Release: llm 0.31 (https://github.com/simonw/llm/releases/tag/0.31)

• New GPT-5.5 OpenAI model: llm -m gpt-5.5. #1418 (https://github.com/simonw/llm/issues/1418)

• New option to set the text verbosity level (https://developers.openai.com/cookbook/examples/gpt-5/gpt-5_new_params_and_tools#1-verbosity-parameter) for GPT-5+ OpenAI models: -o verbosity low. Values are low, medium, high.

• New option for setting the image detail level (https://developers.openai.com/api/docs/guides/images-vision#choose-an-image-detail-level) used for image attachments to OpenAI models: -o image_detail low - values are low, high and auto, and GPT-5.4 and 5.5 also accept original.

• Models listed in extra-openai-models.yaml are now also registered as asynchronous. #1395 (https://github.com/simonw/llm/issues/1395)

    Tags: gpt (https://simonwillison.net/tags/gpt), openai (https://simonwillison.net/tags/openai), llm (https://simonwillison.net/tags/llm)