OpenAI · Model identity
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....
2pricing routes
What published route metadata supports
CachingFile inputReasoningStructured outputTool useVisionWeb search
Input modalities
FilesImageText
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 date2025-04-16
LLMPrice does not infer a release date, knowledge cutoff, or open-weight status from a model name, Hugging Face link, or pricing route.
Could this workload cost less?Compare o3 with cheaper models using the same workload.
Find cheaper alternatives →| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterBatch | openai/o3:batch | $1 | $0.25 | $4 | 200K | OpenRouter API ↗ |
| OpenRouterStandard | openai/o3 | $2 | $0.5 | $8 | 200K | OpenRouter API ↗ |
0 verified price changes since Aug 26, 2026
2 route availability changes recorded. No earlier prices are inferred.
- Sep 1, 2026OpenRouter · Batch
New pricing route added
- Aug 28, 2026OpenRouter · Batch
Pricing route removed