What is the difference between GPT-5 and Thinking Machines: Inkling?

GPT-5 is developed by OpenAI while Thinking Machines: Inkling is developed by Thinking Machines. GPT-5 has a 400K token context window vs Thinking Machines: Inkling's 1.0M. You can compare their actual outputs across 51 challenges on Rival to see how they differ in practice.

Which is better, GPT-5 or Thinking Machines: Inkling?

It depends on your use case. GPT-5 and Thinking Machines: Inkling each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 51 challenges so you can judge which fits your needs best.

How much does GPT-5 cost compared to Thinking Machines: Inkling?

GPT-5 costs $1.25/M input tokens and Thinking Machines: Inkling costs $1/M input tokens. Thinking Machines: Inkling is $0.25/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 GPT-5 and Thinking Machines: Inkling on Rival?

This page shows a side-by-side comparison of GPT-5 and Thinking Machines: Inkling 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.

What is the difference between GPT-5 and Thinking Machines: Inkling?

GPT-5 is developed by OpenAI while Thinking Machines: Inkling is developed by Thinking Machines. GPT-5 has a 400K token context window vs Thinking Machines: Inkling's 1.0M. You can compare their actual outputs across 51 challenges on Rival to see how they differ in practice.

Which is better, GPT-5 or Thinking Machines: Inkling?

It depends on your use case. GPT-5 and Thinking Machines: Inkling each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 51 challenges so you can judge which fits your needs best.

How much does GPT-5 cost compared to Thinking Machines: Inkling?

GPT-5 costs $1.25/M input tokens and Thinking Machines: Inkling costs $1/M input tokens. Thinking Machines: Inkling is $0.25/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 GPT-5 and Thinking Machines: Inkling on Rival?

This page shows a side-by-side comparison of GPT-5 and Thinking Machines: Inkling 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.

GPT-5 vs Thinking Machines: Inkling: Which Is Better?

Updated Jul 2026

Our Verdict

GPT-5

Thinking Machines: Inkling

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

GPT-5

Input

$1.25

Output

$10.00

Thinking Machines: Inkling

Input

$1.00

1.3× cheaper

Output

$4.05

2.5× cheaper

Thinking Machines: Inkling is cheaper on both — 1.3× input, 2.5× output

Writing DNA

Style Comparison

Similarity

69%

Thinking Machines: Inkling uses 3.9x more emoji

GPT-5

Thinking Machines: Inkling

65%Vocabulary57%

13wSentence Length19w

0.20Hedging0.30

0.2Bold5.0

4.6Lists2.7

0.00Emoji0.04

0.16Headings0.49

0.03Transitions0.06

Based on 16 + 27 text responses

Research

What we learned reading every model

GPT-5 and Thinking Machines: Inkling have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

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Thinking Machines: Inkling vs Llama 4 MaverickNew provider

Thinking Machines: Inkling vs Claude Opus 4New provider

Updated Jul 2026

Our Verdict

GPT-5

Thinking Machines: Inkling

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

GPT-5

Input

$1.25

Output

$10.00

Thinking Machines: Inkling

Input

$1.00

1.3× cheaper

Output

$4.05

2.5× cheaper

Thinking Machines: Inkling is cheaper on both — 1.3× input, 2.5× output

Writing DNA

Style Comparison

Similarity

69%

Thinking Machines: Inkling uses 3.9x more emoji

GPT-5

Thinking Machines: Inkling

65%Vocabulary57%

13wSentence Length19w

0.20Hedging0.30

0.2Bold5.0

4.6Lists2.7

0.00Emoji0.04

0.16Headings0.49

0.03Transitions0.06

Based on 16 + 27 text responses

Research

What we learned reading every model

GPT-5 and Thinking Machines: Inkling have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

GPT-5 vs MiniMax M3New provider

Thinking Machines: Inkling vs Llama 4 MaverickNew provider

Thinking Machines: Inkling vs Claude Opus 4New provider