Akhilesh Kumar
54a9bce2b7
refactor(core): architectural decoupling of MCP management and tool isolation
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This commit implements a proper architectural decoupling of MCP servers from the global ToolRegistry, eliminating the need for the `__agent__` naming prefix while maintaining perfect isolation.
Key changes:
1. McpClientManager now acts as a pure connection pool, keying clients by a hash of their configuration. This allows multiple agents or extensions to define servers with the same name (e.g. 'github') without collision.
2. McpClient supports multiple 'RegistrySets', allowing it to push discovered tools, prompts, and resources into arbitrary isolated registries.
3. LocalAgentExecutor now creates and manages its own isolated Tool, Prompt, and Resource registries. The `__agent__` prefix is removed, and tools retain their standard `mcp_{server}_{tool}` FQN.
4. CoreToolScheduler and policy checks are reverted to use standard names, as isolation is now handled at the registry level rather than via string namespacing.
5. Proxied the Config object within subagents to ensure system-wide components (like prompt templates) automatically use the agent-specific registries.
6. Verified through comprehensive updates to core tests for agents, MCP management, and registries.
2026-03-13 19:23:33 +00:00
Akhilesh Kumar
ee425228fe
fix(core): ensure policy engine compatibility with isolated MCP servers
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This commit addresses PR feedback regarding the prefixing of isolated subagent MCP servers and its potential to break existing security policies relying on standard FQNs.
1. Added `originalName` to `MCPServerConfig` and `originalServerName` to `DiscoveredMCPTool`.
2. Updated `CoreToolScheduler` to reconstruct the original FQN (without the `__agent__` prefix) when performing policy checks via the Policy Engine. This ensures policies mapping to standard `mcp_{server}_{tool}` formats still apply correctly to isolated agents.
3. Added a remote agent back to `NewAgentsNotification.test.tsx` to maintain coverage for both local and remote agents.
2026-03-13 17:30:32 +00:00
Abhi
8432bcee75
fix(core): resolve MCP tool FQN validation, schema export, and wildcards in subagents ( #22069 )
2026-03-12 14:17:36 +00:00
Spencer
a220874281
feat(policy): support auto-add to policy by default and scoped persistence ( #20361 )
2026-03-10 17:01:41 +00:00
Christian Gunderman
dac3735626
Disallow underspecified types ( #21485 )
2026-03-07 21:05:38 +00:00
Abhi
931e668b47
refactor(core): standardize MCP tool naming to mcp_ FQN format ( #21425 )
2026-03-06 22:17:28 +00:00
nityam
28af4e127f
fix: merge duplicate imports in packages/core (3/4) ( #20928 )
2026-03-04 00:12:59 +00:00
Abhi
28e79831ac
fix(core): sanitize and length-check MCP tool qualified names ( #20987 )
2026-03-03 21:38:52 +00:00
Spencer
20d884da2f
fix(core): reduce intrusive MCP errors and deduplicate diagnostics ( #20232 )
2026-02-27 20:04:36 +00:00
Sandy Tao
3ff5cfaaf6
feat(telemetry): Add context breakdown to API response event ( #19699 )
2026-02-24 23:26:28 +00:00
Jerop Kipruto
15f6c8b8da
feat(policy): Propagate Tool Annotations for MCP Servers ( #20083 )
2026-02-24 14:20:11 +00:00
Yuki Okita
05bc0399f3
feat(cli): allow expanding full details of MCP tool on approval ( #19916 )
2026-02-24 01:45:05 +00:00
Abhi
acb7f577de
chore(lint): fix lint errors seen when running npm run lint ( #19844 )
2026-02-21 18:33:25 +00:00
joshualitt
6351352e54
feat(core): Implement parallel FC for read only tools. ( #18791 )
2026-02-20 00:38:22 +00:00
Abhijit Balaji
3408542a66
fix(core): prevent duplicate tool approval entries in auto-saved.toml ( #19487 )
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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
2026-02-19 20:03:52 +00:00
Christian Gunderman
fd65416a2f
Disallow unsafe type assertions ( #18688 )
2026-02-10 00:10:15 +00:00
Adib234
fe975da91e
feat(plan): implement support for MCP servers in Plan mode ( #18229 )
2026-02-05 21:37:28 +00:00
Abhi
eccc200f4f
feat(core): enforce server prefixes for MCP tools in agent definitions ( #17574 )
2026-01-27 04:53:05 +00:00
Andrew Garrett
97aac696fb
Fix mcp tool lookup in tool registry ( #17054 )
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Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com>
2026-01-21 04:18:33 +00:00
Vijay Vasudevan
eb3f3cfdb8
feat(hooks): add mcp_context to BeforeTool and AfterTool hook inputs ( #15656 )
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Co-authored-by: Tommaso Sciortino <sciortino@gmail.com >
2026-01-08 18:35:33 +00:00
Abhi
12c7c9cc42
