compare/Imagen 4vsAura-2-EN

Imagen 4 vs Aura-2-EN

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
Aura-2-EN
deepgram/aura-2-en
ProviderGoogleDeepgram
FamilyImagenAura
Modalityimageaudio-tts
Context window
Max output
Released2026-04-142025-10-09
Input price$0.040 /img$0.030 /1K ch
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
Aura-2-EN
deepgram/aura-2-en
Full spec →

Aura-2 is a context-aware text-to-speech (TTS) model that applies natural pacing, expressiveness, and fillers based on the context of the provided text. The quality of your text input directly impacts the naturalness of the audio output.

Strengths
  • Natural prosody
  • Real-time streaming
  • Cheap
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 Aura-2-EN — same client, same key
client.chat.completions.create(
    model="deepgram/aura-2-en",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyAdd a third model

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