GPT-5.4 (Xhigh) API Pricing

OpenAI · released 2026-03-05 · merges 3 reasoning-effort tiers

Also searched as: GPT-5.4 pricing · GPT 5.4 price

Benchmarks shown for the highest-scoring reasoning tier. Merged tiers: GPT-5.4 (Xhigh), GPT-5.4 (Low), GPT-5.4 (Non-reasoning).

GPT-5.4 price

$2.50
input / 1M tokens
0.250¢ / 1K
$15.00
output / 1M tokens
1.50¢ / 1K
$5.625
blended / 1M tokens
0.562¢ / 1K

What it actually costs

WorkloadTokensCost
Short chat reply500 in / 300 out0.575¢
RAG query4,000 in / 500 out$0.0175
Long document summary50,000 in / 1,000 out$0.1400
Code review of a 2k-line file30,000 in / 2,000 out$0.1050
1,000 chat replies/day for 30 days30,000 × (500 in / 300 out)$172.50

Cost = (input tokens ÷ 1,000,000 × $2.50) + (output tokens ÷ 1,000,000 × $15.00).

Benchmarks

39.0
Intelligence
#34 of 547
71.1
Coding
#26 of 195
—
Math
—
Tokens/sec
—
Time to first token

Similar intelligence, lower price

ModelIntelligenceBlended $/1M
MiMo-V2.6-Flash37.9$0.175
GPT-6 Luna (Max)38.1$0.20
Qwen3.8-Flash-Next39.8$0.23
GLM-5.3-Flash41.8$0.237
Ling 3.1 Flash41.1$0.45

Leaderboard neighbours

ModelIntelligenceBlended $/1M
Gemini 3.7 Flash (Medium)39.6$1.50
Muse Spark 1.2 (Xhigh)39.6$2.00
DeepSeek V4.1 Flash (Max)39.5$0.525
GPT-5.4 (Xhigh)39.0$5.625
Grok 4.5 (High)38.8$3.00
GPT-5.5 (Xhigh)38.4$11.25
Mistral Large 4 Preview38.4$2.065

More from OpenAI

ModelIntelligenceBlended $/1M
GPT-6 Astra (Max)52.7$20.00
GPT-6.1 Sol (Max)51.8$4.00
GPT-6 Sol (Max)47.6$4.00
GPT-5.6 Sol (Max)47.0$8.00
GPT-5.6 Terra (Max)42.1$4.50
GPT-5.5 (Xhigh)38.4$11.25
GPT-6 Luna (Max)38.1$0.20
GPT-5.6 Luna (Max)37.3$0.45

Count tokens & estimate cost for GPT-5.4 (Xhigh) See GPT-5.4 (Xhigh) on the leaderboard

Source: Artificial Analysis · last synced 2026-10-15

FAQ

Who develops GPT-5.4 (Xhigh)?

GPT-5.4 (Xhigh) is developed by OpenAI, released 2026-03-05.

How much does GPT-5.4 (Xhigh) cost per million tokens?

GPT-5.4 (Xhigh) costs $2.50 per 1M input tokens and $15.00 per 1M output tokens ($5.625 blended), per Artificial Analysis's official pricing data.

What is the GPT-5.4 API price?

The GPT-5.4 API price is $2.50 per 1M input tokens and $15.00 per 1M output tokens ($5.625 per 1M blended).

How much does GPT-5.4 cost for a typical request?

A short chat reply (500 in / 300 out tokens) costs about 0.575¢ on GPT-5.4, at $2.50/1M input and $15.00/1M output.

Is GPT-5.4 free?

GPT-5.4's official API list price is $2.50 per 1M input tokens and $15.00 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check OpenAI's site for those.

How does GPT-5.4 (Xhigh) rank on benchmarks?

GPT-5.4 (Xhigh) scores 39.0 on the Artificial Analysis Intelligence Index, ranking #34 of 547 models we track.

Is there a cheaper model with similar intelligence to GPT-5.4 (Xhigh)?

Yes — MiMo-V2.6-Flash scores similar intelligence (37.9) at $0.175/1M blended, versus $5.625/1M for GPT-5.4 (Xhigh).

Where does this data come from?

Pricing and benchmark data for GPT-5.4 (Xhigh) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-10-15.