Output tokens cost $0.90 per million on agnes-2.5-pro-alpha and $6.00 per million on grok-4.5. Input tokens cost $0.45 per million on agnes-2.5-pro-alpha and $2.00 per million on grok-4.5. Cached input tokens are billed at $0.00 per million on agnes-2.5-pro-alpha and $0.50 per million on grok-4.5. Context windows are 1,000,000 tokens on agnes-2.5-pro-alpha and 1,000,000 tokens on grok-4.5.
grok-4.5Agnes 2.5 Pro Alpha is Agnes AI’s paid inference model, suitable for advanced coding, scientific reasoning, long-context analysis, agent workflows, and multimodal understanding. The model is accessed via an OpenAI-compatible Chat Completions API.
Grok 4.5 was trained on datasets spanning knowledge in coding, science, engineering, and math. With both intelligent and efficient reasoning, Grok 4.5 excels at real engineering tasks and exceeds comparable leading models at these tasks.
Prices are per million tokens. Latency and throughput are rolling averages measured on AIHubMix.
Promotional prices show the discounted rate; see each model page for promotion windows.
Daily traffic served through AIHubMix — how demand for each model is trending.
Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.
Estimate your monthly bill for the same workload on each model.
Monthly = daily × 30. Discounted rates applied where a promotion is active.
agnes-2.5-pro-alpha: $0.90/M output tokens; grok-4.5: $6.00/M. Use the cost calculator above to estimate your own workload.
agnes-2.5-pro-alpha accepts 1,000,000 and grok-4.5 accepts 1,000,000 input tokens. Maximum output per request is 65,536 tokens on agnes-2.5-pro-alpha and 1,000,000 tokens on grok-4.5.
agnes-2.5-pro-alpha accepts text and image input and supports thinking; grok-4.5 accepts text and image input and supports thinking, tool calling, function calling, structured outputs and long context.
Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.
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