LLM Comparison
Grok 4.20 Multi-Agent vs GPT-5.4
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
 GPT-5.4 | ||
|---|---|---|
| Organization |  OpenAI | |
| OpenTools Score | 82 9.4 | |
| Family | Grok | GPT |
| Status | Current | Current |
| Release Date | Mar 2026 | Mar 2026 |
| Context Window | 2.0M tokens | 1.1M tokens |
| Input Price | $2.00/M tokens | $2.50/M tokens |
| Output Price | $6.00/M tokens | $15.00/M tokens |
| Pricing Notes | Cache read: $0.2000/M tokens | Cache read: $0.2500/M tokens |
| Capabilities | textvisioncode | textvisioncode |
| Max Output | — | 128K tokens |
| API Identifier | x-ai/grok-4.20-multi-agent | openai/gpt-5.4 |
| Benchmarks | ||
| GPQA Diamond | — | 93openai |
| SWE-bench Pro | — | 57.7openai |
| OSWorld-Verified | — | 75openai |
| Terminal-Bench 2.0 | — | 75.1openai |
| ARC-AGI-2 | — | 73.3openai |
| BrowseComp | — | 82.7openai |
| MMMU-Pro | — | 81.2openai |
| MATH-500 | — | 94.6openai |
| View Grok 4.20 Multi-Agent | View GPT-5.4 | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Grok 4.20 Multi-AgentCheapest | $2.00 | $3.00 | $5.00 | — |
| GPT-5.4 | $2.50 | $7.50 | $10.00 | +100% |
xAI
Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is a multimodal llm from xAI. Supports up to 2,000,000 token context window. Available from $2.00/M input tokens.
OpenAI
GPT-5.4
GPT-5.4 is a multimodal llm from OpenAI. Supports up to 1,050,000 token context window. Available from $2.50/M input tokens.
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