diff --git a/README.md b/README.md
index 84c63c3..18fdc90 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 
 - [Audio Waveforms](#audio-waveforms)
 - [Spectrograms](#spectrograms)
+  - [Complex-Valued Spectrograms](#complex-valued-spectrograms)
 - [Filter Banks](#filter-banks)
 - [License](#license)
 
@@ -33,6 +34,10 @@ A spectrogram (`SPECT`) can be one of three types:
 2. `magnitude` – a real valued spectrogram that is the absolute value of the `complex` spectrogram (power 1);
 3. `power` – a real valued spectrogram that is the square of the `magnitude` spectrogram (power 2);
 
+### Complex-Valued Spectrograms
+
+[![Generating, plotting, and inverting a complex-valued spectrogram](workflows/spectrogram/complex-valued-spectrogram.png)](workflows/spectrogram/complex-valued-spectrogram.json)
+
 ## Filter Banks
 
 | Name                  | Description                                         |
diff --git a/workflows/spectrogram/complex-valued-spectrogram.json b/workflows/spectrogram/complex-valued-spectrogram.json
new file mode 100644
index 0000000..ae3af50
--- /dev/null
+++ b/workflows/spectrogram/complex-valued-spectrogram.json
@@ -0,0 +1,551 @@
+{
+  "last_node_id": 17,
+  "last_link_id": 21,
+  "nodes": [
+    {
+      "id": 1,
+      "type": "LoadAudio",
+      "pos": [
+        737,
+        502
+      ],
+      "size": {
+        "0": 315,
+        "1": 124
+      },
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "outputs": [
+        {
+          "name": "AUDIO",
+          "type": "AUDIO",
+          "links": [
+            1,
+            3
+          ],
+          "slot_index": 0,
+          "shape": 3
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "LoadAudio"
+      },
+      "widgets_values": [
+        null,
+        ""
+      ]
+    },
+    {
+      "id": 2,
+      "type": "ComfyAudio.Spectrogram",
+      "pos": [
+        1198,
+        502
+      ],
+      "size": {
+        "0": 315,
+        "1": 130
+      },
+      "flags": {},
+      "order": 1,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "audio",
+          "type": "AUDIO",
+          "link": 1
+        }
+      ],
+      "outputs": [
+        {
+          "name": "SPECT",
+          "type": "SPECT",
+          "links": [
+            7,
+            16
+          ],
+          "slot_index": 0,
+          "shape": 3
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "ComfyAudio.Spectrogram"
+      },
+      "widgets_values": [
+        "complex",
+        400,
+        -1,
+        -1
+      ]
+    },
+    {
+      "id": 3,
+      "type": "PreviewAudio",
+      "pos": [
+        1201,
+        731
+      ],
+      "size": {
+        "0": 315,
+        "1": 76
+      },
+      "flags": {},
+      "order": 5,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "audio",
+          "type": "AUDIO",
+          "link": 4
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "PreviewAudio"
+      },
+      "widgets_values": [
+        null
+      ]
+    },
+    {
+      "id": 4,
+      "type": "Reroute",
+      "pos": [
+        1074,
+        731
+      ],
+      "size": [
+        75,
+        26
+      ],
+      "flags": {},
+      "order": 2,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "",
+          "type": "*",
+          "link": 3
+        }
+      ],
+      "outputs": [
+        {
+          "name": "",
+          "type": "AUDIO",
+          "links": [
+            4,
+            5
+          ],
+          "slot_index": 0
+        }
+      ],
+      "properties": {
+        "showOutputText": false,
+        "horizontal": false
+      }
+    },
+    {
+      "id": 5,
+      "type": "ComfyAudio.PlotWaveform",
+      "pos": [
+        1201,
+        851
+      ],
+      "size": {
+        "0": 315,
+        "1": 130
+      },
+      "flags": {},
+      "order": 6,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "audio",
+          "type": "AUDIO",
+          "link": 5
+        }
+      ],
+      "outputs": [
+        {
+          "name": "IMAGE",
+          "type": "IMAGE",
+          "links": [
+            6
+          ],
+          "slot_index": 0,
+          "shape": 3
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "ComfyAudio.PlotWaveform"
+      },
+      "widgets_values": [
+        "Waveform",
+        "Time (s)",
+        "Amplitude",
+        true
+      ]
+    },
+    {
+      "id": 6,
+      "type": "PreviewImage",
+      "pos": [
+        1537,
+        729
+      ],
+      "size": {
+        "0": 409,
+        "1": 327
+      },
+      "flags": {},
+      "order": 10,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "images",
+          "type": "IMAGE",
+          "link": 6
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "PreviewImage"
+      }
+    },
+    {
+      "id": 7,
+      "type": "ComfyAudio.InverseSpectrogram",
+      "pos": [
+        2181,
+        495
+      ],
+      "size": {
+        "0": 216.59999084472656,
+        "1": 26
+      },
+      "flags": {},
+      "order": 3,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "spectrogram",
+          "type": "SPECT",
+          "link": 7
+        }
