compare/Gemini Omni FlashvsO3

Gemini Omni Flash vs O3

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.
 Gemini Omni Flash
google/gemini-omni-flash
O3
openai/o3
ProviderGoogleOpenAI
Familyo-series
Modalityvideotext
Context window200,000 tok
Max output100,000 tok
Released2026-09-092026-05-22
Input price$1.50 /sec$2.00 /1M
Output price$8.00 /1M
Cache read
Tools
Streamingyes
Vision
JSON mode
Reasoning
Prompt caching
Gemini Omni Flash
google/gemini-omni-flash
Full spec →

Preview high-performance multimodal video generation and editing model with conversational controls and generated audio.

Strengths
  • Text-to-video generation
O3
openai/o3
Full spec →

o3 is OpenAI’s general-purpose reasoning model, balancing strong analytical performance with reasonable latency and cost.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
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 Gemini Omni Flash
client.chat.completions.create(
    model="google/gemini-omni-flash",
    messages=[{"role":"user","content":"hello"}],
)

# Try O3 — same client, same key
client.chat.completions.create(
    model="openai/o3",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyAdd a third model

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