Grok 4.20 Multi-Agent vs Grok 4.5
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Grok 4.20 Multi-Agent and Grok 4.5.
Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is a variant of xAI’s Grok 4.20 designed for collaborative, agent-based workflows. Multiple agents operate in parallel to conduct deep research, coordinate tool use, and synthesize information...
Grok 4.5
Grok 4.5 is SpaceXAI's smartest model with frontier performance on coding, knowledge work, and STEM.
Technical Specifications
| Specification | Grok 4.20 Multi-Agent | Grok 4.5 |
|---|---|---|
| Provider | xAI | xAI |
| Context Window | 2,000,000 tokens | 500,000 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2026-03-31 | 2026-07-08 |
API Pricing Comparison
Input Price per Million Tokens
Grok 4.20 Multi-Agent
$1.25
Grok 4.5
$2.00
Output Price per Million Tokens
Grok 4.20 Multi-Agent
$2.50
Grok 4.5
$6.00
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Grok 4.20 Multi-Agent Quirks & Gotchas
No developer gotchas reported.
Grok 4.5 Quirks & Gotchas
No developer gotchas reported.