+      ],
+      "outputs": [
+        {
+          "name": "AUDIO",
+          "type": "AUDIO",
+          "links": [
+            20,
+            21
+          ],
+          "slot_index": 0,
+          "shape": 3
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "ComfyAudio.InverseSpectrogram"
+      }
+    },
+    {
+      "id": 8,
+      "type": "PreviewAudio",
+      "pos": [
+        2443,
+        731
+      ],
+      "size": {
+        "0": 315,
+        "1": 76
+      },
+      "flags": {},
+      "order": 7,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "audio",
+          "type": "AUDIO",
+          "link": 20
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "PreviewAudio"
+      },
+      "widgets_values": [
+        null
+      ]
+    },
+    {
+      "id": 10,
+      "type": "ComfyAudio.PlotWaveform",
+      "pos": [
+        2442,
+        919
+      ],
+      "size": {
+        "0": 315,
+        "1": 130
+      },
+      "flags": {},
+      "order": 8,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "audio",
+          "type": "AUDIO",
+          "link": 21
+        }
+      ],
+      "outputs": [
+        {
+          "name": "IMAGE",
+          "type": "IMAGE",
+          "links": [
+            12
+          ],
+          "slot_index": 0,
+          "shape": 3
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "ComfyAudio.PlotWaveform"
+      },
+      "widgets_values": [
+        "Waveform",
+        "Time (s)",
+        "Amplitude",
+        true
+      ]
+    },
+    {
+      "id": 12,
+      "type": "PreviewImage",
+      "pos": [
+        1997,
+        730
+      ],
+      "size": {
+        "0": 409,
+        "1": 327
+      },
+      "flags": {},
+      "order": 11,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "images",
+          "type": "IMAGE",
+          "link": 12
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "PreviewImage"
+      }
+    },
+    {
+      "id": 15,
+      "type": "ComfyAudio.PlotSpectrogram",
+      "pos": [
+        1198,
+        304
+      ],
+      "size": {
+        "0": 315,
+        "1": 154
+      },
+      "flags": {},
+      "order": 4,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "spectrogram",
+          "type": "SPECT",
+          "link": 16
+        }
+      ],
+      "outputs": [
+        {
+          "name": "IMAGE",
+          "type": "IMAGE",
+          "links": [
+            19
+          ],
+          "slot_index": 0,
+          "shape": 3
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "ComfyAudio.PlotSpectrogram"
+      },
+      "widgets_values": [
+        "magnitude",
+        "Spectrogram",
+        "Time (s)",
+        "Frequency (Hz)",
+        false
+      ]
+    },
+    {
+      "id": 17,
+      "type": "PreviewImage",
+      "pos": [
+        1532,
+        304
+      ],
+      "size": {
+        "0": 409,
+        "1": 327
+      },
+      "flags": {},
+      "order": 9,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "images",
+          "type": "IMAGE",
+          "link": 19
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "PreviewImage"
+      }
+    }
+  ],
+  "links": [
+    [
+      1,
+      1,
+      0,
+      2,
+      0,
+      "AUDIO"
+    ],
+    [
+      3,
+      1,
+      0,
+      4,
+      0,
+      "*"
+    ],
+    [
+      4,
+      4,
+      0,
+      3,
+      0,
+      "AUDIO"
+    ],
+    [
+      5,
+      4,
+      0,
+      5,
+      0,
+      "AUDIO"
+    ],
+    [
+      6,
+      5,
+      0,
+      6,
+      0,
+      "IMAGE"
+    ],
+    [
+      7,
+      2,
+      0,
+      7,
+      0,
+      "SPECT"
+    ],
+    [
+      12,
+      10,
+      0,
+      12,
+      0,
+      "IMAGE"
+    ],
+    [
+      16,
+      2,
+      0,
+      15,
+      0,
+      "SPECT"
+    ],
+    [
+      19,
+      15,
+      0,
+      17,
+      0,
+      "IMAGE"
+    ],
+    [
+      20,
+      7,
+      0,
+      8,
+      0,
+      "AUDIO"
+    ],
+    [
+      21,
+      7,
+      0,
+      10,
+      0,
+      "AUDIO"
+    ]
+  ],
+  "groups": [
+    {
+      "title": "Original Audio",
+      "bounding": [
+        1191,
+        655,
+        765,
+        411
+      ],
+      "color": "#3f789e",
+      "font_size": 24
+    },
+    {
+      "title": "Reconstructed Audio from Spectrogram",
+      "bounding": [
+        1987,
+        656,
+        781,
+        411
+      ],
+      "color": "#3f789e",
+      "font_size": 24
+    },
+    {
+      "title": "Complex-Valued Spectrogram",
+      "bounding": [
+        1188,
+        230,
+        763,
+        412
+      ],
+      "color": "#3f789e",
+      "font_size": 24
+    }
+  ],
+  "config": {},
+  "extra": {
+    "ds": {
+      "scale": 0.7513148009015777,
+      "offset": [
+        -287.2675454545451,
+        286.19709090909066
+      ]
+    }
+  },
+  "version": 0.4
+}
\ No newline at end of file
diff --git a/workflows/spectrogram/complex-valued-spectrogram.png b/workflows/spectrogram/complex-valued-spectrogram.png
new file mode 100644
index 0000000..c812ae9
Binary files /dev/null and b/workflows/spectrogram/complex-valued-spectrogram.png differ