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OpenAI
openai/gpt-5.4-mini-20260317
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding,...
OpenRouter share of tokens, by day.
OpenAI: GPT-5.4 Mini holds 0.23% today, up from 0.21% at the start of the visible window.
OpenAI: GPT-5.4 Mini's share plotted against days since first tracked, overlaid on other current leaders on the same axis. The question every new-model page asks: is this one going to make it?
Citable stat
As of 2026-10-14, OpenAI: GPT-5.4 Mini holds 0.2% of OpenRouter token share, up 0.02pp over 30 days. Source: OpenRouter (openrouter.ai/rankings), as of 2026-10-14. tidelines.ai
Median dollars spent on one OpenAI: GPT-5.4 Mini session, by coding agent and session length.
Token rate sets the price; session length and reasoning set the bill.
| Agent | 1 turn | 2–9 turns | 10–49 turns | 50+ turns |
|---|---|---|---|---|
| Hermes Agent | $0.0004 | $0.024 | $0.133 | $0.868 |
| Codex | $0.015 | — | — | — |
Where to run it
Per-provider pricing, context, and uptime via OpenRouter. Sorted by output price.
OpenAI: GPT-5.4 Mini is served by 5 tracked endpoints on OpenRouter. The cheapest output price is $2.25 per million tokens from OpenAI · 400k, and the most expensive is $9.00 from OpenAI · 400k. The largest context window offered is 400k tokens. Prices are list rates and refresh daily.
| Provider | Input $/M | Output $/M | Context | Uptime |
|---|---|---|---|---|
| OpenAI · 400k | $0.38 | $2.25 | 400k | 100.00% |
| Azure · 400k | $0.75 | $4.50 | 400k | 100.00% |
| OpenAI · 400k | $0.75 | $4.50 | 400k | 100.00% |
| Azure · 400k | $0.83 | $4.95 | 400k | 100.00% |
| OpenAI · 400k | $1.50 | $9.00 | 400k | 100.00% |
