OpenAI

OpenAI o3

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....

Try in consoleGet an API key
Context window
200Ktokens
Max output
100Ktokens
Input
$2.00/ 1M
Output
$8.00/ 1M

Quick start

from openai import OpenAI

client = OpenAI(
    base_url="https://neurongate.net/v1",
    api_key="sk-ng-your-api-key",
)

completion = client.chat.completions.create(
    model="openai/o3",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(completion.choices[0].message.content)

Cost

Example requestTokensCost
Short prompt1K in$0.002
Typical chat turn1K in · 500 out$0.006
Document analysis10K in · 2K out$0.036
Long context100K in · 10K out$0.28
Estimated cost per request$0.006

Prices in USD. Billed per token actually used, from a balance prepaid in USDT, USDC, ETH or BTC.

Frequently asked questions

What is OpenAI o3?

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....

How much does OpenAI o3 cost?

OpenAI o3 is priced at $2 per 1 million input tokens and $8 per 1 million output tokens when accessed via NeuronGate. You pay per token — no subscriptions required. Top up with crypto (USDT, USDC, ETH, BTC).

Does OpenAI o3 support streaming?

Yes, OpenAI o3 supports streaming responses via NeuronGate's API. Use the standard "stream": true parameter in your request.

What is the context window of OpenAI o3?

OpenAI o3 has a context window of 200K tokens (~150K words). Maximum output is 100K tokens.

Does OpenAI o3 support function calling (tools)?

Yes, OpenAI o3 supports function calling / tool use via NeuronGate's standard API.

How do I use OpenAI o3 with NeuronGate?

Create a NeuronGate account, top up your balance with crypto, generate an API key, and use the model id openai/o3 in your requests. NeuronGate uses the OpenAI-compatible API format — set your base URL to https://neurongate.net/v1.

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