datasette-agent 0.3a0

datasette agent 0.3a0 introduces a critical safety mechanism for local database operations by adding the execute_write_sql tool. This feature prompts users to…

By Vane June 16, 2026 1 min read

datasette agent 0.3a0 introduces a critical safety mechanism for local database operations by adding the execute_write_sql tool. This feature prompts users to confirm any write actions before they are committed to a database, ensuring that data modifications align with user permissions. The update enhances the terminal chat interface to handle these approvals directly, allowing commands like datasette agent chat content.db -m gpt-5.5 –unsafe to modify schemas and records based on natural language prompts. Developers can now instruct the agent to create tables or insert data, with the system requesting explicit validation for each operation. New flags such as –root and –yes provide flexibility for trusted environments by allowing auto-approval, while the tool also supports plain text alternatives to HTML for better display within the command line interface.

This development addresses a significant gap in local AI tooling by mitigating the risk of accidental data loss or corruption. While large language models excel at generating code, their lack of inherent caution makes unsupervised database access dangerous without safeguards. By integrating a mandatory approval step, datasette agent ensures that even powerful models cannot execute destructive commands without human intervention. This approach balances the convenience of conversational data manipulation with the necessity of security best practices, making it safer for production workflows. It sets a precedent for how local AI agents should handle persistent storage, moving beyond simple read-only queries to responsible write operations.

* The execute_write_sql tool mandates user confirmation for all database write operations.
* New CLI flags like –unsafe and –yes allow for streamlined execution in trusted contexts.
* The update supports both HTML and plain text rendering for improved terminal compatibility.

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