Connect Collate to Hermes
Give Hermes governed access to Collate’s 19 tools through Runlayer, with identity, policy, scanning, and audit on every call.
Set up
Add Collate to Hermes in four steps
Admins approve the server once. Everyone in Hermes then gets it through the same governed connection.
- 1
Add Collate to Runlayer
Collate isn’t in the Runlayer catalog yet, so an admin adds it by its MCP server URL.
Adding a connector manually - 2
Connect Hermes to Runlayer
Users add the Runlayer Plugin to Hermes by following Runlayer’s setup guide. Hermes reaches Collate’s 19 tools through the Runlayer Plugin’s search and execute tools instead of listing each one.
Hermes setup guide - 3
Sign in to Collate
Sign in the way Collate requires. Runlayer holds the credentials so they stay out of the client’s configuration.
- 4
Use Collate from Hermes
Collate’s approved tools appear in Hermes. Every call is checked against policy and recorded.
Tools
19 Collate tools in Hermes
Runlayer policy decides which of these Hermes users can call.
Create article
Creates a Knowledge Center Article page in Collate.
Create classification
Creates a new Classification in OpenMetadata.
Create data product
Creates a new Data Product in OpenMetadata.
Create domain
Creates a new Domain in OpenMetadata.
Create glossary
Creates a new Glossary.
Create glossary term
Creates a new Glossary Term.
Create lineage
Can be used to create lineage between two assets.
Create metric
Creates a new Metric entity in OpenMetadata.
Control
What Runlayer can see and stop in Hermes
Some controls apply to every client at the gateway. Others depend on what Hermes exposes to Runlayer.
Gateway policy (available)
Every Collate call from Hermes passes through Runlayer, where your policies can allow, alert, mask, or block it.
Audit trail (available)
Each call is recorded with the user, Hermes as the client, the tool, and the policy and scanner decisions.
Client hooks (available)
Capture supported prompts, reasoning, local and MCP tool calls, responses, and scanner decisions in real time.
Stop a call before it runs (available)
Runlayer can deny a tool call before Hermes runs it.
Block output after it runs (available)
Runlayer can block a tool’s output in Hermes and show a message in its place.
Redact output in place (not available)
Hermes cannot take masked output, so Runlayer can block a tool’s output but not mask it. The gateway still applies policy to the call.
In Hermes
- Hermes can replace blocked tool output with a message, but its after-call event is for monitoring only.
Frequently asked questions
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