OpenAI
GPT-5.4
model
gpt-5.4MidStableVisionStreamingVisionToolsBatchLong contextUnited States
Context
1.1M
Input / 1M tokens
$2.50
Output / 1M tokens
$15.00
About this model
GPT-5.4
GPT-5.4 is OpenAI's mid-tier flagship — near-GPT-5.5 quality at half the price. The default workhorse choice when you want strong reasoning without paying premium rates.
Released
2026-01
Training cutoff
2024-11
Parameters
Not disclosed
Best for
Use cases
- ✓Production AI assistants
- ✓Multi-step reasoning at scale
- ✓Document analysis + extraction
- ✓Tool-using agents
Strengths
What it does well
- ●Near-5.5 quality at significantly lower cost
- ●1M-token context window
- ●Strong tool calling + structured output
- ●Reliable at high throughput
Limitations
Know the trade-offs
- !Trails 5.5 on the very hardest reasoning
- !Output tokens $15/Mtok — set max_tokens carefully
Code example
Chat completion with GPT-5.4
from openai import OpenAI
client = OpenAI(
base_url="https://api.anoman.io/v1",
api_key="anm-sk-..."
)
response = client.chat.completions.create(
model="gpt-5.4",
messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)Alternatives
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