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Add external MCP servers as `mcp` connectors with per-user OAuth - #10009

Merged

k-anshul merged 14 commits into

mainfrom

mcp_connector

Oct 21, 2026

Merged

Add external MCP servers as `mcp` connectors with per-user OAuth#10009
k-anshul merged 14 commits into
mainfrom
mcp_connector

Commits on Oct 15, 2026
- WIP: external MCP connector
  
  nishantmonu51
  authored and
  k-anshul
  committed
  6f7be4b
- Bind MCP OAuth tokens to their client, coordinate token writes in the database, resolve templated server URLs
  
  nishantmonu51
  authored and
  k-anshul
  committed
  92a7d6e
- Simplify external MCP servers: one connection surface, explicit continuation, per-user tool catalog, shared prompt fragment
  
  nishantmonu51
  authored and
  k-anshul
  committed
  f17515c
- Fix MCP OAuth cleanup rollback, serialize client registration, check connector access before resolving config
  
  nishantmonu51
  authored and
  k-anshul
  committed
  e540185
- Clone cached MCP tool schemas, match stored OAuth clients on the full configuration, check tool access against the current connector
  
  nishantmonu51
  authored and
  k-anshul
  committed
  f2b62b8
- Check the server identity before supplying a cached MCP token, keep superseded OAuth clients, expose authorization separately from availability
  
  nishantmonu51
  authored and
  k-anshul
  committed
  c9ae140
Commits on Oct 16, 2026
- scope change is not detected in earlier design
  k-anshul
  committed
  bbc7325
- oauth in rill cloud only
  k-anshul
  committed
  a6333d9
Commits on Oct 19, 2026
Commits on Oct 20, 2026
- review comments
  k-anshul
  committed
  863841e
Commits on Oct 21, 2026
- Accept origin resource in root OAuth metadata; reconnect on missing MCP session
  
  k-anshul
  and
  claude
  committed
  80a2329

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Add external MCP servers as `mcp` connectors with per-user OAuth - #10009

Add external MCP servers as `mcp` connectors with per-user OAuth#10009
k-anshul merged 14 commits into
mainfrom
mcp_connector

Commits on Oct 15, 2026

WIP: external MCP connector

Bind MCP OAuth tokens to their client, coordinate token writes in the database, resolve templated server URLs

Simplify external MCP servers: one connection surface, explicit continuation, per-user tool catalog, shared prompt fragment

Fix MCP OAuth cleanup rollback, serialize client registration, check connector access before resolving config

Clone cached MCP tool schemas, match stored OAuth clients on the full configuration, check tool access against the current connector

Check the server identity before supplying a cached MCP token, keep superseded OAuth clients, expose authorization separately from availability

Commits on Oct 16, 2026

scope change is not detected in earlier design

oauth in rill cloud only

Commits on Oct 19, 2026

Fail with a clear error when external MCP tools exceed the LLM tool limit

Invalidate cached security when a connector's spec changes

Revoke connector OAuth tokens on disconnect

Merge remote-tracking branch 'origin/main' into mcp_connector

Commits on Oct 20, 2026

review comments

Commits on Oct 21, 2026

Accept origin resource in root OAuth metadata; reconnect on missing MCP session