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  1. Home/
  2. Compare/
  3. Claude 2 vs GPT-5.6 Terra
Updated Jul 2026

Claude 2 vs GPT-5.6 Terra

GPT-5.6 Terra is cheaper than Claude 2 at $2.5/M vs $11.02/M input tokens.

Simple Falling Object Game

Catch the falling object. Paddle at the bottom, score at the top, one file.

Loading the build
Claude 2
Loading the build
GPT-5.6 Terra

Which answer wins?

Written rounds

2 prompts
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    Claude 2: Here is a 7-ingredient recipe for a sweet dish I'll call "Cinnamon Apple Surprise": Cinnamon Apple Surprise Ingredients: 3 apples, cored and sliced 1⁄4 cup brown sugar 1⁄4 cup all-purpose flour 1 tsp ground cinnamon 1⁄4 tsp nutmeg 2 tbsp butter, melted 1 refrigerated pie crust Instructions: Preheat oven to 375°F.

    GPT-5.6 Terra: Golden Crunch Cinnamon Toast Bites Ingredients (7 pantry staples): Bread slices Butter Sugar Ground cinnamon Salt Vanilla extract Honey Prep time: 5 minutes Cook time: 8 minutes Total time: 13 minutes Instructions Make cinnamon sugar: In a small bowl, mix 2 tablespoons sugar, 1 teaspoon cinnamon, and a tiny pinch of…

    Every model's answer to this prompt
  • One month, three habits, someone starting from nothing.

    Claude 2: Here is a 1-month beginner health and longevity plan focused on diet, exercise, and sleep: Diet: Eliminate sugary drinks and limit sweets. Replace with water and fruits. Eat more veggies. Aim for 1-2 cups with each meal. Focus on dark leafy greens, broccoli, carrots. Increase fiber intake.

    GPT-5.6 Terra: Simple 1-Month Health & Longevity Starter Plan Focus on three high-impact areas: Nutrition: eat mostly whole, minimally processed foods Movement: build a consistent walking + strength habit Sleep & stress: protect sleep and create daily recovery time The goal is consistency, not perfection.

    Every model's answer to this prompt

Price and specs

Not enough votes to call it. On the specs, GPT-5.6 Terra has the edge: newer, bigger context window.

Claude 2 and GPT-5.6 Terra compared across 5 shared prompts
SpecClaude 2GPT-5.6 Terra
Input price$11.02/M tokens$2.5/M tokens
Output price$32.68/M tokens$15/M tokens
Context window100K tokens1.1M tokens
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedJun 2023Jul 2026
At 10M a month$110$110$25.00$25.00
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Where to run it3 hosts, cheapest first
Claude 2

No hosts listed on OpenRouter.

GPT-5.6 Terra3 hosts
HostInOutContextUptime
  • Azure AI Foundry$2.00 in·$12.00 out·1.1M·100% up
  • OpenAI$2.00 in·$12.00 out·1.1M·100% up
  • Amazon Bedrock$2.20 in·$13.20 out·1.1M–not listed

Per million tokens. Prices and uptime via OpenRouter, checked 11 Oct 2026.

Common questions

What is the difference between Claude 2 and GPT-5.6 Terra?

Claude 2 is developed by Anthropic while GPT-5.6 Terra is developed by OpenAI. Claude 2 has a 100K token context window vs GPT-5.6 Terra's 1.1M. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

Which is better, Claude 2 or GPT-5.6 Terra?

It depends on your use case. Claude 2 and GPT-5.6 Terra each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

How much does Claude 2 cost compared to GPT-5.6 Terra?

Claude 2 costs $11.02/M input tokens and GPT-5.6 Terra costs $2.5/M input tokens. GPT-5.6 Terra is $8.52/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Claude 2 and GPT-5.6 Terra on Rival?

This page shows a side-by-side comparison of Claude 2 and GPT-5.6 Terra 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.

More comparisons

Against the newest arrivals

  • Claude 2 vs Step 5 PreviewLanded Oct 2026
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  • GPT-5.6 Terra vs Mistral Large 4Landed Oct 2026
  • Claude 2 vs GPT-6.1 SolLanded Sep 2026
  • GPT-5.6 Terra vs Claude Sonnet 5.5Landed Sep 2026
  • Claude 2 vs Solar Mini 4Landed Sep 2026
  • GPT-5.6 Terra vs Qwen3.8 Max PrimeLanded Sep 2026

Same lab, same size, long tail

  • Claude 2 vs Claude Haiku 5.5Version compare
  • Claude 2 vs Claude Sonnet 5.5Version compare
  • GPT-5.6 Terra vs GPT-5.6 LunaVersion compare
  • GPT-5.6 Terra vs GPT-6.1 SolVersion compare
  • GPT-5.6 Terra vs Grok 4.1 FastNew provider
  • Claude 2 vs Grok 4.20 BetaNew provider
  • Claude 2 vs Grok 4.20 Multi-Agent BetaNew provider
  • Claude 2 vs Grok 4.3Same size

Model pages

  • Claude 25 outputs, specs and price
  • GPT-5.6 Terra58 outputs, specs and price
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Explore all of Rival

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