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  5. Command A+vsGrok 4.1 Fast
Updated Sep 2026

Command A+vsGrok 4.1 Fast

Command A+ is the newer model, released after Grok 4.1 Fast.

Command A+ and Grok 4.1 Fast compared across 17 shared prompts
SpecCommand A+Grok 4.1 Fast
Input price$0.3/M tokens—
Output price$1.5/M tokens—
Context window192K tokens—
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedSep 2026Nov 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 17 prompts both answered. Formatting stripped, words untouched.

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Command A+2,382 words
3‑Month Biohacker Longevity Blueprint Goal: Maximize healthy lifespan, peak physical performance, and cognitive sharpness while building measurable resilience. QUICK‑START SUMMARY (ONE‑PAGE ACTION PLAN) Week Primary Focus Key Supplements (dose & timing) Fasting/Diet Exercise Wearable/HRV Stress/Neuro Lab/Tracking 1‑4…
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Grok 4.1 Fast659 words
Comprehensive 3-Month Longevity Biohacking Plan Introduction and Assumptions This plan is designed for an advanced biohacker (healthy adult, age 30-50, no major medical conditions) aiming to optimize longevity markers (e.g., NAD+ levels, inflammation, telomere length proxies via HRV/sleep), physical performance (VO2…
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Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

Command A+267 words
Dish Name: Golden Garlic Parmesan Pasta Ingredients (7 pantry staples only) 8 oz (≈ 225 g) dry pasta (any shape you like) 3 Tbsp unsalted butter 2 cloves garlic, minced 1 Tbsp olive oil ½ tsp salt (plus extra for pasta water) ¼ tsp freshly ground black pepper ½ cup grated Parmesan cheese Instructions Boil the pasta…
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Grok 4.1 Fast208 words
Pantry Raid Garlic Tomato Pasta A savory, garlicky one-pan wonder that's ready in under 20 minutes—perfect for when hunger strikes and the fridge is empty! Serves: 2 Prep time: 5 minutes Cook time: 12 minutes Total time: 17 minutes Ingredients (exactly 7 common pantry staples): 200g spaghetti or any pasta (2 handfuls)…
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Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

Command A+2,523 words
A 1920 Transistor: The Ripple Effects Through 1980 The Early Spark – 1920s‑30s What would change? Solid‑state amplifiers appear a quarter‑century earlier. The first practical transistor (likely a point‑contact or junction type) would be patented by the early 1930s, giving radio receivers a tiny, low‑power, reliable…
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Grok 4.1 Fast922 words
Technological Implications Immediate Advancements (1920s-1930s): Transistors replace bulky, power-hungry vacuum tubes by mid-1920s. Radios become pocket-sized and cheap by 1925 (vs. 1954 historically), accelerating mass media.
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Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

Command A+1,034 words
48-HOUR CRISIS ACTION PLAN: ETHICAL, LEGAL, AND FINANCIAL RISK MANAGEMENT HOURS 0-1: IMMEDIATE ASSESSMENT & CRISIS TEAM ACTIVATION Actions: Activate Crisis Management Team (CMT): CEO, Legal Counsel, Medical Director, Head of Regulatory Affairs, Head of PR, CFO, Head of HR Secure all data related to liver failure cases…
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Grok 4.1 Fast967 words
48-Hour Action Plan as CEO Core Guiding Principles for the Plan Patient Safety: Paramount. 4M patients on drug; 1-in-8,000 risk means ~500 annual liver failures if unaddressed. Delaying disclosure endangers lives and invites preventable harm.
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Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

Command A+1,674 words
This architecture, while functional for a prototype, contains several critical architectural flaws regarding consistency, availability, and scalability. Below is a breakdown of the failure modes, race conditions, and bottlenecks, followed by proposed solutions and their trade-offs.
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Grok 4.1 Fast346 words
No Sticky Sessions for WebSockets (Scaling Bottleneck & Failure Mode) Issue: Round-robin load balancer doesn't guarantee client WebSocket connections stick to the same API server.
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Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

Command A+1,636 words
Dish Title – “Moonlit Tide” A five‑component, multi‑textural voyage that marries the elemental forces of fire, water, earth, air and the celestial moon. The narrative follows a solitary night on the Japanese coast where the sea’s fire (charred sea urchin) meets the moon’s silver (gold leaf), the water’s whisper…
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Grok 4.1 Fast1,041 words
Lunar Tide Conceptual Narrative Lunar Tide captures the mesmerizing interplay between celestial forces and oceanic depths, where the moon's pale luminescence tugs at the sea's primordial pulse.
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Our Verdict
Grok 4.1 Fast
Grok 4.1 Fast
Command A+
Command A+Runner-up

Not enough votes to call it. On the specs, Grok 4.1 Fast has the edge: bigger model tier, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Command A+
Input
$0.30
Output
$1.50
Grok 4.1 Fast
Input
—
Output
—
Where to run it

1 host

Command A+1 host
HostInOutContextUptime
Cohere$0.30 in·$1.50 out·192k·99.3% up
Grok 4.1 Fast

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Command A+ is developed by Cohere while Grok 4.1 Fast is developed by xAI. You can compare their actual outputs across 17 challenges on Rival to see how they differ in practice.

It depends on your use case. Command A+ and Grok 4.1 Fast each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 17 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of Command A+ and Grok 4.1 Fast across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

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Same lab, same size, long tail

Command A+ logoNorth Mini Code logo
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Command A+ logoOx Alpha logo
Command A+ vs Ox AlphaSame size
Grok 4.1 Fast logoGrok 4.7 logo
Grok 4.1 Fast vs Grok 4.7Same lab
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Command A+ logoGPT-5 Mini logo
Command A+ vs GPT-5 MiniNew provider

Model pages

Command A+ logo
Command A+17 outputs, specs and price
Grok 4.1 Fast logo
Grok 4.1 Fast59 outputs, specs and price
Rival
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Explore all of Rival

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