gpt-5.4

OpenAI · Chat

ConversationImage RecognitionTools

NixAPI price, from

Input$0.1554
Output$0.9321

USD per 1M tokens · via group Codex-Gpt-1 · Official list price $2.5 / $15Save 94%

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About gpt-5.4

GPT-5.4 is our frontier model for complex, professional work. Appending the suffix high/low/medium/xhigh to the model name indicates the thinking effort level.

Price by routing group

Pick a group in the console when you create a key. Status is live from the router. Live status by group →

GroupGroup statusModel statusMultiplierInputOutputCache readCache write
Codex-Gpt-1…×0.0621$0.1554$0.9321$0.0155—
Codex-Gpt-2…×0.0994$0.2486$1.491$0.0249—
Azure-Gpt-2…×0.169$0.4225$2.535$0.0423—
Azure-Gpt-3…×0.3718$0.9295$5.577$0.0929—
Azure-Gpt-4…×0.7436$1.859$11.154$0.1859—
Openai-Gpt-1…×0.9941$2.485$14.912$0.2485—
Azure-Gpt-5…×1.014$2.535$15.21$0.2535—
Openai-Gpt-2…×1.2427$3.107$18.64$0.3107—
Azure-Gpt-6…×1.521$3.802$22.815$0.3802—

USD per 1M tokens

Long-context pricing

  • Prompts over 272,000 tokens: input ×2, output ×1.5

Supported endpoints

anthropicopenaiopenai-response

Call gpt-5.4 in one request

Works with the OpenAI SDK and any OpenAI-compatible client. Replace the key with your own.

curl https://api.nixapi.com/v1/chat/completions \
  -H "Authorization: Bearer $NIXAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-5.4",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Full API reference →

Questions about gpt-5.4

How much does gpt-5.4 cost on NixAPI?

From $0.1554 per 1M input tokens and $0.9321 per 1M output tokens in the Codex-Gpt-1 group, about 94% below the official list price. Prices are pay-as-you-go in USD with no monthly minimum.

How do I call gpt-5.4?

Point any OpenAI-compatible client at https://api.nixapi.com/v1, use your NixAPI key and set the model to "gpt-5.4".

Which routing groups serve gpt-5.4?

gpt-5.4 is available in 9 routing groups: Codex-Gpt-1, Codex-Gpt-2, Azure-Gpt-2, Azure-Gpt-3, Azure-Gpt-4, Openai-Gpt-1, Azure-Gpt-5, Openai-Gpt-2, Azure-Gpt-6. The lowest price is in Codex-Gpt-1.

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