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Models/Alibaba/HappyHorse 1.0
Alibabavideo2 routes

HappyHorse 1.0

Alibaba's HappyHorse 1.0: text to video, image to video, reference to video and video to video, up to 1080p.

happyhorse-1.0Get API key

Pricing per second of video

ResolutionPer second
720p$0.17lowest17 credits
1080p$0.2929 credits

Billed in credits per second of video (100 credits = $1, rounded up to a whole credit). Charged once, only for the route that succeeds. Failed attempts cost $0.00.

Request

# 1. Submit a generation and keep its id (a refusal prints {"error": {"message": ...}})
RESP=$(curl -s https://api.revana.si/v1/generations \
  -H "Authorization: Bearer $REVANA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "happyhorse-1.0",
    "input": {
      "prompt": "A slow dolly shot through a neon-lit night market in the rain, steam rising from food stalls",
      "resolution": "720p",
      "duration": 3
    }
  }')
echo "$RESP"
ID=$(echo "$RESP" | jq -r .id)

# 2. Poll it until status is "succeeded" or "failed" (a failed one has error.message)
curl -s https://api.revana.si/v1/generations/$ID \
  -H "Authorization: Bearer $REVANA_API_KEY"

# 3. Download the file once it has succeeded
curl -L https://api.revana.si/v1/generations/$ID/content \
  -H "Authorization: Bearer $REVANA_API_KEY" \
  -o out.mp4

Set REVANA_API_KEY to your key. Full reference in the quickstart.

Options

Tasks
Text to videoImage to videoReference to videoVideo to video
Resolutions
720p1080p
Durations
3 s4 s5 s6 s7 s8 s9 s10 s11 s12 s13 s14 s15 s
Audio
Silent only
Billing unit
per second of video
Model id
happyhorse-1.0

2 routes

Every request starts on the cheapest route. If it fails, the job moves to the next one automatically.

About the HappyHorse 1.0 API

How much does the HappyHorse 1.0 API cost?

HappyHorse 1.0 costs from $0.17 per second of video on Revana (720p: $0.17; 1080p: $0.29). You pay in prepaid credits, 100 credits to the dollar, with no subscription or monthly minimum. A generation that fails costs nothing.

How do I call HappyHorse 1.0 from code?

Send POST https://api.revana.si/v1/generations with {"model": "happyhorse-1.0", "input": {...}} and your Revana API key as a Bearer token, poll GET /v1/generations/{id} until it succeeds, then download GET /v1/generations/{id}/content. Every model on Revana takes the same request shape.

What happens if a HappyHorse 1.0 generation fails?

Revana has 2 routes for HappyHorse 1.0. A job starts on the cheapest and moves to the next automatically if one fails. You are charged once, only for the route that delivers. A failed generation costs $0.00.

What can HappyHorse 1.0 do on Revana?

HappyHorse 1.0 supports text to video, image to video, reference to video and video to video, resolutions 720p, 1080p, durations 3 to 15 seconds and silent output. A value it does not offer is refused with 422 before anything is charged.

Can my AI agent use HappyHorse 1.0?

Yes. Connect the Revana MCP server (https://revana.si/api/mcp) to Claude, ChatGPT, Cursor or Codex, or have the agent call the REST API. The agent can list models, get a free quote and generate on your credits.

Compare with similar models

Also as markdown for agents. Every model and price: models.json.