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GPT-5.4

OpenAI

Official information

Release date
Mar 5, 2026
Official model ID
gpt-5.4
Vendor source
GPT-5.4
Identity verified
Aug 13, 2026

API pricing

Verification
Retained last valid price
Verified at
Aug 13, 2026, 08:00:00 GMT+8
Value benchmark tier
Fixed USD rate
Input / output per million tokens
Tier / regionInput / output · per MTokContext pricing tierBillingValiditySource
Fixed USD rate$2.5 / $15—PAYG—Official rates

Rankings by category

Overall

#13High 0.91
70.6
Overall — Source breakdown
SourcePercentileRaw scoreConfig folding
Epoch AI79.3156.9Single config
LiveBench74.478.8Single config
LMArena58.01461.1Median of 2 configs

Cross-source percentile spread 21.4

Coding

#21High 0.77
48.7
Coding — Source breakdown
SourcePercentileRaw scoreConfig folding
DeepSWE37.551.8Single config
LiveBench67.163.3Single config
LMArenatext-coding60.21487.8Median of 2 configs
· webdev22.81442.6Median of 3 configs

Cross-source percentile spread 29.6

Agent

#20High 0.94
42.6
Agent — Source breakdown
SourcePercentileRaw scoreConfig folding
Agents' Last Exam38.633.0Median of 2 configs
DeepSWE37.551.8Single config
LMArena51.70.0Single config

Cross-source percentile spread 14.2

Reasoning

#12High 0.93
66.9
Reasoning — Source breakdown
SourcePercentileRaw scoreConfig folding
Epoch AI63.40.9Median of 5 configs
LiveBench76.891.1Single config
LMArenatext-math63.11473.7Median of 2 configs
· text-hard58.01477.3Median of 2 configs

Cross-source percentile spread 16.3

Value

#20High 0.91
42.5

Aliases & configurations

  • gpt-5-4
  • gpt-5-4-2026-03-05
  • gpt-5-4-high· high
  • gpt-5-4-high-codex-harness· high / codex harness
  • gpt-5-4-medium-codex-harness· medium / codex harness
  • gpt-5-4-xhigh· xhigh

Methodology & data sources