The documentation page _MODULES/TRANSFORMERS/MODELS/BLENDERBOT_SMALL/CONFIGURATION_BLENDERBOT_SMALL doesn’t exist in v4.40.1, but exists on the main version. Click <a href="/docs/transformers/main/en/_modules/transformers/models/blenderbot_small/configuration_blenderbot_small">here</a> to redirect to the main version of the documentation.