Ministral 14B vs Grok 4.1 Fast
Grok 4.1 Fast comes out ahead, 71 to 64 on our weighted score, though Ministral 14B is 27% cheaper per token.
Mistral AIMinistral 14B
64/100- ECI—
- Price$0.20 / $0.20
- Context262K
- Our pick
xAIGrok 4.1 Fast
71/100- ECI—
- Price$0.20 / $0.50
- Context2M
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Make it a three-way comparison.
Grok 4.1 Fast is our pick
Grok 4.1 Fast is the better all-round choice, scoring 71/100 against Ministral 14B (64). It leads on inputs & features and context window. Ministral 14B wins on price. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
- CapabilityNot enough dataNo independent benchmark covers every model here yet
- Lowest priceMinistral 14BMinistral 14B $0.20 · Grok 4.1 Fast $0.275 per 1M tokens (3:1 blend)
- Longest contextGrok 4.1 FastGrok 4.1 Fast 2,000,000 · Ministral 14B 262,144 tokens
- Widest inputsSame inputsMinistral 14B: Text, Images · Grok 4.1 Fast: Text, Images
- Self-hostingMinistral 14BPublishes downloadable weights (Apache-2.0)
| Measure | Weight | Ministral 14B | Grok 4.1 Fast |
|---|---|---|---|
| Price | 50% | 83 | 76 |
| Inputs & features | 30% | 50 | 60 |
| Context window | 20% | 37 | 72 |
| Overall | 100% | 64/100 | 71/100 |
Left out because at least one model lacks the data: capability. The remaining weights were rescaled.
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Ministral 14BMistral AI | Grok 4.1 FastxAI |
|---|---|---|
| Capability | ||
| Capabilities Index (ECI) | — | — |
| ECI rank | — | — |
| Price per million tokens | ||
| Input | $0.20 | $0.20 |
| Output | $0.20 (best) | $0.50 |
| Cached input | — | — |
| Blended (3:1) | $0.20 (best) | $0.275 |
| Long-context rate | Same rate | Same rate |
| Price source | Median of 1 providers | Median of 2 providers |
| Limits | ||
| Context window | 262,144 tokens | 2,000,000 tokens (best) |
| Max output | 262,144 tokens (best) | 30,000 tokens |
| Inputs and features | ||
| Text | Yes | Yes |
| Images | Yes | Yes |
| PDFs | No | No |
| Audio | No | No |
| Video | No | No |
| Reasoning | No | No |
| Tool calling | Yes | Yes |
| Structured output | No | Yes |
| Availability | ||
| Weights | OpenApache-2.0 | Proprietary |
| API model ID | — | — |
| API providers | 1 | 2 (best) |
| Released | Dec 2, 2025 | Nov 19, 2025 |
| Knowledge cutoff | — | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Ministral 14B$2.40
- Grok 4.1 Fast$3.00
Which should you choose?
Which is better: Ministral 14B or Grok 4.1 Fast?
Grok 4.1 Fast is the better all-round choice, scoring 71/100 against Ministral 14B (64). It leads on inputs & features and context window. Ministral 14B wins on price. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.
Which is cheaper, Ministral 14B or Grok 4.1 Fast?
Ministral 14B is cheaper at $0.20 input / $0.20 output per million tokens (median across 1 API provider). Grok 4.1 Fast costs $0.20 input / $0.50 output per million tokens (median across 2 API providers). At a typical mix of three input tokens to one output token, that is $0.20 per million tokens for Ministral 14B versus $0.275 for Grok 4.1 Fast (1.4× as much).
Which scores higher on benchmarks?
There is no independent benchmark that covers both models yet. Ministral 14B has not been scored yet and Grok 4.1 Fast has not been scored yet.
Which is better for coding?
There are no published SWE-bench Verified results for Ministral 14B and Grok 4.1 Fast yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.
Which has the bigger context window?
Grok 4.1 Fast has the largest context window at 2,000,000 tokens, against 262,144 for Ministral 14B. Maximum output per response: Ministral 14B up to 262,144, Grok 4.1 Fast up to 30,000 tokens.
Which can read images, PDFs, audio or video?
Ministral 14B accepts text and images; Grok 4.1 Fast accepts text and images. They handle the same number of input types.
Are any of these open source?
Ministral 14B publishes its weights (Apache-2.0) and can be self-hosted; Grok 4.1 Fast is proprietary.
Which is newer?
Ministral 14B is the newest, released Dec 2, 2025. Grok 4.1 Fast came out Nov 19, 2025.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.
