Updated March 25, 2026· Based on independent benchmark data
OpenAI: GPT-5.4 leads in intelligence with a score of 57.2 vs 48.5. For speed, xAI: Grok 4.20 Multi-Agent Beta wins at 124 tok/s vs 77 tok/s.
| Metric | xAI: Grok 4.20 Multi-Agent Beta | OpenAI: GPT-5.4 |
|---|---|---|
| Intelligence Score | 48.5 | 57.2 |
| Coding Score | 42.2 | 57.3 |
| Math Score | N/A | N/A |
| Speed (tok/s) | 124 tok/s | 77 tok/s |
| Latency (TTFT) | 15.96s | 147.35s |
| Input Price / 1M tokens | $2.00 | $2.50 |
| Output Price / 1M tokens | $6.00 | $15 |
| Context Window | 2M |
OpenAI: GPT-5.4 outperforms xAI: Grok 4.20 Multi-Agent Beta on the intelligence index with a score of 57.2 compared to 48.5. For coding tasks, OpenAI: GPT-5.4 has the edge with a coding score of 57.3 vs 42.2.
xAI: Grok 4.20 Multi-Agent Beta generates output significantly faster at 124 tok/s compared to OpenAI: GPT-5.4's 77 tok/s, making it 1.6x faster for streaming responses. Time to first token is 15.96s for xAI: Grok 4.20 Multi-Agent Beta vs 147.35s for OpenAI: GPT-5.4, which affects perceived responsiveness in interactive applications.
xAI: Grok 4.20 Multi-Agent Beta is more affordable at $2.00/1M input tokens ($6.00/1M output), while OpenAI: GPT-5.4 costs $2.50/1M input ($15/1M output). 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 $15.00/month for OpenAI: GPT-5.4 in input costs alone.
xAI: Grok 4.20 Multi-Agent Beta offers a larger context window at 2M tokens compared to OpenAI: GPT-5.4's 1.1M.
Choose xAI: Grok 4.20 Multi-Agent Beta when you need faster output (124 tok/s). Choose OpenAI: GPT-5.4 when you need higher intelligence (57.2), stronger coding performance (57.3).
OpenAI: GPT-5.4 scores higher on coding benchmarks (57.3 vs 42.2), making it the better choice for programming tasks.
xAI: Grok 4.20 Multi-Agent Beta is cheaper at $2.00/1M input tokens vs $2.50/1M for OpenAI: GPT-5.4.
xAI: Grok 4.20 Multi-Agent Beta is faster, producing output at 124 tok/s compared to OpenAI: GPT-5.4's 77 tok/s.
Yes, xAI: Grok 4.20 Multi-Agent Beta supports image input. OpenAI: GPT-5.4 also supports images.
Data last synced: March 25, 2026
| 1.1M |
| Max Output Tokens | N/A | 128K |
| Input Modalities | Text + Image | Text + Image + File |
| Output Modalities | Text | Text |
| Free Tier | No | No |
xAI: Grok 4.20 Multi-Agent Beta has a larger context window at 2M compared to OpenAI: GPT-5.4's 1.1M.
It depends on your priorities. OpenAI: GPT-5.4 scores higher on intelligence (57.2), but xAI: Grok 4.20 Multi-Agent Beta may be better for specific use cases like budget-conscious projects or speed-critical applications.