OpenAI · Model identity
GPT-4.1 Nano
For tasks that demand low latency, GPT‑4.1 nano is the fastest and cheapest model in the GPT-4.1 series. It delivers exceptional performance at a small size with its 1 million...
2pricing routes
What published route metadata supports
CachingFile inputStructured outputTool useVisionWeb search
Input modalities
FilesImageText
Supported API parameters
max_completion_tokensmax_tokensresponse_formatseedstructured_outputstemperaturetool_choicetoolstop_p
Only source-backed fields are filled
Release dateNot independently verified
Knowledge cutoffNot independently verified
Open weightsNot independently verified
OpenRouter catalog date2025-04-14
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 GPT-4.1 Nano with cheaper models using the same workload.
Find cheaper alternatives →| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterBatch | openai/gpt-4.1-nano:batch | $0.05 | $0.0125 | $0.2 | 1.05M | OpenRouter API ↗ |
| OpenRouterStandard | openai/gpt-4.1-nano | $0.1 | $0.025 | $0.4 | 1.05M | OpenRouter API ↗ |
2 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 31, 2026OpenRouter · Standard
Cached input $0.03 → $0.025
- Aug 28, 2026OpenRouter · Batch
Pricing route removed
- Aug 28, 2026OpenRouter · Standard
Cached input $0.025 → $0.03