Changelog

0.3.10 (2026-08-05)

Features

• plugin: support agent plugin spec (#158) (28e53e6)

0.3.9 (2026-08-04)

Features

• prebuilt: Migrate skills-repo toolsets to kind: group with descriptions (mcp-toolbox#​3595) (b895b36) (47cc435)
• server: Add /healthz endpoint for container health checks (mcp-toolbox#​3060) (d5aefbc) (47cc435)
• skills: Add --group flag to generate a skill from one group (mcp-toolbox#​3585) (c1abd4f) (47cc435)
• skills: Default --name to --group, --toolset, or single --prebuilt name (mcp-toolbox#​3586) (2b33b08) (47cc435)
• skills: Make description optional during skills gen (mcp-toolbox#​3584) (d0a8f14) (47cc435)
• tool/looker: Add get_field_value_suggestions tool (mcp-toolbox#​3696) (3debe81) (47cc435)
• Add groups support (mcp-toolbox#​3605) (e75ec3b) (47cc435)
• Update draft specs to 2026-07-28 (mcp-toolbox#​3699) (cf128ff) (47cc435)

Bug Fixes

• server: Sort default toolset alphabetically for stable ordering (mcp-toolbox#​3539) (e5da24c) (47cc435)
• tools/looker: Enhance looker-run-dashboard to handle result maker structures and merge queries (mcp-toolbox#​3698) (7666bc0) (47cc435)
• tools/looker: Log request/response traces at debug, not error (mcp-toolbox#​3552) (c3ad445) (47cc435)
• Re-add name validation to tools name (mcp-toolbox#​3654) (944f6ce) (47cc435)
• Re-add tool validation during startup (mcp-toolbox#​3705) (25ce953) (47cc435)

0.3.8 (2026-07-21)

Features

• arcadedb: Add arcadedb source and tools (mcp-toolbox#​2961) (351de00) (82d9f48)
• cmd/internal,docs: Add warning log that prebuilt tools are for developer use (mcp-toolbox#​3451) (8cffcef) (82d9f48)
• Add quotaProject support for BigQuery and Looker conversational analytics (mcp-toolbox#​2610) (f3e7ca9) (82d9f48)

Bug Fixes

• parameters: Report the offending value in array/map type errors (mcp-toolbox#​3512) (4034d6f) (82d9f48)
• parameters: Return an error instead of panicking on a non-string type field (mcp-toolbox#​3516) (66a0d53) (82d9f48)
• source/looker: Dynamically resolve public host URL (mcp-toolbox#​3603) (0428afd) (82d9f48)
• tool/looker-run-dashboard: Add support for SQL Runner query tiles (mcp-toolbox#​3594) (0975d0a) (82d9f48)

0.3.7 (2026-07-01)

Features

• release: Add digital signature to Toolbox binaries (mcp-toolbox#​3528) (3f0f0af) (4c78941)
• tools/looker: Support complex filter_expression parameter in queries (mcp-toolbox#​3494) (997fb8c) (4c78941)
• tools/looker: Support dynamic_fields parameter in queries (mcp-toolbox#​3507) (cd22b89) (4c78941)
• Support MCP 2026 draft specs (mcp-toolbox#​3544) (d12eaa8) (4c78941)

Bug Fixes

• tool/looker-create-view-from-table: Correct Looker API payload structure (mcp-toolbox#​3515) (18c539c) (4c78941)
• tools/looker-conversational-analytics: Validate explore_references shape instead of panicking (mcp-toolbox#​3531) (b67419d) (4c78941)

0.3.6 (2026-06-22)

Features

• auth/google: Require audience or clientId for mcpEnabled (mcp-toolbox#​3450) (59f7b6e) (6371c61)
• mcp: Add URL parameter binding for HTTP transport (mcp-toolbox#​3112) (0cc7b37) (6371c61)
• scylladb: Adding support for ScyllaDB source and tool (mcp-toolbox#​3119) (2dada83) (6371c61)
• server: Add support for toolset filtering in prebuilt CLI flag (mcp-toolbox#​3245) (7cc4f65) (6371c61)
• skills: Generate skills offline without live source connections (mcp-toolbox#​3388) (4c860b6) (6371c61)
• skills: Tolerate missing env vars during offline skills-generate (mcp-toolbox#​3399) (ea5d3e5) (6371c61)
• tools: Decouple tool initialization from sources (mcp-toolbox#​3355) (32a24e3) (6371c61)
• Enable per source level flags for sql commenter (mcp-toolbox#​3465) (ecce6b7) (6371c61)

