GPT-5.4 API: Pricing and Specs

GPT-5.4 API

GPT-5.4 is a large language model by OpenAI, available on the Venice API as openai-gpt-54. Requests are anonymized, so the provider never sees your identity.GPT-5.4, the successor to GPT-5.2, is a frontier model in the GPT-5 series with a 1M+ context window, offering improved agentic and long context performance. It uses adaptive reasoning to dynamically allocate computation across tasks.

GPT-5.4 API pricing

Model ID	Variant	Privacy	Price
`openai-gpt-54`	Standard	Anonymized	$2.50 / $15.00 per 1M

GPT-5.4 specifications

Spec	Value
Provider	OpenAI
Released	Mar 5, 2026
Privacy	Anonymized
Status	Stable
Context window	1M tokens
Max output	128K tokens
Reasoning effort	none, low, medium, high, xhigh

How to use the GPT-5.4 API

Send requests to POST https://api.venice.ai/api/v1/responses with "model": "openai-gpt-54" and your API key.

curl https://api.venice.ai/api/v1/responses \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai-gpt-54",
    "input": "Explain TEE attestation in two sentences.",
    "reasoning": { "effort": "high" }
  }'

Related models

GPT-5.5 API: $5.00 / $30.00 per 1M
GPT-5.2 API: $1.75 / $14.00 per 1M
Gemini 3.1 Pro Preview API: $2.50 / $15.00 per 1M
Claude Sonnet 4.6 API: $3.00 / $15.00 per 1M
Aion 3.0 API: $3.75 / $7.50 per 1M
Gemini 4 Argon API: $2.50 / $12.50 per 1M

Explore

By modality

GPT-5.4 API