compare/Imagen 4vsNova-3

Imagen 4 vs Nova-3

Pricing, context window, capabilities, and release date — pulled from each provider's public docs. Both are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

RUN BOTH LIVE

Paste a prompt. Watch them race.

Both models stream in parallel through your own AIgateway key. Tokens, latency, and cost update as they arrive.

Sign in to runLive streaming uses your own key. It's free to sign up.
 Imagen 4
google/imagen-4
Nova-3
deepgram/nova-3
ProviderGoogleDeepgram
FamilyImagenNova
Modalityimageaudio-stt
Context window
Max output
Released2026-04-142025-06-05
Input price$0.040 /img$0.0052 /min
Output price
Cache read
Tools
Streamingyes
Vision
JSON mode
Reasoning
Prompt caching
Imagen 4
google/imagen-4
Full spec →

Google's latest image generation model producing high-quality, photorealistic images from text prompts with support for multiple aspect ratios.

Strengths
  • High fidelity
  • Excellent prompt adherence
Nova-3
deepgram/nova-3
Full spec →

Transcribe audio using Deepgram’s speech-to-text model

Strengths
  • Real-time streaming
  • 95%+ accuracy on noisy audio
  • 40+ languages
SWITCH BETWEEN THEM

One key, both models, one line different.

# pip install aigateway-py openai
# aigateway-py: sub-accounts, evals, replays, jobs, webhook verify.
# openai SDK: chat/embeddings/images/audio — drop-in compat per our SDK's own guidance.
from openai import OpenAI

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

# Try Imagen 4
client.chat.completions.create(
    model="google/imagen-4",
    messages=[{"role":"user","content":"hello"}],
)

# Try Nova-3 — same client, same key
client.chat.completions.create(
    model="deepgram/nova-3",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyAdd a third model

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