Specs
On paper
| Grok 4 | GPT-5 Mini | |
|---|---|---|
| Modality | Chat | Chat |
| Context | 256K | 128K |
| Max output | 8K | 16K |
| Price | $0.011typical | $0.004typical |
| Metered input | $1.50/M tok | $0.40/M tok |
| Metered output | $3.00/M tok | $2.24/M tok |
| Providers | 1 | 1 |
| Streaming | ||
| JSON mode | ||
| Reasoning |
Live performance
On our traffic
Each curve is one model, measured on the same network, the same days.
Response latencymedian per day
Collecting live data — a point is recorded for every day of traffic.
Output speedtokens / second
Collecting live data — a point is recorded for every day of traffic.
Uptimesuccessful of gradable
Collecting live data — a point is recorded for every day of traffic.
Requests / dayvolume served
Collecting live data — a point is recorded for every day of traffic.
Grok 4GPT-5 Mini
Run both. Route to the winner.
One key serves every model here — swap the model string, keep your code.
Get an API key