Compare

HappyHorse 1.0 T2V vs GPT-5.4 Mini

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 2 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

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HappyHorse 1.0 T2V
alibaba/hh1-t2v
GPT-5.4 Mini
openai/gpt-5.4-mini
Provider
Alibaba
OpenAI
Family
HappyHorse
GPT-5
Modality
video
text
Context window
128,000 tok
Max output
16,384 tok
Released
2026-05-22
2026-05-22
License
Open-weight
Proprietary
Input price
$0.750 /1M
Output price
$4.50 /1M
Cache read
$0.075 /1M
Per output second
$0.280 /sec
Tools
yes
Streaming
yes
Vision
yes
JSON mode
yes
Reasoning
yes
Prompt caching
yes
Batch API
yes
Try it
Open in playground →
Open in playground →
HappyHorse 1.0 T2V
alibaba/hh1-t2v
Full spec →

Alibaba's HappyHorse 1.0 text-to-video model. Generates videos from a text prompt with configurable resolution, aspect ratio, and duration (3-15s).

Strengths
  • Text-to-video generation
Use cases
PromosDemosStoryboards
GPT-5.4 Mini
openai/gpt-5.4-mini
Full spec →

GPT-5.4 mini is a smaller, faster, and more cost-efficient version of GPT-5.4 for lightweight tasks.

Strengths
  • Very cheap per token
  • Fast
  • Full tool + vision support
Use cases
Drafts + rewritesBulk batch jobsCost-sensitive production

Benchmarks

HappyHorse 1.0 T2V
GPT-5.4 Mini
HumanEval
88.6
MMLU
84.5

Source: each provider's published benchmarks. Higher is better. Run an eval to compare on your own data.

Compare with another

Claude Sonnet 4.6 vs GPT-5.4 Mini
anthropic/claude-sonnet-4.6 · openai/gpt-5.4-mini
Claude Haiku 4.5 vs GPT-5.4 Mini
anthropic/claude-haiku-4.5 · openai/gpt-5.4-mini
GPT-5.4 Mini vs Gemini 3 Flash
openai/gpt-5.4-mini · google/gemini-3-flash
Claude Opus 4.8 vs HappyHorse 1.0 T2V
anthropic/claude-opus-4.8 · alibaba/hh1-t2v
Claude Opus 4.8 vs GPT-5.4 Mini
anthropic/claude-opus-4.8 · openai/gpt-5.4-mini
Claude Sonnet 4.6 vs HappyHorse 1.0 T2V
anthropic/claude-sonnet-4.6 · alibaba/hh1-t2v
Grok 4.20 Multi-Agent vs HappyHorse 1.0 T2V
xai/grok-4.20-multi-agent-0309 · alibaba/hh1-t2v
Grok 4.20 Multi-Agent vs GPT-5.4 Mini
xai/grok-4.20-multi-agent-0309 · openai/gpt-5.4-mini
GPT-5.4 vs HappyHorse 1.0 T2V
openai/gpt-5.4 · alibaba/hh1-t2v
SWITCH BETWEEN THEM

One key, all 2, one line different.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)

# HappyHorse 1.0 T2V
client.chat.completions.create(
    model="alibaba/hh1-t2v",
    messages=[{"role":"user","content":"hello"}],
)

# GPT-5.4 Mini
client.chat.completions.create(
    model="openai/gpt-5.4-mini",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyRun an eval on these →