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The CS notebook.

Field notes for CS teams on handling customer asks in chat, holding off churn, and keeping the roadmap focused.

How We Built a Secure Chat for CS Teams on Top of MCP

Building chat over live customer data is a security problem before it's a product problem. Here's what that meant in practice: per-turn tenant isolation, credentials the model never touches, and session history that stores what was said but never what was used to get there.

Tomer Liran·CTO & Co-Founder·May 22, 2026·5 min read

Agent InfrastructureEngineering at BridgeMCP Tooling

Add an MCP server to your SaaS in 10 minutes (free, no credit card)

70% of large SaaS brands now ship a remote MCP server. The build looks expensive — auth, transport, hosting, credential management. Here's how to skip all of it and go live in 10 minutes on the free tier.

Tomer Liran·May 12, 2026·5 min read

Agent InfrastructureEngineering at Bridge

The Fan-Out Problem: Why Grouping API Tools Isn't Enough

Mapping REST APIs to AI agent tools creates bloat. Grouping seems like the fix, but fans out into a new problem when one tool gets 20+ actions. The solution: cap at 8, let the constraint do the design work.

Tomer Liran·May 12, 2026·4 min read

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Agent InfrastructureEngineering at Bridge

What I Learned Building a Managed MCP Infrastructure Layer

Building MCP servers is easy. Building the infrastructure around them like auth, multi-tenancy, credential management, context windows, etc. is where the real work lives. Lessons from shipping a managed MCP gateway, plus community insights from developers running MCP in production.

Tomer Liran·May 5, 2026·5 min read