OpenAI: GPT-5.4 Pro
OpenAIGPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabili
1M+ contextMultimodal vision
TextVision
Specifications
| Vendor | OpenAI |
| Family | openai |
| Context | 1.1M · 787.5k words（≈ a novella） |
| Max output | 1.1M · 787.5k words（≈ a novella） |
| Released | 2026-06-19 |
| Open source | No |
| Tool use | — |
Pricing across channels
per 1M tokens, USD
| Channel | Type | Input | Output | → |
|---|---|---|---|---|
| OpenRouter (auto) | Aggregator | $30.00 | $180.00 | visitAd |
OpenRouter API (auto-fetched)· 2026-06-19
Related models
Similar tier, vendor or price range