- Enable the addition of custom attributes to the `generate_content {model.name}` span via the Context API. ([#3961](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3961)). - Enable the addition of custom attributes to `gen_ai.client.inference.operation.details` log events ([#4103](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/4103)).