OpenAI · Model identity
o3 Mini
OpenAI o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and coding. This model supports the `reasoning_effort` parameter, which can be set to...
2pricing routes
What published route metadata supports
CachingFile inputReasoningStructured outputTool useWeb search
Input modalities
FilesText
Supported API parameters
include_reasoningmax_tokensreasoningresponse_formatseedstructured_outputstool_choicetools
Only source-backed fields are filled
Release dateNot independently verified
Knowledge cutoffNot independently verified
Open weightsNot independently verified
OpenRouter catalog date2025-01-31
LLMPrice does not infer a release date, knowledge cutoff, or open-weight status from a model name, Hugging Face link, or pricing route.
| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterBatch | openai/o3-mini:batch | $0.55 | $0.275 | $2.2 | 200K | OpenRouter API ↗ |
| OpenRouterStandard | openai/o3-mini | $1.1 | $0.55 | $4.4 | 200K | OpenRouter API ↗ |
Tracking from today forward
No verified price changes have been recorded since tracking began on Aug 26, 2026. Today’s catalog is the baseline; LLMPrice does not invent or backfill older prices.
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