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GPT 5.4

GPT 5.4 is the standard tier of the GPT-5.4 model family, extending the agentic and reasoning capabilities of GPT-5.3 Codex to all domains including knowledge work, multi-step workflows, and analysis. Your use is subject to OpenAI's Terms & Privacy Policies.

ReasoningTool UseVision (Image)File InputImplicit CachingWeb SearchHas Fast ModeWebsockets
Use with AI GatewayView docs
import { streamText } from 'ai'


const result = streamText({
  model: 'openai/gpt-5.4',
  prompt: 'Why is the sky blue?'
})
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OverviewAPIAboutProvidersThroughputLatencyUptimeStatusSimilarFAQ

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Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.

Provider
Context
Max Output
Latency
Throughput
Input
Output
Cache
Web Search
Capabilities
ZDR
No Training
Regional Inference
Free Tier
Release Date
OpenAI
Legal:Terms•Privacy
1.1M128K
2.4s
65tps
$2.50/M+4 more
$15/M+4 more
Read:$0.25/M+4 more
Write:—
$10/K
+ input costs
+4
US
03/05/2026
Azure
Legal:Terms•Privacy
1M128K
1.2s
57tps
$2.50/M+1 more
$15/M+1 more
Read:
$0.25/M+1 more
Write:
—
$14/K
+ input costs
+3
03/05/2026