DriftGuard
DriftGuard blog
Contract observability notes
Practical guides for teams running MCP agents and vendor API integrations — detect schema drift before production breaks.
MCP agentsOpenAPI & CIFundamentalsCompare
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How to monitor MCP tools/list for breaking changes
Schedule snapshots of MCP tool catalogs, classify schema diffs, and alert before agents call removed tools.
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OpenAPI diff in CI vs. live vendor API monitoring
Why merge-time spec checks miss production drift — and how to pair CI gates with hosted watches.
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What is contract drift (and why uptime checks miss it)
Contract drift is when live API or MCP response shapes change while HTTP status stays 200.
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DriftGuard vs. uptime monitors and DIY cron diffs
When synthetic uptime and hand-rolled JSON diff scripts fall short.
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Watch your first contract free
Paste a vendor URL or MCP endpoint — baseline in minutes, alert on breaking drift.