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  5. Mercury 2.5vsSherlock Dash Alpha
Updated Sep 2026

Mercury 2.5vsSherlock Dash Alpha

Mercury 2.5 is the newer model, released after Sherlock Dash Alpha.

Mercury 2.5 and Sherlock Dash Alpha compared across 2 shared prompts
SpecMercury 2.5Sherlock Dash Alpha
Input price$0.04/M tokens—
Output price$0.15/M tokens—
Context window260K tokens—
Free API (OpenRouter)NoNo
ReleasedSep 2026Nov 2025
Side by side

Same prompt, both answers

Opening lines from every prompt both answered. Formatting stripped, words untouched.

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

Mercury 2.5325 words
Here is a simple, actionable 1-month plan to kickstart your journey toward better health and longevity. This guide focuses on three foundational pillars: Nutrition, Movement, and Sleep. Week 1: Awareness & Small Wins Goal: Build habits without overwhelming yourself.
Read the full answer
Sherlock Dash Alpha575 words
1-Month Health & Longevity Plan This simple plan targets three key areas: Diet, Exercise, and Sleep. (Stress management is woven in via sleep and daily habits.) It's designed for beginners—focus on consistency over perfection. Track progress in a journal or app. Aim for 80% adherence.
Read the full answer

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…

Mercury 2.5190 words
Pantry Pasta Primavera Prep Time: 5 minutes Cook Time: 15 minutes Servings: 2 Ingredients (7 Common Pantry Items) Pasta (spaghetti, penne, or fusilli) – 8 oz Canned crushed tomatoes – 1 can (14 oz) Olive oil – 3 tablespoons Garlic powder – 1 teaspoon Dried oregano – 1 teaspoon Parmesan cheese (grated) – ½ cup Salt and…
Read the full answer
Sherlock Dash Alpha173 words
Pantry Power Pasta Pesto A savory, garlicky pasta dish that's creamy, zesty, and ready in under 20 minutes—perfect for when you need dinner fast with zero shopping.
Read the full answer
Our Verdict
Mercury 2.5
Mercury 2.5
Sherlock Dash Alpha
Sherlock Dash Alpha

Not enough votes to call it. On the specs, nothing separates them.

Too close to call
API pricing

Cost per 1M tokens

Mercury 2.5
Input
$0.04
Output
$0.15
Sherlock Dash Alpha
Input
—
Output
—
Where to run it

1 host

Mercury 2.51 host
HostInOutContextUptime
Inception$0.04 in·$0.15 out·260k·100% up
Sherlock Dash Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Mercury 2.5 is developed by Inception while Sherlock Dash Alpha is developed by OpenRouter. You can compare their actual outputs across 2 challenges on Rival to see how they differ in practice.

It depends on your use case. Mercury 2.5 and Sherlock Dash Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 2 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of Mercury 2.5 and Sherlock Dash Alpha 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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Model pages

Mercury 2.5 logo
Mercury 2.520 outputs, specs and price
Sherlock Dash Alpha logo
Sherlock Dash Alpha35 outputs, specs and price
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