Playground | happyhorseapi

Playground/fal-ai/happyhorse/v1/text-to-video

HappyHorse 1.0 1.0

Drop a prompt below or pick a starting point. Every submission runs live against the model.

HappyHorse 1.01.0

Runs against fal-ai/happyhorse/v1/text-to-video via server proxy

Integration

Ship HappyHorse 1.0 into your own stack.

The playground above is the same endpoint you call in production. Below, three canonical code paths and the full input reference. Copy what matches your stack.

Endpointfal-ai/happyhorse/v1/text-to-videovideo

TypeScript · @fal-ai/client

1import { fal } from "@fal-ai/client";
2
3fal.config({ credentials: process.env.FAL_KEY });
4
5const { data } = await fal.subscribe("fal-ai/happyhorse/v1/text-to-video", {
6  input: {
7    "prompt": "Documentary style interview at night. A barista in a rain jacket leans against a...",
8    "duration": "5s",
9    "resolution": "720p",
10    "aspect_ratio": "16:9",
11    "generate_audio": true,
12    "language": "en"
13  },
14  logs: true,
15});
16
17console.log(data);

Python · fal-client

PYTHON

1import fal_client
2
3result = fal_client.subscribe(
4    "fal-ai/happyhorse/v1/text-to-video",
5    arguments={
6      "prompt": "Documentary style interview at night. A barista in a rain jacket leans against a...",
7      "duration": "5s",
8      "resolution": "720p",
9      "aspect_ratio": "16:9",
10      "generate_audio": true,
11      "language": "en"
12    },
13    with_logs=True,
14)
15
16print(result)

HTTP · queue.fal.run

BASH

1curl -X POST "https://queue.fal.run/fal-ai/happyhorse/v1/text-to-video" \
2  -H "Authorization: Key $FAL_KEY" \
3  -H "Content-Type: application/json" \
4  -d '{ "prompt": "Documentary style interview at night. A barista in a rain jacket leans against a...", "duration": "5s", "resolution": "720p", "aspect_ratio": "16:9", "generate_audio": true, "language": "en" }'

Input parameters

Key	Kind	Default	Options
prompt	text (required)	—	Primary generation input
duration	select	5s	3 seconds, 5 seconds, 8 seconds, 10 seconds
resolution	select	720p	256p draft, 480p, 720p, 1080p
aspect_ratio	select	16:9	16:9 landscape, 9:16 portrait, 1:1 square, 21:9 cinema
generate_audio	select	true	Native audio on, Silent render
language	select	en	English, Chinese, Japanese, Korean, German, French, Cantonese

Full, authoritative schema at fal.ai/models/fal-ai/happyhorse/v1/text-to-video/llms.txt.