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Blended $/1M across tracked versions of this line.
Typical 3:1 output-to-input mix, per 1M tokens
Price as of 2026-04-28 · Source: legacy_model_catalog
Mixed text, image, audio and document workloads that benefit from one model across modalities.
Grok 4.20 is xAI's newest flagship model with industry-leading speed and agentic tool calling capabilities. It combines the lowest hallucination rate on the market with strict prompt adherance, delivering consistently...
grok-4.20 is a Multimodal model from xAI (US). HotON.ai tracks it at $2.00 per 1M input tokens and $6.00 per 1M output tokens, with a 2000K-token context window. Its composite efficiency score is 93/100 at an estimated $0.007 per successful task.
grok-4.20 is tracked at $2.00 per 1M input tokens and $6.00 per 1M output tokens. A typical 3:1 output-to-input workload blends to roughly $5.00 per 1M tokens. Figures are illustrative demo data.
Mixed text, image, audio and document workloads that benefit from one model across modalities.
grok-4.20 supports up to a 2000K-token context window — large enough for long documents and extended conversations in a single request.
Within the HotON.ai tracked set, grok-4.20 is cheaper than 15% of models on input price and ranks #51 of 537 by overall efficiency.
Yes — grok-4.1-fast is a lower-cost option at $0.50 per 1M output tokens, while still covering similar Multimodal use cases. Compare them side by side on HotON.ai.
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HotON.ai — grok-4.20 (xAI): $2.00/1M input, $6.00/1M output, as of 2026-04-28. https://hoton.ai/en/models/x-ai-grok-4-20Pricing is real (via the TestKey catalog, updated daily). Quality (Arena Elo) is real where the model is ranked on LMArena. Efficiency is a modeled composite of real price and context.