How to connect ChatGPT, Claude, Copilot and Grok to ESG Book ESG scores
Add the Bigdata MCP server to ChatGPT, Claude, Microsoft Copilot, Grok or your own agent, then ask about ESG Book ESG scores, with every answer cited.
See what your agent gets back
Example answer from an AI agent connected to Bigdata.com. Every claim cites its source.
How has Microsoft's ESG score changed since 2021?
ESG BookDown. ESG Book's average score for Microsoft stands at 60.7 for 2026, after 64.2 in 2025, 64.5 in 2024, 75.2 in 2023, 76.4 in 2022 and 70.6 in 2021 1. The environmental pillar carries most of the fall: 91.7 in 2021 and 94.0 in 2023, 74.8 in 2026. Social slipped from 72.2 to 51.3 over the same years, while governance moved the other way, from 44.9 in 2021 to 59.1 in 2026 1.
What's covered
ESG Book ESG scores
Delivered through ESG Book. Archive on Bigdata.com since 2015.
Cited answers
Answers link to the source they draw on.
About ESG Scores
Connect it through the Bigdata MCP server and your agent can search it and cite what it finds.
About ESG Book
ESG Book, formerly Arabesque S-Ray, is a Frankfurt-based provider of validated ESG data that investors and institutions use to assess risk and regulatory compliance. It combined with EthiFinance in July 2026 and now operates under the EthiFinance brand.
Connect ESG Scores to your agent
Add the Bigdata MCP server
Add Bigdata.com as a connector in Claude, ChatGPT, Microsoft Copilot or your own agent.
https://mcp.bigdata.com/Ask with these tools
Your agent uses these MCP tools to search this source and cite what it finds.
bigdata_company_tearsheet (ESG performance)Check your access
Available as an add-onAvailable as an add-on to your Bigdata.com plan. Ask our team to add it, then connect through the Bigdata MCP server or API.
Explore other sources
Frequently asked questions
Can ChatGPT access ESG Book ESG scores?
Yes, through the Bigdata MCP server. Once it is connected, ChatGPT can search ESG Book ESG scores and cite what it finds.
How do I connect ChatGPT, Claude, Copilot or Grok to ESG Book ESG scores?
Add the Bigdata MCP server to ChatGPT, Claude, Microsoft Copilot or Cursor and sign in. For Grok, add it as a remote MCP tool in the xAI API, using a Bigdata API key. Then ask about ESG Book ESG scores in plain language. Answers cite the sources they use.
What is ESG Book ESG scores?
ESG Book's ESG and climate scores for 76,000+ public companies in 170 countries, updated daily.
Is it included in my subscription?
It's available as an add-on to your Bigdata.com plan. Contact sales@bigdata.com to add it.
How far back does it go?
Bigdata.com's ESG Scores archive goes back to 2015.
Start building with Bigdata.com
Connect through the Bigdata MCP server or API. Every answer cites its source.
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