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  1. Home
  2. Models
  3. GPT-5.1-Codex
  4. Character Voice Test

See how GPT-5.1-Codex compares on this challenge:

  • GPT-5.1-Codex vs Claude Sonnet 4.6
  • GPT-5.1-Codex vs Gemini 2.5 Flash Preview (thinking)
  • GPT-5.1-Codex vs Gemini 3.1 Pro Preview

4 models have responded to the "Character Voice Test" challenge. Compare their approaches side-by-side on RIVAL. This response is part of RIVAL's open dataset of 5,600+ AI model responses.

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Back to GPT-5.1-Codex

Character Voice Test

Gpt 5.1 Codex's response to the 'Character Voice Test' challenge.

GPT-5.1-Codex
November 13, 2025
Text

?
Prompt

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

GPT-5.1-Codex
Response

gpt-5.1-codex logo
GPT-5.1-CodexCharacter Voice Test
gpt-5.1-codex logo
GPT-5.1-Codex

Pirate: "Arrr, these AI models be like navigatin’ the high seas—ye need clean data charts or ye’ll sail straight into nonsense waters."

Knight: "Indeed! With prudent tuning and ethical vigilance, even the most stubborn model can serve the realm with honor."

1990s Hacker: "Totally! Gotta tweak the layers, dodge the biases, and make sure the training data doesn’t crash the party."

Character Voice Test

Turn this model response into notes, narration, or a short video

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This output is part of our open dataset — 5K+ AI responses across 200 models

About GPT-5.1-Codex

Capabilities

ConversationReasoningCode GenerationAnalysis

Categories

TextCodeMultimodal

Specifications

Provider
Openai
Released
2025-11-13
Size
XLARGE
Context
400,000 tokens

Keep exploring

SAME PROMPT

Claude Sonnet 4.6's version

Same prompt, different result

COMPARE

GPT-5.1-Codex vs Gemini 2.5 Flash Preview (thinking)

Both outputs, side by side

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