Grok 3 Mini is a lightweight, smaller thinking model. Unlike traditional models that generate answers immediately, Grok 3 Mini thinks before responding. It’s ideal for reasoning-heavy tasks that don’t demand extensive domain knowledge, and …
Model details →xAI: Grok 3 Mini Beta vs Anthropic: Claude Opus Latest
xAI: Grok 3 Mini Beta and Anthropic: Claude Opus Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
This model always redirects to the latest model in the Claude Opus family.
Model details →Side-by-side comparison
| Capability | xAI: Grok 3 Mini Beta | Anthropic: Claude Opus Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 1M | 🏆 Anthropic: Claude Opus Latest |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.30 | $5.00 | 🏆 xAI: Grok 3 Mini Beta |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.50 | $25.00 | 🏆 xAI: Grok 3 Mini Beta |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 Anthropic: Claude Opus Latest |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is xAI: Grok 3 Mini Beta better than Anthropic: Claude Opus Latest?
xAI: Grok 3 Mini Beta and Anthropic: Claude Opus Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between xAI: Grok 3 Mini Beta and Anthropic: Claude Opus Latest?
Input: $0.30 vs $5.00 per 1M tokens. Output: $0.50 vs $25.00 per 1M tokens.
What context windows do xAI: Grok 3 Mini Beta and Anthropic: Claude Opus Latest support?
xAI: Grok 3 Mini Beta supports up to 131K tokens. Anthropic: Claude Opus Latest supports up to 1M tokens.
Do both xAI: Grok 3 Mini Beta and Anthropic: Claude Opus Latest support tool calling?
xAI: Grok 3 Mini Beta: yes. Anthropic: Claude Opus Latest: yes.
Compare xAI: Grok 3 Mini Beta with other models
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