工作流 /
音频 /
Pika：文本生成音效
Pika：文本生成音效
Pika: Text to Sound Effects
用一句话描述一个声音，Pika SFX 就会通过合作方 API 返回一段成品音频。在提示词里写清材质、动作、空间和强度，把长度设在 1 到 20 秒之间，节点输出一段可直接放进时间线的单声道音效。适合拟音、游戏界面提示音、预告片打击音和环境铺底这类「生成比录制更快」的场景。
音频
2 个节点 20 次使用 ComfyUI ≥ 0.44.1 ComfyUI 2 KB
节点构成
PikaSFXNode
× 1
SaveAudioAdvanced
× 1
官方标注的模型
Pika
工作流 JSON
和上面「下载工作流 JSON」是同一份文件。
1{
2 "id": "2f838228-0875-5829-bece-fd0b2b1d7882",
3 "revision": 0,
4 "last_node_id": 3,
5 "last_link_id": 1,
6 "nodes": [
7 {
8 "id": 1,
9 "type": "PikaSFXNode",
10 "pos": [
11 -420,
12 120
13 ],
14 "size": [
15 460,
16 300
17 ],
18 "flags": [],
19 "order": 0,
20 "mode": 0,
21 "inputs": [],
22 "outputs": [
23 {
24 "name": "AUDIO",
25 "type": "AUDIO",
26 "links": [
27 1
28 ]
29 }
30 ],
31 "properties": {
32 "Node name for S&R": "PikaSFXNode",
33 "cnr_id": "comfy-core",
34 "ver": "0.44.0"
35 },
36 "widgets_values": [
37 "Old timber door creaks open slowly on rusty hinges, then a heavy latch clicks shut, followed by a short low room-tone tail. Close perspective, dry, no music, no voices.",
38 5,
39 42,
40 "randomize"
41 ],
42 "widgets_values_named": {
43 "prompt": "Old timber door creaks open slowly on rusty hinges, then a heavy latch clicks shut, followed by a short low room-tone tail. Close perspective, dry, no music, no voices.",
44 "duration": 5,
45 "seed": 42,
46 "control_after_generate": "randomize"
47 },
48 "color": "#432",
49 "bgcolor": "#653"
50 },
51 {
52 "id": 2,
53 "type": "SaveAudioAdvanced",
54 "pos": [
55 180,
56 120
57 ],
58 "size": [
59 470,
60 210
61 ],
62 "flags": [],
63 "order": 1,
64 "mode": 0,
65 "inputs": [
66 {
67 "name": "audio",
68 "type": "AUDIO",
69 "link": 1
70 }
71 ],
72 "outputs": [
73 {
74 "name": "audio",
75 "type": "AUDIO",
76 "links": []
77 }
78 ],
79 "title": "Save SFX",
80 "properties": {
81 "Node name for S&R": "SaveAudioAdvanced",
82 "cnr_id": "comfy-core",
83 "ver": "0.44.0"
84 },
85 "widgets_values": [
86 "audio/Pika_SFX",
87 "mp3",
88 "V0"
89 ],
90 "widgets_values_named": {
91 "filename_prefix": "audio/Pika_SFX",
92 "format": "mp3",
93 "format.quality": "V0"
94 }
95 }
96 ],
97 "links": [
98 [
99 1,
100 1,
101 0,
102 2,
103 0,
104 "AUDIO"
105 ]
106 ],
107 "groups": [],
108 "config": [],
109 "extra": {
110 "ds": {
111 "scale": 1,
112 "offset": [
113 760.1225453835231,
114 174.17092210138506
115 ]
116 },
117 "frontendVersion": "1.58.5"
118 },
119 "version": 0.4
120}