ComfyUI Node
Activation Probe
Records activation statistics at the chosen layers while a sampler runs, without changing the output. It measures after any bends, wherever it sits in the model chain. Read the results with 'Read Activation Probe'. Use one probe per sampler.
Activation Probe
- model
- MODEL
- probe
◄sitesauto►
◄storestats+channel_means►
◄strictfalse►
Categorymodel_bending/probe
Inputs (4)
| Name | Type | Default | Description |
|---|---|---|---|
| model | MODEL | — | |
| sites | STRING | auto | Comma-separated layer paths; '*' matches every child (e.g. 'output_blocks.*.0'). 'auto' picks one site per block. |
| store | COMBO | stats+channel_means | channel means are needed for steering vectors; spatial means also keep the layout (more memory) |
| strictopt | BOOLEAN | false | — |
Outputs (2)
| Name | Type | Description |
|---|---|---|
| MODEL | MODEL | — |
| probe | PROBE | — |