Jupyter MCP Server

v1.0.5 Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 10d MCP Developer Tools

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Summary

AI summary

Updates 🔗 Links, fix, and feat across a mixed release.

Changes in this release

Type	Severity	Summary	CVE
Feature	Low	Adds opt‑in open_notebook_in_ui for use_notebook tab activation. Adds opt‑in open_notebook_in_ui for use_notebook tab activation. Source: llm_adapter@2026-07-17 Confidence: high	—
Feature	Low	Makes execution timeout configurable via CLI and environment variables. Makes execution timeout configurable via CLI and environment variables. Source: llm_adapter@2026-07-17 Confidence: high	—
Dependency	Low	Bumps actions/checkout dependency from version 6 to 7. Bumps actions/checkout dependency from version 6 to 7. Source: llm_adapter@2026-07-17 Confidence: high	—
Bugfix
Bugfix	Medium	Preserves outputs, execution_count, and metadata when moving a cell. Preserves outputs, execution_count, and metadata when moving a cell. Source: llm_adapter@2026-07-17 Confidence: high	—
Bugfix	Medium	Returns timeout log and retains image outputs on execute_cell streaming path. Returns timeout log and retains image outputs on execute_cell streaming path. Source: llm_adapter@2026-07-17 Confidence: high	—
Bugfix	Medium	Self‑heals restart_notebook when kernel is culled in JUPYTER_SERVER mode. Self‑heals restart_notebook when kernel is culled in JUPYTER_SERVER mode. Source: llm_adapter@2026-07-17 Confidence: high	—
Bugfix	Medium	Fixes notebook creation order in JUPYTER_SERVER mode. Fixes notebook creation order in JUPYTER_SERVER mode. Source: llm_adapter@2026-07-17 Confidence: low	—
Bugfix	Low	Creates the notebook before the session that points at it in JUPYTER_SERVER mode. Creates the notebook before the session that points at it in JUPYTER_SERVER mode. Source: granite4.1:30b@2026-07-17-audit Confidence: low	—

Full changelog

🚀 Release 1.0.5

🔗 Links

What's Changed

fix: self-heal restart_notebook when the kernel was culled (JUPYTER_SERVER mode) by @ebarkhordar in https://github.com/datalayer/jupyter-mcp-server/pull/267
chore(deps): bump actions/checkout from 6 to 7 in the actions group by @dependabot[bot] in https://github.com/datalayer/jupyter-mcp-server/pull/258
feat: add open_notebook_in_ui opt-in for use_notebook tab activation (fixes #218) by @ebarkhordar in https://github.com/datalayer/jupyter-mcp-server/pull/269
feat: make the execution timeout configurable from the CLI and environment (fixes #264) by @ebarkhordar in https://github.com/datalayer/jupyter-mcp-server/pull/270
fix: create the notebook before the session that points at it (JUPYTER_SERVER mode) by @ebarkhordar in https://github.com/datalayer/jupyter-mcp-server/pull/271
fix: preserve outputs, execution_count and metadata when moving a cell by @ebarkhordar in https://github.com/datalayer/jupyter-mcp-server/pull/273
fix: return the timeout log and keep image outputs on the execute_cell streaming path by @ebarkhordar in https://github.com/datalayer/jupyter-mcp-server/pull/276

New Contributors

@ebarkhordar made their first contribution in https://github.com/datalayer/jupyter-mcp-server/pull/267

Full Changelog: https://github.com/datalayer/jupyter-mcp-server/compare/v1.0.4...v1.0.5

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