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Formist vs Coolset

Formist vs Coolset

Coolset and Formist are closer than most: both read your documents, and both connect to AI assistants through MCP. Coolset is an EU compliance suite, from CSRD to deforestation and packaging rules, with experts and auditors on every plan. Formist is an agent focused on producing the filings, including CBAM and ISO 14083.

Last checked October 2026

What each product offers, from each company’s own public pages.
FormistCoolset
Scope 1, 2 and 3 inventoryYesBuilds a GHG Protocol inventory workbook with a year over year comparison.[1]YesScope 1 to 3 from financial records, with a TÜV certified methodology.[2]
CSRD and ESRSYesMaps ESRS datapoints, runs the gap analysis and produces the data collection templates.[3]YesDouble materiality, guided ESRS templates and ESRS aligned exports.[4]
EU TaxonomyYesAssesses alignment and produces the taxonomy disclosure tables.[5]YesMaps activities, assesses alignment and generates reports.[6]
Works from your own documentsYesReads invoices, meter readings and shipment papers and keeps each figure’s source.[7]YesUpload documents such as purchase orders in a conversation with its assistant.[8]
Works inside Claude, ChatGPT and other MCP clientsYesFormist is an MCP server: connect it once and your assistant gains every skill.[9]YesCoolset ships an MCP server for AI assistants.[8]
CBAM declarationYesCalculates embedded emissions and drafts a validated CBAM declaration package.[7]Not listed on their siteCBAM is not in the product menu on Coolset’s home page.[10]
ISO 14083 transport emissionsYesFiles the ISO 14083:2023 report across road, rail, air, sea and multimodal legs.[11]Not listed on their siteISO 14083 is not in the product menu on Coolset’s home page.[10]

When Coolset is the better choice

  • You need EUDR, packaging or EcoVadis support in the same suite as CSRD.
  • You want a customer success manager, researchers and vetted auditors included.
  • You need ISO 27001 and SOC 2 Type II, which Coolset states it holds.

When Formist is the better choice

  • You import into the EU and file CBAM, or report logistics emissions under ISO 14083.
  • You want an agent that produces the regulated file, working from your own documents.
  • You also file outside the EU: GHG Protocol, CDP and other frameworks from the same documents.

Questions buyers ask

Both connect to AI assistants. What is the difference?
Coolset’s MCP server connects its platform to your assistant. Formist’s MCP server gives your assistant skills that produce filings, such as a CBAM declaration package, from your documents.
What does “not listed on their site” mean?
We read the page cited for that row and did not find the feature. It does not mean the product cannot do it. Ask the vendor if it matters to you.
Can I try Formist?
Yes. Get in touch through the contact page and we will set up a walkthrough with your own documents.

See Formist on your own documents

Tell us which frameworks you report on and we will walk you through a filing.

Talk to us

Sources

Each mark in the table cites one of these public pages. Products change, so read the source before you rely on a row.

  1. Formist GHG Protocol skill read on
  2. Coolset Carbon accounting read on
  3. Formist CSRD / ESRS skill read on
  4. Coolset CSRD read on
  5. Formist EU Taxonomy skill read on
  6. Coolset EU Taxonomy read on
  7. Formist Formist Green: sustainability AI read on
  8. Coolset Coolset MCP read on
  9. Formist Connect Formist to your AI assistant read on
  10. Coolset Home read on
  11. Formist ISO 14083 skill read on

If something here is out of date or wrong, tell us through the contact page and we will correct it.