Question 1

What is o3 Mini?

Accepted Answer

o3 Mini is a model from OpenAI, released on Jan 31, 2025. OpenAI o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and coding. $1.10 per million input tokens, $4.40 per million output tokens. 200,000 token context window, maximum output of 100,000 tokens. Includes independent benchmarks from Artificial Analysis.

Question 2

How much does o3 Mini cost?

Accepted Answer

On the Respan gateway, input starts at $1.10 per 1M tokens on every provider, and output starts at $4.40 per 1M tokens on every provider, after gateway discounts.

Question 3

Which providers serve o3 Mini on Respan?

Accepted Answer

4 providers serve o3 Mini: Azure OpenAI, OpenAI, and OpenRouter. Azure OpenAI requires your own provider API key (BYOK).

Question 4

What is o3 Mini's context window?

Accepted Answer

o3 Mini accepts up to 200K tokens of context on its largest provider route.

Question 5

How do I use o3 Mini with the Respan gateway?

Accepted Answer

Point any OpenAI-compatible SDK at https://api.respan.ai/api/ with your Respan API key and set the model to "openai/o3-mini-2025-01-31". To set it up with a coding agent, copy the agent setup prompt at the top of this page.

Question 6

How fast is o3 Mini?

Accepted Answer

Over the last 30 days of requests through the Respan gateway, the fastest provider was OpenAI at 92 tokens per second, and the lowest response latency was 1.1 seconds on OpenRouter. Speed varies with request size and provider.

Provider	Context	Input	Output
Azure OpenAIBYOK only`azure/o3-mini`	200K	$1.10/M	$4.40/M
OpenAI`openai/o3-mini`	200K	$1.10/M	$4.40/M
OpenAI`openai/o3-mini-2025-01-31`	200K	$1.10/M	$4.40/M
OpenRouter`openrouter/openai/o3-mini`	200K	$1.10/M	$4.40/M

o3 Mini

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Pricing

Cost by volume

Throughput and latency

Output speed

Response latency

Apps

o3 Mini FAQ

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