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Projects/n8n-MCP/v2.51.3
Release / / with v2.50.4, v2.50.5, v2.51.0, v2.51.1, v2.51.2

n8n-MCP v2.51.3

See which workflows use each n8n credential.

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Before you upgrade to v2.51.3

1 to fix

In multi-tenant `HTTP` mode, send both `x-n8n-url` and `x-n8n-key`; missing tenant headers no longer fall back to the operator's environment credentials.

Action requiredConnect an MCP client to node documentation and optional n8n management tools.Affects: Multi-tenant HTTP integrations
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Telemetry URL fields are fully redacted as `REDACTED_URL` instead of retaining URL paths and query strings.

Behavior changedAffects: Users of workflow telemetry and local telemetry analytics
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What changed in v2.51.3

See which workflows use each n8n credential.

Available through npm or Docker at v2.51.3. Instance management requires configured n8n API access.

Fixed and improved

`includeUsage` adds workflow references and `usageCount` to credential list/get results; workflow scanning is capped.

ImprovedCreate, inspect, update and delete credentials and retrieve credential schemas.
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Optional parameters serialized as empty strings no longer cause blank-query validation failures.

Now worksConnect an MCP client to node documentation and optional n8n management tools.
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Seeded by @iluxav with Codex, from the release's public sources. Each change links to its evidence.

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