StackOne

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4.8 out of 5 stars
67 reviews
  • 1 profiles
  • 4 categories
Average star rating
4.8
Serving customers since
2023
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StackOne Reviews

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Star Rating
61
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1
Verified User in Information Technology and Services
CI
Verified User in Information Technology and Services
Enterprise (> 1000 emp.)
10/14/2026
Validated Reviewer
Verified Current User
Review source: Organic

Easy StackOne MCP Connection to Claude with Fast, Helpful Support

|StackOne
What I loved most was how easy it was just to connect StackOne's MCP to my Claude. The StackOne support team answered every technical question quickly, and they've suggested other use cases I'm now planning to roll out.
Charlie V.
CV
Charlie V.
Development ManagerSmall-Business (50 or fewer emp.)
10/14/2026
Validated Reviewer
Verified Current User
Review source: Organic

StackOne's MCP Connectors Made Our AI Agent Actually Work

|StackOne
We run cost reporting and document control across a lot of live projects, and most of a Monday used to go on chasing invoices and updating trackers by hand. We wanted an agent to do the pulling, but every system needed its own integration and our IT lead wasn't keen on giving an AI write access to finance. StackOne's pre-built connectors got our agent reading from our accounting and document tools in a few hours. Permission Policies let us keep it read-only on finance while it drafts the accruals summary. Observability & Audit gave our directors a log of every action it took, and that's what got them comfortable. When one connector returned odd field names, StackOne support had it fixed the same day.
Hannah C.
HC
Hannah C.
TV ProducerSmall-Business (50 or fewer emp.)
10/13/2026
Validated Reviewer
Verified Current User
Review source: Organic

Unbelievably Efficient - Streamlined the setup and running of my business

|StackOne
It was unbelievably efficient and has made my business idea way more streamlined and easier to set up. I work in film and track freelance crew availability in a Google Sheet. I connected my AI to Gmail and Google Sheets through StackOne in a couple of clicks. It now reads availability replies from my inbox and updates the sheet for me, so I don't copy it across by hand anymore. Setup was simple even though I'm not technical.

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What is StackOne?

StackOne is the Tool Gateway for successful AI rollouts across teams and systems. It manages the tool layer between AI agents and business applications, giving organizations shared, governed and secured access to business systems without every team building and maintaining separate integrations. StackOne provides managed connectors for business applications and pre-built actions via an MCP gateway, A2A, AI SDKs and APIs, plus an AI Connector Builder to extend connectors or connect custom and legacy systems. Tool discovery and token optimization surface only relevant tools, keeping context lean. Managed authentication and granular permissions govern access for every user, agent and action; prompt-injection defense and reliable, secure execution protect against unsafe or malicious tool responses; and end-to-end observability captures tool calls, actions, failures and audit trails. StackOne has raised $24 million and is backed by GV (Google Ventures) and Workday Ventures.

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Year Founded
2023