Grok 4.1 Fast vs Ministral 3 14B
Pricing verdict: Grok 4.1 Fast vs Ministral 3 14B: input pricing is tied at $0.20/M, Ministral 3 14B is cheaper for output-heavy usage ($0.20/M output), and Grok 4.1 Fast is better for long-context tasks (2,000,000 tokens).
Direct answer: input pricing is tied. Choose Ministral 3 14B for cheaper output and choose Grok 4.1 Fast when your workload needs longer context.
Compare API pricing, input and output token costs, context windows, and monthly estimates on one page so you can pick the right model fast.
Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
Grok 4.1 Fast
Ministral 3 14B
Cost Differences
Ministral 3 14B costs less than Grok 4.1 Fast
Quick Recommendation
Winner for direct API pricing: Ministral 3 14B. At the default workload, Ministral 3 14B saves about $0.45/month ($5.475/year) versus Grok 4.1 Fast.
Feature Comparison
| Feature | Grok 4.1 Fast | Ministral 3 14B |
|---|---|---|
| Provider | xAI | Mistral AI |
| Input Price | $0.20/1M tokens | $0.20/1M tokens |
| Output Price | $0.50/1M tokens | $0.20/1M tokens |
| Context Window | 2,000,000 tokens | 256,000 tokens |
| Max Output | 131,072 tokens | 32,768 tokens |
| Category | efficient | balanced |
| Capabilities | textreasoningcode | textvision |
| Release Date | 1/15/2026 | 12/2/2025 |
Grok 4.1 Fast vs Ministral 3 14B: Which Should You Choose?
Choosing between Grok 4.1 Fast and Ministral 3 14B depends on your priorities: cost efficiency, context length, or raw capability. Both models charge $0.20/1M input tokens, but Ministral 3 14B is cheaper on output at $0.20/1M. Meanwhile, Grok 4.1 Fast offers a significantly larger context window at 2,000,000 tokens vs 256,000 for Ministral 3 14B.
These models come from different providers — xAI and Mistral AI — which means different API ecosystems, SDKs, rate limits, and terms of service. If you're already integrated with xAI, switching to Mistral AIinvolves migration effort beyond just pricing. Factor in your existing infrastructure when deciding.
These models target different tiers: Grok 4.1 Fast is a efficient model while Ministral 3 14B is balanced. This means they're optimized for different workloads. Ministral 3 14B targets more demanding workloads, while Grok 4.1 Fast provides a cost-effective option for everyday tasks.
Output costs matter too. Grok 4.1 Fast charges $0.50/1M output tokens vs $0.20 for Ministral 3 14B. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Ministral 3 14B has the edge here at $0.20/1M output tokens.
Multimodal capabilities: Ministral 3 14B supports vision (image inputs) while Grok 4.1 Fast is text-only. If your application needs image understanding, this narrows your choice.
Best Use Cases
Choose Grok 4.1 Fast when:
- • You need a larger context window (2,000,000 tokens)
- • You need more capabilities (reasoning, code)
- • You need longer outputs (up to 131,072 tokens)
- • You're already using xAI's API ecosystem
- • You're running high-volume, latency-sensitive workloads
Choose Ministral 3 14B when:
- • You're already using Mistral AI's API ecosystem
Pros and Caveats at a Glance
Grok 4.1 Fast
- • Input pricing: $0.20/M tokens
- • Output pricing: $0.50/M tokens
- • Context window: 2,000,000 tokens
- • Max output: 131,072 tokens
Watch out for
- • Higher output cost than Ministral 3 14B
Ministral 3 14B
- • Input pricing: $0.20/M tokens
- • Output pricing: $0.20/M tokens
- • Context window: 256,000 tokens
- • Max output: 32,768 tokens
Watch out for
- • Smaller context window than Grok 4.1 Fast
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
Grok 4.1 Fast (xAI)
Ministral 3 14B (Mistral AI)
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Which is cheaper, Grok 4.1 Fast or Ministral 3 14B?▼
What is the context window difference between Grok 4.1 Fast and Ministral 3 14B?▼
Which model is better for AI Chatbot?▼
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