscription per applicationStrong4Gradyent professional toolGradyent B.V. (Rotterdam, NL) · NetherlandsRotterdam-based AI platform that optimises heat and cooling networks through a real-time digital twin. It integrates geographic data, weather data and sensor data with physical models and AI to give operators insight into network conditions, predict faults and reduce CO₂ emissions. Clients are large European heat network operators.own modelon request (B2B enterprise, heat…Good5ACCURE Battery Intelligence professional toolACCURE Battery Intelligence GmbH (Aachen, Germany) · EUGerman predictive analytics platform for large-scale battery energy storage (BESS) that combines AI with physical models to optimise the safety, performance and lifespan of battery systems. Supports 24+ GWh across 100+ installations worldwide. Received a Series B investment of 2025 million in February 6.own modelon requestGood6Sollit professional toolSollit B.V. (Zwolle, NL) · NetherlandsDutch all-in-one platform for installers of solar panels, heat pumps, charging points and batteries. Sollit (formerly 2Solar, founded in 2013) covers the full workflow from lead to invoicing and is used by more than 1,000 companies across Europe.own modelon requestLimited7Novasole Quickr professional toolNovasole B.V. (The Hague, NL) · Netherlands · free trial availableDutch AI software that automatically recognises roof objects from postcode and house number and generates a complete solar panel design. ISSO-certified yield calculation; according to the company, it saves installers up to 90% of time on design and quotes.own modelon requestLimited8Altilia EMS professional toolAltilia (NL) · NetherlandsDutch AI energy management system (EMS) that automatically controls home batteries, solar panels, charging points and heat pumps based on dynamic energy tariffs and weather forecasts. Partner network of 300+ installers and 9 wholesalers in the Netherlands.own modelvia installer (B2B channel)Limited9Heartbeat AI (1KOMMA5°) professional tool1KOMMA5° (Hamburg, DE; active in NL) · EUAI energy automation layer from 1KOMMA5° that connects solar panels, a home battery, a heat pump and a charging point and automatically saves on energy costs. It buys electricity during cheap hours on the energy exchange; compatible with existing installations. One-off hardware plus a monthly subscription.own modelhardware €599 one-off + €14.99/m…Limited10Dexter Energy professional toolDexter Energy Services B.V. (Amsterdam, NL) · NetherlandsAmsterdam-based AI platform for price and generation forecasts and trading optimisation for energy producers with solar farms, wind farms and batteries. It reduces imbalance costs by up to 35% and raises market revenues by up to 30%. Over 80 energy companies are clients, including Greenchoice, Centrica and Axpo.own modelon request (B2BLimited11Evailable professional toolEvailable GmbH (Essen, DE) · EUGerman AI platform for managing and maintaining EV charging infrastructure that analyses usage patterns per charging point to detect faults early and resolve them remotely. It manages around 30,000 charging points in Europe and promises to resolve issues 10x faster than traditional approaches. Compatible with almost all charger types.own modelon requestLimited12Spacewell Workplace professional toolSpacewell, a Nemetschek Company (Antwerp, Belgium) · EUBelgian workplace and facility management platform (formerly MCS) with floor plans, bookings, requests, occupancy and air quality sensors. Spacewell AI automates routine steps, such as automatically releasing reserved spaces that sensors show are empty, and simulates layout scenarios before a renovation.own modelEntry, Advanced and Ultimate, tar…Limited13Integer Platform professional toolInteger Technologies B.V. (Eindhoven, Netherlands) · NetherlandsPlug-and-play control for energy installations in small and medium-sized commercial buildings. The platform reads out the installation, automatically builds a model of the building, and controls heat pumps, ventilation, solar panels and batteries from the cloud to save energy and prevent grid congestion.own modelon requestLimited14Aurora Solar / HelioScope professional toolAurora Solar Inc. (San Francisco, USA)Globally leading cloud platforms for solar energy design. Aurora Solar offers AI-driven roof scanning and a financial proposal for residential installations; HelioScope (also by Aurora) focuses on commercial and industrial systems with accurate yield modelling (LIDAR, P50). Used in over 100 countries.own modelon requestUnknown15OpenSolar professional toolOpenSolar Pty Ltd (Australia) · free trial availableFree cloud platform for solar energy companies to design projects, create quotes and manage projects. Offers auto-design tools, finance integrations, e-signatures and 200+ partner integrations. Over 28,000 active users in 185 countries.own modelfreeUnknown16BrainBox AI professional toolBrainBox AI, a Trane Technologies company (Montreal, Canada)Autonomous AI layer on top of an existing building management system that independently adjusts heating, cooling and ventilation. It predicts the building's thermal behaviour and weather impact per zone, and sets setpoints ahead of time rather than reactively. Works