Model detail
GPT-5.4 Nano
Provider: OpenAI · Public slug: gpt-5-4-nano
- Rank
- 19
- Rank movement
- Baseline
- Score
- 34.0
- Last measured
- 2026-07-05
- Coverage
- Complete coverage
Reasoning scores
- XHigh
- 45.6
- Medium
- 33.6
- None
- 23.0
Generation health
XHigh59%29%12%n 17Medium41%37%22%n 32None31%47%22%n 32 Complete coverageCost summary
- Mean standard list-price equivalent
- $0.11
- Median unique-cell cost
- $0.03
- Unique-cell range
- $0.0058–$0.39
- Coverage
- 24 unique cells / 81 observed runs
- Observed-run total
- $6.14
- Evidence basis
- Standard list-price estimate
- Mean output
- 58k tok
- Output range
- 2.7k–316k tok
- Token samples
- 81
Cost means equal-weight unique model/game/reasoning cells. Provider-account billed spend is reported separately on Charts.
Run setup
- Overall Models: combines public reasoning variants
- Standard GameBench code-generation prompt