Last refreshed 2026-06-15. Next refresh: weekly.
Why use GPT-5.4 Nano on OpenRouter?
OpenRouter offers GPT-5.4 Nano with pay-as-you-go pricing at $0.20/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare GPT-5.4 Nano across 3 providers to find the best fit for your use caseInput / 1M
$0.20
Output / 1M
$1.25
Cache
read $0.020
Batch
Not sourced
Setup recipe
Docs fallbackInstall
Use the provider REST API or SDKAuth
Create a provider API keyCall
model: openai/gpt-5.4-nanoModel ID
openai/gpt-5.4-nanoRequest example
Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID
openai/gpt-5.4-nano.Gotchas
- Use provider model ID "openai/gpt-5.4-nano", not the LLMReference slug "gpt-5.4-nano".
Compare GPT-5.4 Nano Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenAI API | $0.20 | $1.25 |
| OpenRouter | $0.20 | $1.25 |
| Vercel AI Gateway | $0.20 | $1.25 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.20 |
| Output tokens | $1.25 |
| Image input | $1.00 |
Capabilities
VisionMultimodalJSON / Tool useStructured OutputsCode ExecutionPrompt CachingBatch API
About GPT-5.4 Nano
GPT-5.4 Nano is the smallest and fastest variant in the GPT-5.4 family, optimized for edge deployment and low-latency tasks. Model ID: gpt-5.4-nano.
Get Started
Model Specs
Released2026-03-05
Context400k
ArchitectureDecoder Only
Knowledge cutoff2025-08