Detailed comparison of Claude and Grok AI models — pricing, context window, parameters, and more. Updated for 2026.
| Model | Context | Parameters | Input Price | Output Price | Tier |
|---|---|---|---|---|---|
| Anthropic: Claude Sonnet 4.6 | 1000K | N/A | $3.00 | $15.00 | premium |
| Anthropic: Claude Opus 4.6 | 1000K | N/A | $5.00 | $25.00 | premium |
| Anthropic: Claude Opus 4.5 | 200K | N/A | $5.00 | $25.00 | premium |
| Anthropic: Claude Haiku 4.5 | 200K | N/A | $1.00 | $5.00 | standard |
| Anthropic: Claude Sonnet 4.5 | 1000K | N/A | $3.00 | $15.00 | premium |
| Anthropic: Claude Opus 4.1 | 200K | N/A | $15.00 | $75.00 | premium |
| Anthropic: Claude Opus 4 | 200K | N/A | $15.00 | $75.00 | premium |
| Anthropic: Claude Sonnet 4 | 200K | N/A | $3.00 | $15.00 | premium |
| Anthropic: Claude 3.7 Sonnet | 200K | N/A | $3.00 | $15.00 | premium |
| Anthropic: Claude 3.7 Sonnet (thinking) | 200K | N/A | $3.00 | $15.00 | premium |
| Model | Context | Parameters | Input Price | Output Price | Tier |
|---|---|---|---|---|---|
| xAI: Grok 4.20 Multi-Agent Beta | 2000K | N/A | $2.00 | $6.00 | standard |
| xAI: Grok 4.20 Beta | 2000K | N/A | $2.00 | $6.00 | standard |
| xAI: Grok 4.1 Fast | 2000K | N/A | $0.20 | $0.50 | budget |
| xAI: Grok 4 Fast | 2000K | N/A | $0.20 | $0.50 | budget |
| xAI: Grok Code Fast 1 | 256K | N/A | $0.20 | $1.50 | standard |
| xAI: Grok 4 | 256K | N/A | $3.00 | $15.00 | premium |
| xAI: Grok 3 Mini | 131K | N/A | $0.30 | $0.50 | budget |
| xAI: Grok 3 | 131K | N/A | $3.00 | $15.00 | premium |
| xAI: Grok 3 Mini Beta | 131K | N/A | $0.30 | $0.50 | budget |
| xAI: Grok 3 Beta | 131K | N/A | $3.00 | $15.00 | premium |
Choosing between Claude and Grok depends on your specific needs. Both are powerful AI models with different strengths. With CoreAI, you don't have to choose — you get access to both Claude and Grok, along with 300+ other AI models, all under one subscription.
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