xAI: Grok 4.20 Multi-Agent Beta vs OpenAI: GPT-4 Turbo (older v1106): Which AI Model Is Better?

Updated March 24, 2026· Based on independent benchmark data

Quick Verdict

xAI: Grok 4.20 Multi-Agent Beta is 5.0x cheaper at $2.00/1M tokens vs $10/1M.

Head-to-Head Comparison

MetricxAI: Grok 4.20 Multi-Agent BetaOpenAI: GPT-4 Turbo (older v1106)
Intelligence ScoreN/AN/A
Coding ScoreN/AN/A
Math ScoreN/AN/A
Speed (tok/s)0 tok/sN/A
Latency (TTFT)0.00sN/A
Input Price / 1M tokens$2.00$10
Output Price / 1M tokens$6.00$30
Context Window2M128K
Max Output TokensN/A4K
Input ModalitiesText + ImageText
Output ModalitiesTextText
Free TierNoNo

Detailed Analysis

Pricing

xAI: Grok 4.20 Multi-Agent Beta is more affordable at $2.00/1M input tokens ($6.00/1M output), while OpenAI: GPT-4 Turbo (older v1106) costs $10/1M input ($30/1M output). That makes OpenAI: GPT-4 Turbo (older v1106) 5.0x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, xAI: Grok 4.20 Multi-Agent Beta would cost approximately $12.00/month vs $60.00/month for OpenAI: GPT-4 Turbo (older v1106) in input costs alone.

Context Window

xAI: Grok 4.20 Multi-Agent Beta offers a larger context window at 2M tokens compared to OpenAI: GPT-4 Turbo (older v1106)'s 128K. This means xAI: Grok 4.20 Multi-Agent Beta can process roughly 1000 pages of text in a single request vs 64 pages for OpenAI: GPT-4 Turbo (older v1106).

Best Use Cases

Choose xAI: Grok 4.20 Multi-Agent Beta when you need lower cost, larger context window (2M).

Choose xAI: Grok 4.20 Multi-Agent Beta if:

  • Budget is a concern ($2.00/1M vs $10/1M)
  • You need a larger context window (2M vs 128K)
  • You need image understanding (Supports image input)

Frequently Asked Questions

Which is cheaper, xAI: Grok 4.20 Multi-Agent Beta or OpenAI: GPT-4 Turbo (older v1106)?

xAI: Grok 4.20 Multi-Agent Beta is cheaper at $2.00/1M input tokens vs $10/1M for OpenAI: GPT-4 Turbo (older v1106).

Can xAI: Grok 4.20 Multi-Agent Beta process images?

Yes, xAI: Grok 4.20 Multi-Agent Beta supports image input. OpenAI: GPT-4 Turbo (older v1106) does not support image input.

Which has a larger context window, xAI: Grok 4.20 Multi-Agent Beta or OpenAI: GPT-4 Turbo (older v1106)?

xAI: Grok 4.20 Multi-Agent Beta has a larger context window at 2M compared to OpenAI: GPT-4 Turbo (older v1106)'s 128K.

Related Comparisons

Benchmark data by Artificial Analysis

Data last synced: March 24, 2026