without new hardware on existing BMS installations.own modelfrom around $0.25 per ft² per year…Unknown17Claude generalAnthropicFamily of language models from Anthropic that excels at long documents, careful reasoning, coding and reliable, safe output.1506Elo$20 / monthStrong18Gemini generalGoogleGoogle DeepMind's natively multimodal model family, deeply integrated into Workspace, with a very large context window.1526Elo€4.99 / monthStrong19ChatGPT generalOpenAIOpenAI's versatile, agentic flagship with a very large context window and a broad ecosystem of integrations.1485Elo$8 / monthStrong20Copilot generalMicrosoftMicrosoft's AI layer that combines GPT and Claude models with your own organisational data and the Microsoft 365 apps.1485Elofrom €10 / monthCaution21Le Chat (Mistral) generalMistral AIFrench/European AI lab with open-weight and commercial models and the Le Chat assistant, with EU data residency as its core proposition.1427Elo$14.99 / monthStrong22Qwen generalAlibaba Cloud · free to tryChinese model family from Alibaba Cloud with a free chat app, a large open-weight catalogue and the proprietary flagship Qwen3.8-Max with 1 million tokens of context.1484Eloon requestCaution23GLM (Z.ai) generalZ.ai (Zhipu AI) · free to tryChinese AI lab (Zhipu, international Z.ai) with the open-weight GLM family under MIT licence, particularly strong at programming and agent tasks at low prices.1483Elo$18 / monthCaution24Kimi generalMoonshot AI · free to tryChinese AI lab (Moonshot AI) with the open-weight Kimi K2 family and an assistant that focuses strongly on agents, deep research and long documents.1487Elo$19 / monthCaution25Grok generalxAIThe model from xAI, integrated into X, distinguished by real-time access to live X posts and web data.1471Elo$10 / monthCaution26DeepSeek generalDeepSeek · free to tryOpen-weight (MIT) Chinese language model with a 1M context window and a built-in reasoning mode, at very low API costs.1475Eloon requestCaution27Perplexity generalPerplexity AI · free to tryUS AI search engine that delivers answers with source citations via its own Sonar models and external frontier models, with separate Enterprise agreements on data use.–Elo$20 / monthUnknown28Llama generalMeta · free to tryMeta's natively multimodal, open-weight Mixture-of-Experts family (Scout and Maverick), free to download and self-host.–Eloon requestCautionNo options with these filters. 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Quality: LMArena · prices: OpenRouter and providers · as of 10 November 2026
Last checked: 7 November 2026 · How we check
How to get started in renewable energy & energy transition
- Try this weekStart a free trial with Novasole Quickr on non-confidential work. In under an hour you'll see what AI can do for renewable energy & energy transition.
- Sort the basics (GDPR)Choose the business variant, sign a data processing agreement and turn off training on your data. See the GDPR check per option.
- Go deeper with field softwareBook a demo with OpusFlow: built for renewable energy & energy transition, with the strongest published safeguards.
Where AI does the most in this field
The core tasks we track for this profession. Tools in the list above can be compared on these tasks.
- 1Generate roof designs and yield calculations automatically
- 2Drafting quotes and subsidy calculations
- 3Qualifying and following up leads and scheduling appointments
- 4Streamlining fitter scheduling, work orders and invoicing
By task in renewable energy & energy transition
A separate comparison for each task, with the top pick shown.
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Frequently asked questions
Related professions
What is the best AI for renewable energy & energy transition?
That depends on your requirements. Field-specific solutions such as OpusFlow are built for sustainable energy & the energy transition; general assistants such as Claude are more widely applicable and cheaper to get started with. At the top of this page you will find our picks.
What is the difference between a 'field-specific tool' and a 'general assistant'?
A general assistant (such as ChatGPT or Claude) is a clever all-rounder you converse with yourself. A field-specific tool is a ready-made product for renewable energy & energy transition, often built on top of such an assistant, with its own domain knowledge, integrations and GDPR commitments. The 'Quality' column shows which model a tool runs on.
May I use confidential data?
Client and project data (address, energy consumption, financing) are personal data under the GDPR. Only use systems with a data processing agreement and EU hosting; check whether cloud platforms use technical installation data for model training. Yield calculations and subsidy applications are binding, have a qualified installer verify all AI output before use. ISDE and SDE++ subsidy rules change regularly; link AI calculations to current subsidy sources.
What does the GDPR profile mean?
Our summary of what the provider publishes about data protection: EU hosting, no training on your data, certifications and provenance. 'Strong' = several safeguards published; 'Unknown' = the provider shares little, so ask them. It is a tool, not legal advice.