feat(core,cli): enforce mandatory MessageBus injection (Phase 3 Hard Migration) ( #15776 )
2026-01-04 22:11:43 +00:00
Abhi
90be9c3587
feat(core): Standardize Tool and Agent Invocation constructors (Phase 2) ( #15775 )
2026-01-04 20:51:23 +00:00
Allen Hutchison
5f298c17d7
feat: Persistent "Always Allow" policies with granular shell & MCP support ( #14737 )
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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
2025-12-12 21:45:39 +00:00
Kevin Ramdass
2d3db97067
Fix: Correctly detect MCP tool errors ( #14937 )
2025-12-11 16:41:02 +00:00
Jacob MacDonald
c883403147
[feat] Extension Reloading - respect updates to exclude tools ( #12728 )
2025-11-07 20:18:35 +00:00
Allen Hutchison
f5bd474e51
fix(core): prevent server name spoofing in policy engine ( #12511 )
2025-11-05 18:10:23 +00:00
Shardul Natu
236334d015
feat(telemetry): Add extension name to ToolCallEvent telemetry ( #12343 )
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Co-authored-by: Shnatu <snatu@google.com >
2025-10-31 13:50:22 +00:00
Allen Hutchison
064edc52f5
feat(policy): Introduce config-based policy engine with TOML configuration ( #11992 )
2025-10-28 16:20:57 +00:00
Allen Hutchison
b188a51c32
feat(core): Introduce message bus for tool execution confirmation ( #11544 )
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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
2025-10-24 20:04:40 +00:00
christine betts
c6a59896f3
Add extensions logging ( #11261 )
2025-10-21 20:55:16 +00:00
fuyou
66c2184fe5
feat: Add AbortSignal support for retry logic and tool execution ( #9196 )
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Co-authored-by: Sandy Tao <sandytao520@icloud.com >
2025-09-24 19:10:55 +00:00
Jacob MacDonald
d2ae869bb4
Simplify MCP server timeout configuration ( #7661 )
2025-09-03 17:34:32 +00:00
shrutip90
2a0e69d833
fix(trust): Update config.isTrustedFolder ( #7373 )
2025-08-29 02:41:33 +00:00
shrutip90
a0fbe000ee
Skip MCP server connections in untrusted folders ( #7358 )
2025-08-28 22:46:27 +00:00
Pascal Birchler
0f031a7f89
Explict imports & exports with type modifier ( #3774 )
2025-08-25 22:04:53 +00:00
Lee James
240830afac
feat(mcp): log include MCP request with error ( #6778 )
2025-08-22 18:10:30 +00:00
joshualitt
ec41b8db8e
feat(core): Annotate remaining error paths in tools with type. ( #6699 )
2025-08-21 21:40:18 +00:00
Jacob MacDonald
1738d40745
return the JSON stringified parameters from getDescription for MCP tools and Discovered tools ( #6655 )
2025-08-20 20:10:02 +00:00
Richie Foreman
2998f27f70
chore(compiler): Enable strict property access TS compiler flag. ( #6255 )
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Co-authored-by: Jacob Richman <jacob314@gmail.com >
2025-08-17 16:43:21 +00:00
Lee James
f47af1607a
bug(mcp): catch errors reported by GitHub MCP ( #6194 )
2025-08-14 22:30:05 +00:00
Richie Foreman
a90aeb3d8f
chore(build/compiler): Enable a bunch of strict TS compiler options. ( #6138 )
2025-08-13 20:17:38 +00:00
joshualitt
904f4623b6
feat(core): Continue declarative tool migration. ( #6114 )
2025-08-13 18:57:37 +00:00
Agus Zubiaga
d3fda9dafb
Zed integration schema upgrade ( #5536 )
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Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com >
Co-authored-by: Ben Brandt <benjamin@zed.dev >
2025-08-13 15:58:26 +00:00
Wanlin Du
d9fb08c9da
feat: migrate tools to use parametersJsonSchema. ( #5330 )
2025-08-11 23:12:41 +00:00
Luccas Paroni
2778c7d851
feat(core): Parse Multimodal MCP Tool responses ( #5529 )
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Co-authored-by: Luccas Paroni <luccasparoni@google.com >
2025-08-05 19:19:47 +00:00
Didier Durand
0f6405e28d
fix typos in diverse files ( #3550 )
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Co-authored-by: Pascal Birchler <pascal.birchler@gmail.com >
Co-authored-by: Pascal Birchler <pascalb@google.com >
Co-authored-by: N. Taylor Mullen <ntaylormullen@google.com >
2025-07-20 22:36:34 +00:00
Tommaso Sciortino
4dbd9f30b6
Revert background agent commits ( #4479 )
2025-07-19 00:28:40 +00:00
Tommaso Sciortino
003609239f
Add /background commands (when background agent is configured) ( #4407 )
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Co-authored-by: Bryan Morgan <bryanmorgan@google.com >
2025-07-18 22:38:04 +00:00
Tommaso Sciortino
b5f5ea2c31
Use simple name for MCP tools where possible. ( #4459 )
2025-07-18 21:29:09 +00:00
Conrad Irwin
761ffc6338
Zed integration ( #4266 )
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Co-authored-by: Agus Zubiaga <agus@zed.dev >
Co-authored-by: Ben Brandt <benjamin.j.brandt@gmail.com >
Co-authored-by: mkorwel <matt.korwel@gmail.com >
2025-07-17 22:25:23 +00:00