GPT-5 Mini vs GPT-5 Pro

At a Glance

Compare
GPT-5 ProOpenAI
Pricing and Limits
Input priceFrom · USD / 1M tokens$0.125Openrouter ↗ · Sep 3, 2026$7.50Openrouter ↗ · Sep 3, 2026
Output priceFrom · USD / 1M tokens$1.00Openrouter ↗ · Sep 3, 2026$60.00Openrouter ↗ · Sep 3, 2026
Context windowMaximum documented tokens400K400K
Model facts checkedSep 3, 2026View model evidence →Sep 3, 2026View model evidence →

Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →

Available Benchmarks

All benchmark results →
BenchmarkGPT-5 MiniGPT-5 Pro
ARC-AGI-1verified-v1-613c385b0c93 · verified_score · leader54.3377% of row best · percent · GPT-5 Mini (High)70.17100% of row best · percent · GPT-5 Pro
ARC-AGI-2verified-v2-be40992860f9 · verified_score · leader4.4424% of row best · percent · GPT-5 Mini (High)18.33100% of row best · percent · GPT-5 Pro
Overall ResultCounted from the protocol-matched rows above0 benchmark winsNo overall winner2 benchmark winsNo overall winner

Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.

Side-by-Side Facts

FieldGPT-5 MiniGPT-5 Pro
DeveloperOpenAIOpenAI
FamilyGpt 5Gpt 5
ModelGPT-5 MiniGPT-5 Pro
VersionGPT-5 MiniGPT-5 Pro
Lifecycleactiveactive
Released2025-08-072025-10-06
Knowledge cutoff2024-05-312024-09-30
Input modalitiesText, ImageText, Image
Output modalitiesTextText
Context window400K400K
Total parametersUnknownUnknown
Active parametersUnknownUnknown
LicenseUnknownUnknown
Open weightsNoNo
API availableYesYes
Self-hostableNoNo
Provider accessOpenai (Standard), Openrouter (Standard)Openai (Standard), Openrouter (Standard)
Capabilitieschat, generation, reasoning, structured_outputs, toolschat, generation, reasoning, structured_outputs, tools

GPT-5 Mini Capabilities

chatgenerationreasoningstructured outputstools
Serving providers2
Canonical IDopenai/gpt-5-mini

GPT-5 Pro Capabilities

chatgenerationreasoningstructured outputstools
Serving providers2
Canonical IDopenai/gpt-5-pro

Primary Evidence

Sources and Freshness

Questions

GPT-5 Mini vs GPT-5 Pro FAQs

Is GPT-5 Mini or GPT-5 Pro better for coding?+

This comparison does not currently contain a protocol-matched coding benchmark for both GPT-5 Mini and GPT-5 Pro, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.

Which is cheaper, GPT-5 Mini or GPT-5 Pro?+

GPT-5 Mini is $0.125 and GPT-5 Pro is $7.50 per million tokens, so GPT-5 Mini is cheaper on this metric. GPT-5 Mini is $1.00 and GPT-5 Pro is $60.00 per million tokens, so GPT-5 Mini is cheaper on this metric.

Which has a larger context window, GPT-5 Mini or GPT-5 Pro?+

Both models have the same sourced context window: 400,000 tokens each.

Which performs better in benchmarks, GPT-5 Mini or GPT-5 Pro?+

There is no overall benchmark winner: An overall winner requires at least two decisive benchmarks from at least two original publishers.

Can GPT-5 Mini or GPT-5 Pro be self-hosted?+

Both models have the same sourced self-hosting status: unsupported. GPT-5 Mini is not marked open weight; GPT-5 Pro is not marked open weight.

Can GPT-5 Mini and GPT-5 Pro understand images?+

GPT-5 Mini is documented with image input; GPT-5 Pro is documented with image input. This reflects supported input modalities, not vision quality.

Which can generate longer answers, GPT-5 Mini or GPT-5 Pro?+

GPT-5 Pro has the larger sourced maximum output. GPT-5 Mini supports 128,000 tokens and GPT-5 Pro supports 272,000 tokens.

Do GPT-5 Mini and GPT-5 Pro support reasoning and tool use?+

GPT-5 Mini: reasoning, tool calling, and image input. GPT-5 Pro: reasoning, tool calling, and image input. Feature support does not establish relative quality.

Which is available from more inference providers, GPT-5 Mini or GPT-5 Pro?+

GPT-5 Mini has 2 sourced provider routes; GPT-5 Pro has 2, a tie.

Which offers better value, GPT-5 Mini or GPT-5 Pro?+

There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.

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