What is the difference between GPT-5.4 Mini and Inkling?

GPT-5.4 Mini is developed by OpenAI while Inkling is developed by Thinking Machines. GPT-5.4 Mini has a 400K token context window vs Inkling's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.4 Mini or Inkling?

It depends on your use case. GPT-5.4 Mini and Inkling each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does GPT-5.4 Mini cost compared to Inkling?

GPT-5.4 Mini costs $0.75/M input tokens and Inkling costs $1/M input tokens. GPT-5.4 Mini 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-5.4 Mini and Inkling on Rival?

This page shows a side-by-side comparison of GPT-5.4 Mini and 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-5.4 Mini and Inkling?

GPT-5.4 Mini is developed by OpenAI while Inkling is developed by Thinking Machines. GPT-5.4 Mini has a 400K token context window vs Inkling's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.4 Mini or Inkling?

It depends on your use case. GPT-5.4 Mini and Inkling each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does GPT-5.4 Mini cost compared to Inkling?

GPT-5.4 Mini costs $0.75/M input tokens and Inkling costs $1/M input tokens. GPT-5.4 Mini 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-5.4 Mini and Inkling on Rival?

This page shows a side-by-side comparison of GPT-5.4 Mini and 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-5.4 Mini vs Inkling: Which Is Better?

Updated Jul 2026

Our Verdict

Inkling

GPT-5.4 MiniRunner-up

No community votes yet. On paper, Inkling has the edge — bigger model tier, newer, bigger context window.

Too close to call

What do GPT-5.4 Mini and Inkling say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

GPT-5.4 Mini

Input

$0.75

1.3× cheaper

Output

$4.50

Inkling

Input

$1.00

Output

$4.05

1.1× cheaper

GPT-5.4 Mini wins input (1.3× cheaper)·Inkling wins output (1.1× cheaper)

Writing DNA

Style Comparison

Similarity

42%

Inkling uses 3.9x more emoji

GPT-5.4 Mini

Inkling

54%Vocabulary57%

20wSentence Length19w

0.72Hedging0.30

6.0Bold5.0

8.3Lists2.7

0.00Emoji0.04

2.11Headings0.49

0.04Transitions0.06

Based on 23 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

GPT-5.4 Mini vs Ox AlphaNew provider

GPT-5.4 Mini vs MiniMax M3New provider

GPT-5.4 Mini vs Llama 4 MaverickNew provider

Updated Jul 2026

Our Verdict

Inkling

GPT-5.4 MiniRunner-up

No community votes yet. On paper, Inkling has the edge — bigger model tier, newer, bigger context window.

Too close to call

What do GPT-5.4 Mini and Inkling say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

GPT-5.4 Mini

Input

$0.75

1.3× cheaper

Output

$4.50

Inkling

Input

$1.00

Output

$4.05

1.1× cheaper

GPT-5.4 Mini wins input (1.3× cheaper)·Inkling wins output (1.1× cheaper)

Writing DNA

Style Comparison

Similarity

42%

Inkling uses 3.9x more emoji

GPT-5.4 Mini

Inkling

54%Vocabulary57%

20wSentence Length19w

0.72Hedging0.30

6.0Bold5.0

8.3Lists2.7

0.00Emoji0.04

2.11Headings0.49

0.04Transitions0.06

Based on 23 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

GPT-5.4 Mini vs Ox AlphaNew provider

GPT-5.4 Mini vs MiniMax M3New provider

GPT-5.4 Mini vs Llama 4 MaverickNew provider