# GPT-5.4 Pro

> OpenAI's GPT-5.4 Pro, a high-capacity model in the GPT-5 family with advanced reasoning, broad knowledge, coding proficiency, and tool-use capabilities.

**ID**: `openai/gpt-5.4-pro`  
**Creator**: OpenAI  
**Category**: text  
**Context**: 1.1M tokens  
**Pricing**: $30.00 / $180.00 per 1M · billed by your provider (BYOK)  
**Released**: 2026-03-05  
**Web page**: https://anyrouter.dev/model/openai/gpt-5.4-pro

**Input modalities**: text  
**Output modalities**: text  

**Capabilities**: chat, streaming

## Usage

**Endpoint**: `POST https://anyrouter.dev/api/v1/chat/completions`

```bash
curl https://anyrouter.dev/api/v1/chat/completions \
  -H "Authorization: Bearer $ANYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "openai/gpt-5.4-pro",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'
```

## Providers

| Provider | Input | Output |
| --- | --- | --- |
| opencode-zen-byok | $30.00/M (list) | $180.00/M (list) |
| router-byok | $30.00/M (list) | $180.00/M (list) |
| vercel-byok | $30.00/M (list) | $180.00/M (list) |

BYOK routes are billed by your own provider key — AnyRouter charges $0. Rates marked (list) are the provider's published list price.