datasette-llm-usage 0.2a0

Simon Willison's Blog / 4/1/2026

📰 NewsDeveloper Stack & InfrastructureTools & Practical Usage

Key Points

  • datasette-llm-usage 0.2a0 is a release focused on tracking LLM token usage in a SQLite table.
  • The update removes allowance/estimated pricing features, delegating those responsibilities to datasette-llm-accountant.
  • It now depends on datasette-llm for model configuration, and adds optional logging of full prompts, responses, and tool calls into the llm_usage_prompt_log table via the log_prompts plugin setting.
  • The /-/llm-usage-simple-prompt page has been redesigned to require the llm-usage-simple-prompt permission.
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1st April 2026

Release datasette-llm-usage 0.2a0 — Track usage of LLM tokens in a SQLite table
  • Removed features relating to allowances and estimated pricing. These are now the domain of datasette-llm-accountant.
  • Now depends on datasette-llm for model configuration. #3
  • Full prompts and responses and tool calls can now be logged to thellm_usage_prompt_log table in the internal database if you set the new datasette-llm-usage.log_prompts plugin configuration setting.
  • Redesigned the /-/llm-usage-simple-prompt page, which now requires the llm-usage-simple-prompt permission.
Posted 1st April 2026 at 3:24 am

This is a beat by Simon Willison, posted on 1st April 2026.

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