OpenAI / openai/o4-mini

o4-mini - access through LLMTR

Delivers impressive reasoning for its size across coding, math, and visual tasks. A strong middle ground before stepping up to more expensive reasoning models.

Technical specifications

Canonical ID	`openai/o4-mini`
Provider	OpenAI
Context window	200,000 tokens
Operations	CHAT_COMPLETIONS
Modalities	text, image, audio

Pricing

A 6% platform margin applies to credit top-ups; model usage prices are not separately marked up.

Operation	Metric	Unit	Price
CHAT_COMPLETIONS	INPUT_TEXT	PER_1M_TOKENS	$1.10
CHAT_COMPLETIONS	OUTPUT_TEXT	PER_1M_TOKENS	$4.40

Example usage

With existing OpenAI SDK flows, change only the base URL and model identifier.

curl https://llmtr.com/v1/chat/completions \
  -H "Authorization: Bearer llmtr-your_key" \
  -H "Content-Type: application/json" \
  -d '{"model":"openai/o4-mini","messages":[{"role":"user","content":"Hello"}]}'

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