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Optimize
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Announcing StackOne Defender: leading open-source prompt injection guard for your agent • Read More →
Connect your AI agent to 47 production-ready CezanneHR actions via MCP, A2A, or SDK — with managed agent tool auth, optimized execution, and built-in security.
47 production-ready actions for your agent to do more on CezanneHR.
Watch Employee Onboarding DemoDo More, Build Less.
"What impressed us most about StackOne is its ambition and clarity. They're creating infrastructure that modern software and the entire AI agent ecosystem can rely on. The depth of secure integrations, the pace of delivery, and the team's foresight into AI's future uniquely position StackOne to redefine this category."
Luna Schmid, Partner at GV
"We've been impressed by how quickly and deeply StackOne integrates with complex enterprise systems -- and now, with their focus on agent-to-agent interoperability, they're unlocking even more powerful use cases for customers. StackOne delivers all of the above in a universal layer -- without compromise."
Barbry McGann, SVP at Workday Ventures
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100+ actions
AI agents exceed their context windows without knowing it. Six failure patterns and seven survival architectures for agentic context engineering.
15 min
Anthropic's code_execution processes data already in context. Custom MCP code mode keeps raw tool responses in a sandbox. 14K tokens vs 500.
11 min
Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.
10 min
All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.