Bug Fixes

• auth/dataplex: Fix failing source with service account credentials (mcp-toolbox#​3369) (ba4deef) (6371c61)
• bigquery: Wire maximumBytesBilled into prebuilt config (mcp-toolbox#​3385) (4abbf6e) (6371c61)
• config: Add doc/line context to parse errors (mcp-toolbox#​2957) (4b097da) (6371c61)
• npm: Source binary version from cmd/version.txt (mcp-toolbox#​3417) (6ffbdec) (6371c61)
• prebuilt/alloydb-omni: Require password env var explicitly (mcp-toolbox#​3398) (fcbe3e7) (6371c61)
• server: Fail if MCP auth is enabled together with enable-api (mcp-toolbox#​3435) (a6ff910) (6371c61)
• server: Return errors instead of panicking in InitializeConfigs (mcp-toolbox#​3397) (f48b01d) (6371c61)
• Bound MCP HTTP body size (mcp-toolbox#​3216) (d4f4342) (6371c61)
• Escape delimiter characters in applyEscape to prevent SQL injection (932519a) (6371c61)

0.3.5 (2026-06-05)

Features

• deps: update dependency googleapis/mcp-toolbox to v1.4.0 (#134) (c4abf79)

0.3.4 (2026-05-22)

Features

• deps: update dependency googleapis/mcp-toolbox to v1.3.0 (#128) (97db429)

0.3.3 (2026-05-11)

Features

• Add support for HTTPS/TLS listener (mcp-toolbox#​3126) (8bc385d) (51b0af6)

Bug Fixes

• mcp: Implement router-level logger injection for MCP auth (mcp-toolbox#​3067) (ccc7cf5) (51b0af6)
• tool/looker-conversational-analytics: OAuth token in GDA payload fix (mcp-toolbox#​3058) (6632d96) (51b0af6)
• tools/looker: Fix OAuth for Converational Analytics (mcp-toolbox#​3044) (f9e3e55) (51b0af6)
• Allow converting string literal block with list (mcp-toolbox#​3050) (36ab2a9), closes mcp-toolbox#​3023 (51b0af6)
• Prevent test.db from being created during unit tests (mcp-toolbox#​3042) (d10d2ca) (51b0af6)
• Remove hardcoded * allowed origin for sse (mcp-toolbox#​3054) (c4c7bd9) (51b0af6)

0.3.2 (2026-04-15)

Bug Fixes

• sync versions (#123) (664dd2b)

0.3.1 (2026-04-14)

Features

• add claude code plugin config (#119) (fdfa71e)
• add codex plugin config (#120) (d82977f)
• add support for skills (#117) (1a25629)
• remove packaging workflow (#118) (2339663)

Bug Fixes

• knowledge-catalog: Rename dataplex to knowledge-catalog across docs (mcp-toolbox#​3039) (45c05e3) (d99b1f1)
• looker: Convert configuration yaml to flat format (mcp-toolbox#​3022) (45c05e3) (d99b1f1)

0.3.0 (2026-04-10)

⚠ BREAKING CHANGES

• tools/looker: refactor looker-git-branch tool into 5 separate tools (mcp-toolbox#​2976)

Features

• auth: Support opaque token validation for generic authService (mcp-toolbox#​2944) (c924701) (569da80)
• cloudsqlpg: Run SELECT 1 after successful connection attempt (mcp-toolbox#​2997) (6ed9700) (569da80)
• tools/looker: refactor looker-git-branch tool into 5 separate tools (mcp-toolbox#​2976) (569da80)
• tools/looker: Refactor looker-git-branch tool into 5 separate tools (mcp-toolbox#​2976) (b2472d4) (569da80)

0.2.4 (2026-04-08)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.32.0 (#108) (d87d416)

0.2.3 (2026-03-27)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.31.0 (#104) (a998679)

