v1.6.0

NangoHQ/nangov1.6.0Jul 1, 2026by release-please[bot]

AI Summary

This update adds support for the MCP 2026 draft specifications, introduces new Google Cloud tools for Cloud Storage and Dataplex, and enhances Looker query capabilities.

Key Highlights

Added support for MCP 2026 draft specifications
Added digital signature to Toolbox binaries for enhanced security
Introduced new tools for Cloud Storage configuration and Dataplex data products/assets
Enhanced Looker tools with support for complex filters and dynamic fields

New Features

Support for MCP 2026 draft specs
Digital signature added to binaries
Cloud Storage tool with configurable parameters
Dataplex tools (list data products, get data product, list data assets)
Looker tools with complex filter_expression and dynamic_fields support

Full Release Notes

## [1.6.0](https://github.com/googleapis/mcp-toolbox/compare/v1.5.0...v1.6.0) (2026-06-30)


### Features

* Support MCP 2026 draft specs ([#3544](https://github.com/googleapis/mcp-toolbox/issues/3544)) ([d12eaa8](https://github.com/googleapis/mcp-toolbox/commit/d12eaa856bad70b49ba2b7b9f2882cffbf81220f))
* **release:** Add digital signature to Toolbox binaries ([#3528](https://github.com/googleapis/mcp-toolbox/issues/3528)) ([3f0f0af](https://github.com/googleapis/mcp-toolbox/commit/3f0f0af29007929b01e95ee2caef4fd2015d5f12))
* **tool/cloud-storage:** Configure object operation parameters ([#3529](https://github.com/googleapis/mcp-toolbox/issues/3529)) ([d6dc5fe](https://github.com/googleapis/mcp-toolbox/commit/d6dc5fe8e47b585415bd5f237b2ba5d8276bc0e0))
* **tool/cloud-storage:** Support configurable parameters ([#3478](https://github.com/googleapis/mcp-toolbox/issues/3478)) ([bc2de2a](https://github.com/googleapis/mcp-toolbox/commit/bc2de2ab386e0ae8591c4b7f7faa6165b7edf8a2))
* **tools/dataplex-list-data-products:** Add dataplex-list-data-products tool ([#3337](https://github.com/googleapis/mcp-toolbox/issues/3337)) ([6dd669a](https://github.com/googleapis/mcp-toolbox/commit/6dd669ad9bad3e54206a82b3af122d845e2cdc63))
* **tools/dataplex-get-data-product:** Add dataplex-get-data-product tool ([#3499](https://github.com/googleapis/mcp-toolbox/issues/3499)) ([7ea7a09](https://github.com/googleapis/mcp-toolbox/commit/7ea7a095cc6dcf85520a8f39c4cd5a20062289f7))
* **tools/dataplex-list-data-assets:** Add dataplex-list-data-assets tool ([#3500](https://github.com/googleapis/mcp-toolbox/issues/3500)) ([182f933](https://github.com/googleapis/mcp-toolbox/commit/182f9332d67cc90d81f78b536081a7f47766d966))
* **tools/looker:** Support complex filter_expression parameter in queries ([#3494](https://github.com/googleapis/mcp-toolbox/issues/3494)) ([997fb8c](https://github.com/googleapis/mcp-toolbox/commit/997fb8c39a4cb60173bcc8543118057e77e0fce4))
* **tools/looker:** Support dynamic_fields parameter in queries ([#3507](https://github.com/googleapis/mcp-toolbox/issues/3507)) ([cd22b89](https://github.com/googleapis/mcp-toolbox/commit/cd22b893573f87c0d5406490b71ddf317a07dc7b))


### Bug Fixes

* **tools/gda:** Support mTLS and GOOGLE_API_USE_MTLS_ENDPOINT for GDA client ([#3460](https://github.com/googleapis/mcp-toolbox/issues/3460)) ([cc2a61e](https://github.com/googleapis/mcp-toolbox/commit/cc2a61e9a522136d07f7be9b8bc87916f32bf076))
* **tools/looker-conversational-analytics:** Validate explore_references shape instead of panicking ([#3531](https://github.com/googleapis/mcp-toolbox/issues/3531)) ([b67419d](https://github.com/googleapis/mcp-toolbox/commit/b67419d34bfc437b6eace5abaaf02ae1339d83ee))
* **tool/looker-create-view-from-table:** Correct Looker API payload structure ([#3515](https://github.com/googleapis/mcp-toolbox/issues/3515)) ([18c539c](https://github.com/googleapis/mcp-toolbox/commit/18c539c5935c2a496e7e5da68241b4307d8f3e6e))

| **OS/Architecture**                                                                                       | **Description**                                                                                                          | **SHA256 Hash**                                                     |
| --------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------- |
| [linux/amd64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.6.0/linux/amd64/toolbox) ([Signature](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.6.0/linux/amd64/toolbox.asc)) | For **Linux** systems running on **Intel/AMD 64-bit processors**.                                                        | 0cd6fa1773926a37e55c803542f16ef621eaea38b015ec9778dfaae9f30da302    |
| [darwin/arm64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.6.0/darwin/arm64/toolbox)      | For **macOS** systems running on **Apple Silicon** (M1, M2, M3, etc.) processors.                                        | feb567fb8416504004ff99acd4661278a88d70cc137681f6535a5e54469c6594    |
| [darwin/amd64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.6.0/darwin/amd64/toolbox)      | For **macOS** systems running on **Intel processors**.                                                                   | fbb5af6b170431edb08741828a2581f9ee8548dd37c3e8222a3c2722f0007f32    |
| [windows/amd64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.6.0/windows/amd64/toolbox.exe) | For **Windows** systems running on **Intel/AMD 64-bit processors**.                                                      | 3be7e587c86dd9dbdb593a380396f399358c179ce37aed3045b4c8bf42569394    |
| [windows/arm64](https://storage.googleapis.com/mcp-toolbox-for-databases/v1.6.0/windows/arm64/toolbox.exe) | For **Windows** systems running on **ARM 64-bit processors**.                                                            | 3c6345114032a0671a5b66764673124ec4c27b5b41d1816ea15ac8afb5ca7cdc    |