What is the difference between OpenAI Codex Mini and Inkling?

OpenAI Codex Mini is developed by OpenAI while Inkling is developed by Thinking Machines. OpenAI Codex Mini has a 200K token context window vs Inkling's 1.0M. You can compare their actual outputs across 10 challenges on Rival to see how they differ in practice.

Which is better, OpenAI Codex Mini or Inkling?

It depends on your use case. OpenAI Codex Mini and Inkling each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 10 challenges so you can judge which fits your needs best.

How much does OpenAI Codex Mini cost compared to Inkling?

OpenAI Codex Mini costs $1.5/M input tokens and Inkling costs $1/M input tokens. Inkling is $0.50/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 OpenAI Codex Mini and Inkling on Rival?

This page shows a side-by-side comparison of OpenAI Codex 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 OpenAI Codex Mini and Inkling?

OpenAI Codex Mini is developed by OpenAI while Inkling is developed by Thinking Machines. OpenAI Codex Mini has a 200K token context window vs Inkling's 1.0M. You can compare their actual outputs across 10 challenges on Rival to see how they differ in practice.

Which is better, OpenAI Codex Mini or Inkling?

It depends on your use case. OpenAI Codex Mini and Inkling each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 10 challenges so you can judge which fits your needs best.

How much does OpenAI Codex Mini cost compared to Inkling?

OpenAI Codex Mini costs $1.5/M input tokens and Inkling costs $1/M input tokens. Inkling is $0.50/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 OpenAI Codex Mini and Inkling on Rival?

This page shows a side-by-side comparison of OpenAI Codex 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.

OpenAI Codex Mini vs Inkling: Which Is Better?

Updated Jul 2026

Our Verdict

Inkling

OpenAI Codex 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 OpenAI Codex 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

OpenAI Codex Mini

Input

$1.50

Output

$6.00

Inkling

Input

$1.00

1.5× cheaper

Output

$4.05

1.5× cheaper

Inkling is cheaper on both — 1.5× input, 1.5× output

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

OpenAI Codex Mini vs Ox AlphaNew provider

OpenAI Codex Mini vs MiniMax M3New provider

OpenAI Codex Mini vs Llama 4 MaverickNew provider

Updated Jul 2026

Our Verdict

Inkling

OpenAI Codex 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 OpenAI Codex 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

OpenAI Codex Mini

Input

$1.50

Output

$6.00

Inkling

Input

$1.00

1.5× cheaper

Output

$4.05

1.5× cheaper

Inkling is cheaper on both — 1.5× input, 1.5× output

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

OpenAI Codex Mini vs Ox AlphaNew provider

OpenAI Codex Mini vs MiniMax M3New provider

OpenAI Codex Mini vs Llama 4 MaverickNew provider