0.2.2 (2026-03-20)

Features

• cli: Add migrate subcommand (mcp-toolbox#​2679) (12171f7) (51c7551)
• cli: Add serve subcommand (mcp-toolbox#​2550) (1e2c7c7) (51c7551)
• skill: One skill per toolset (mcp-toolbox#​2733) (5b85c65) (51c7551)
• tools/looker: Support git_branch tools for looker. (mcp-toolbox#​2718) (70ed8a0) (51c7551)

Bug Fixes

• ci: Implement conditional sharding logic in integration tests (mcp-toolbox#​2763) (1528d7c) (51c7551)
• cloudloggingadmin: Increase log injesting time and add auth test (mcp-toolbox#​2772) (50b4457) (51c7551)
• oracle: Normalize encoded proxy usernames in go-ora DSN (mcp-toolbox#​2469) (b1333cd) (51c7551)
• postgres: Update execute-sql tool to avoid multi-statements parameter (mcp-toolbox#​2707) (58bc772) (51c7551)
• skills: Improve flag validation and silence unit test output (mcp-toolbox#​2759) (f3da6aa) (51c7551)
• test: Address flaky healthcare integration test run (mcp-toolbox#​2742) (9590821) (51c7551)

0.2.1 (2026-03-17)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.29.0 (#100) (f1a3f68)

0.2.0 (2026-03-03)

⚠ BREAKING CHANGES

• Update/add detailed telemetry for mcp endpoint compliant with OTEL semantic convention (mcp-toolbox#​1987) (478a0bd)
• Validate tool naming (mcp-toolbox#​2305) (5054212)
• Update configuration file v2 (mcp-toolbox#​2369)(293c1d6)

Features

• cli/invoke: Add support for direct tool invocation from CLI (mcp-toolbox#​2353) (6e49ba4) (e730967)
• cli/skills: Add support for generating agent skills from toolset (mcp-toolbox#​2392) (80ef346) (e730967)
• cloud-logging-admin: Add source, tools, integration test and docs (mcp-toolbox#​2137) (252fc30) (e730967)
• cockroachdb: Add CockroachDB integration with cockroach-go (mcp-toolbox#​2006) (1fdd99a) (e730967)
• embeddingModel: Add embedding model to MCP handler (mcp-toolbox#​2310) (e4f60e5) (e730967)
• prebuilt/cloud-sql: Add create backup tool for Cloud SQL (mcp-toolbox#​2141) (8e0fb03) (e730967)
• prebuilt/cloud-sql: Add restore backup tool for Cloud SQL (mcp-toolbox#​2171) (00c3e6d) (e730967)
• prebuiltconfigs/alloydb-omni: Implement Alloydb omni dataplane tools (mcp-toolbox#​2340) (e995349) (e730967)
• server: Add Tool call error categories (mcp-toolbox#​2387) (32cb4db) (e730967)
• tools: Add valueFromParam support to Tool config (mcp-toolbox#​2333) (15101b1) (e730967)
• tools/looker: support looker-validate-project tool (mcp-toolbox#​2430) (a15a128) (e730967)
• Add new user-agent-metadata flag (mcp-toolbox#​2302) (adc9589) (e730967)
• Add remaining flag to Toolbox server in MCP registry (mcp-toolbox#​2272) (5e0999e) (e730967)
• deps: update dependency googleapis/mcp-toolbox to v0.28.0 (#97) (827a487)
• Support combining multiple prebuilt configurations (mcp-toolbox#​2295) (e535b37) (e730967)
• Support MCP specs version 2025-11-25 (mcp-toolbox#​2303) (4d23a3b) (e730967)
• Update configuration file v2 (mcp-toolbox#​2369)(293c1d6) (e730967)
• Update/add detailed telemetry for mcp endpoint compliant with OTEL semantic convention (mcp-toolbox#​1987) (478a0bd) (e730967)
• Validate tool naming (mcp-toolbox#​2305) (5054212) (e730967)

Bug Fixes

• dataplex: Capture GCP HTTP errors in MCP Toolbox (mcp-toolbox#​2347) (1d7c498) (e730967)
• Surface Dataplex API errors in MCP results (mcp-toolbox#​2347)(1d7c498) (e730967)

