Grok 4.1 Fast vs Ministral 3 14B
Detailed pricing comparison and cost analysis.
Updated September 2026
Cost Simulator
| Feature | Grok 4.1 Fast | Ministral 3 14B |
|---|---|---|
| Provider | xAI | Mistral |
| Input Price (1M) | $0.20 | $0.20 |
| Output Price (1M) | $0.50 | $0.20 |
| Context Window | 2,000,000 | 262,000 |
Verdict
Grok 4.1 Fast costs $0.20 per 1M input tokens and $0.50 per 1M output tokens. Ministral 3 14B costs $0.20 per 1M input tokens and $0.20 per 1M output tokens. Grok 4.1 Fast and Ministral 3 14B have identical input token pricing. For output tokens, Ministral 3 14B is the more affordable option at $0.20/1M vs $0.50.
On context window, Grok 4.1 Fast supports 2,000,000 tokens — meaning it can fit more conversation history, documents, or code in a single request. This matters for RAG pipelines, long document analysis, and agentic workflows where context builds up over many turns.
When to choose Grok 4.1 Fast
- ✓ You need a larger context window (2,000,000 tokens)
- ✓ You are already integrated with xAI
When to choose Ministral 3 14B
- ✓ Your workload is output-heavy — Ministral 3 14B generates text cheaper
- ✓ You are already integrated with Mistral
Use the calculator above to simulate your specific workload and find the exact break-even point. For most applications, the cheapest model is the one that minimises your total monthly bill given your input-to-output token ratio.
Frequently Asked Questions
Is Grok 4.1 Fast cheaper than Ministral 3 14B? ▼
Grok 4.1 Fast and Ministral 3 14B have identical input token pricing at $0.20/1M tokens.
What is the context window of Grok 4.1 Fast vs Ministral 3 14B? ▼
Grok 4.1 Fast has a 2,000,000-token context window. Ministral 3 14B has a 262,000-token context window. Grok 4.1 Fast supports the larger context, suitable for longer documents and agentic workflows.
Which model is better: Grok 4.1 Fast or Ministral 3 14B? ▼
The best choice depends on your use case. For cost efficiency on input tokens, Grok 4.1 Fast is the cheaper option. For maximum context length, Grok 4.1 Fast supports 2,000,000 tokens. Use the comparison table above to find the right fit for your workload.