GPT-5.4 Nano
openai/gpt-5.4-nano
Compare with GPT-5 Nano, GPT-5.4 Nano (batch), GPT-5.4
CompareGPT-5.4 Nano
| Provider | State | Uptime 5m | 24h | p50 latency | p99 | Throughput | Context | $/Mtok |
|---|---|---|---|---|---|---|---|---|
Azureazure | Healthy | 100% | 99.45% | 1.93s | 7.89s | 23 tps | 400K | $0.200 / $1.25 |
OpenAIopenai | Healthy | 96.65% | 89.83% | 834ms | 6.32s | 64 tps | 400K | $0.200 / $1.25 |
OpenAIopenai/flex | Healthy | 96.65% | 89.83% | 1.50s | 5.55s | 51 tps | 400K | $0.100 / $0.625 |
Azureazure/us | No data | — | 99.66% | 5.41s | 8.35s | 12 tps | 400K | $0.220 / $1.38 |
- Azure100%Healthy24h 99.45%
- p50
- 1.93s
- p99
- 7.89s
- Throughput
- 23 tps
- Context
- 400K
- $/Mtok
- $0.200 / $1.25
azure - OpenAI96.65%Healthy24h 89.83%
- p50
- 834ms
- p99
- 6.32s
- Throughput
- 64 tps
- Context
- 400K
- $/Mtok
- $0.200 / $1.25
openai - OpenAI96.65%Healthy24h 89.83%
- p50
- 1.50s
- p99
- 5.55s
- Throughput
- 51 tps
- Context
- 400K
- $/Mtok
- $0.100 / $0.625
openai/flex - Azure—No data24h 99.66%
- p50
- 5.41s
- p99
- 8.35s
- Throughput
- 12 tps
- Context
- 400K
- $/Mtok
- $0.220 / $1.38
azure/us
Measured 1m ago. Latency and throughput are OpenRouter's rolling 30-minute windows.
History
1 endpoint reporting no data is omitted from the charts.
Availability
Axis starts at 90% so small differences stay visible; it expands to 0 when an endpoint falls below.
Time to first token
Logarithmic axis — the fleet spans two orders of magnitude. p50 and p99 are OpenRouter's rolling 30-minute windows.
Throughput
Median tokens per second.