0.1.11 (2026-01-28)

Features

• add Configuration settings (#81) (d294fa3)

0.1.10 (2026-01-22)

Features

• prebuilt/cloud-sql-mysql: Update CSQL MySQL prebuilt tools to use IAM (mcp-toolbox#​2202) (731a32e) (578568a)
• snowflake: Add Snowflake Source and Tools (mcp-toolbox#​858) (b706b5b) (578568a)
• tools/looker: Add ability to set destination folder with make_look and make_dashboard. (mcp-toolbox#​2245) (eb79339) (578568a)
• Add allowed-hosts flag (mcp-toolbox#​2254) (17b41f6) (578568a)
• Add embeddingModel support (mcp-toolbox#​2121) (9c62f31) (578568a)
• Add parameter default value to manifest (mcp-toolbox#​2264) (9d1feca) (578568a)

Bug Fixes

• server: Add embeddingModel config initialization (mcp-toolbox#​2281) (a779975) (578568a)
• tools/looker: Looker client OAuth nil pointer error (mcp-toolbox#​2231) (268700b) (578568a)

0.1.9 (2025-12-19)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.24.0 (#77) (39240de)

0.1.8 (2025-12-12)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.23.0 (#73) (f0e3bc0)

0.1.7 (2025-12-05)

Features

• prebuilt/cloud-sql: Add clone instance tool for cloud sql (mcp-toolbox#​1845) (5e43630) (7e9c8cc)
• serverless-spark: Add create_pyspark_batch tool (1bf0b51) (7e9c8cc)
• serverless-spark: Add create_spark_batch tool (17a9792) (7e9c8cc)
• Support alternate accessToken header name (mcp-toolbox#​1968) (18017d6) (7e9c8cc)
• Support for annotations (mcp-toolbox#​2007) (ac21335) (7e9c8cc)

Bug Fixes

• Add import for firebirdsql (mcp-toolbox#​2045) (fb7aae9) (7e9c8cc)
• Correct FAQ to mention HTTP tools (mcp-toolbox#​2036) (7b44237) (7e9c8cc)
• Format BigQuery numeric output as decimal strings (mcp-toolbox#​2084) (155bff8) (7e9c8cc)
• Set default annotations for tools in code if annotation not provided in yaml (mcp-toolbox#​2049) (565460c) (7e9c8cc)

0.1.6 (2025-11-20)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.21.0 (#67) (4bfb3ae)

0.1.5 (2025-11-14)

Features

• tool/looker-generate-embed-url: Adding generate embed url tool (mcp-toolbox#​1877) (ef63860) (893f6ec)
• Added prompt support for toolbox (mcp-toolbox#​1798) (cd56ea4) (893f6ec)

0.1.4 (2025-11-07)

Features

• tools/looker-run-dashboard: New run_dashboard tool (mcp-toolbox#​1858) (30857c2) (d39e5d3)
• tools/looker-run-look: Modify run_look to show query origin (mcp-toolbox#​1860) (991e539) (d39e5d3)
• tools/looker: Tools to retrieve the connections, schemas, databases, and column metadata from a looker system. (mcp-toolbox#​1804) (d7d1b03) (d39e5d3)

Bug Fixes

• Instructions to quote filters that include commas (mcp-toolbox#​1794) (4b01720) (d39e5d3)

0.1.3 (2025-10-23)

Features

• tools/looker: Tools to allow the agent to retrieve, create, modify, and delete LookML project files. (#1673) (089081f) (a7bf223)
• Support allowedValues, escape, minValue and maxValue for parameters (#1770) (eaf7740) (a7bf223)

Bug Fixes

• tools/looker: Looker file content calls should not use url.QueryEscape (#1758) (336de1b) (a7bf223)

0.1.2 (2025-10-14)

Features

• deps: update dependency googleapis/mcp-toolbox to v0.17.0 (#36) (3be2ef9)

0.1.1 (2025-09-30)

Features

• additional instructions for the context file (#25) (f1b1d89)
• standardize mcp server names (#22) (b2497a5)

0.1.0 (2025-09-21)

Features

• Initial Looker configuration (#2) (b4c9e7a)