GPT-5 Mini vs GPT-5.4 Mini
Benchmark Performance
Available Benchmarks
| Benchmark | GPT-5 Mini | GPT-5.4 Mini |
|---|---|---|
| ARC-AGI-1verified-v1-b2e2a31b3d53 · verified_score · leader | 54.3385% of row best · percent · GPT-5 Mini (High) | 63.67100% of row best · percent · GPT-5.4 Mini (XHigh) |
| ARC-AGI-2verified-v2-326661568d5f · verified_score · leader | 4.4423% of row best · percent · GPT-5 Mini (High) | 18.90100% of row best · percent · GPT-5.4 Mini (XHigh) |
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,372.9497% of row best · rating · gpt-5-mini-high; 95% CI [1368.36426468, 1377.52117993]; votes 26551; rank 162 | 1,412.10100% of row best · rating · gpt-5.4-mini-high; 95% CI [1408.28461201, 1415.92470838]; votes 59472; rank 123 |
| LMArena Vision Arenavision-2026-08-27-011508720696 · arena_rating · leader | 1,202.0397% of row best · rating · gpt-5-mini-high; 95% CI [1194.17969721, 1209.87271817]; votes 28982; rank 74 | 1,245.48100% of row best · rating · gpt-5.4-mini-high; 95% CI [1239.01417013, 1251.95452638]; votes 24076; rank 54 |
| ToneBench2026-08-28-10-task-cd9819ab6e4d · overall_score · leader | 76.0795% of row best · points · GPT-5 mini · 3,925 output tokens / case | 80.44100% of row best · points · GPT-5.4 mini · 2,559 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark wins | 5 benchmark winsOverall lead |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | GPT-5 Mini | GPT-5.4 Mini |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Family | Gpt 5 | Gpt 5 4 |
| Model | GPT-5 Mini | GPT-5.4 Mini |
| Version | GPT-5 Mini | GPT-5.4 Mini |
| Lifecycle | active | active |
| Released | 2025-08-07 | 2026-03-17 |
| Knowledge cutoff | 2024-05-31 | 2025-08-31 |
| Input modalities | Text, Image | Text, Image |
| Output modalities | Text | Text |
| Context window | 400,000 | 400,000 |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | Yes |
| Self-hostable | No | No |
| Provider access | Openai (Standard), Openrouter (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, reasoning, structured_outputs, tools |
15 comparable fields · 5 material differences · Pair passes the primary-source comparison gate
GPT-5 Mini Capabilities
GPT-5.4 Mini Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
GPT-5OpenAI | vs | GPT-5 MiniOpenAI | family variantsimage, text |
GPT-5 MiniOpenAI | vs | GPT-5 ProOpenAI | family variantsimage, text |
GPT-5 MiniOpenAI | vs | GPT-5.2 ProOpenAI | family variantsimage, text |
GPT-5.2 ProOpenAI | vs | GPT-5.4 MiniOpenAI | family variantsimage, text |
GPT-5.4 MiniOpenAI | vs | GPT-5.5 ProOpenAI | family variantsimage, text |
GPT-5 MiniOpenAI | vs | Grok 4.5xAI | cross-developer peersimage, text |
 Gemma 4 26B-A4BGoogle DeepMind | vs | GPT-5.4 MiniOpenAI | cross-developer peersimage, text |
GPT-5 MiniOpenAI | vs |  Qwen3 VL PlusQwen | cross-developer peersimage, text |
Claude Opus 4.5Anthropic | vs | GPT-5.4 MiniOpenAI | cross-developer peersimage, text |
GPT-5.4 MiniOpenAI | vs | cross-developer peersimage, text | |
GPT-5.4 MiniOpenAI | vs | GPT-5.6 LunaOpenAI | family variantsimage, text |
Seed 2.1 EvolvingByteDance Seed | vs | GPT-5 MiniOpenAI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
GPT-5 Mini vs GPT-5.4 Mini FAQs
Is GPT-5 Mini or GPT-5.4 Mini better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both GPT-5 Mini and GPT-5.4 Mini, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, GPT-5 Mini or GPT-5.4 Mini?+
GPT-5 Mini is $0.125 and GPT-5.4 Mini is $0.75 per million tokens, so GPT-5 Mini is cheaper on this metric. GPT-5 Mini is $1.00 and GPT-5.4 Mini is $4.50 per million tokens, so GPT-5 Mini is cheaper on this metric.
Which has a larger context window, GPT-5 Mini or GPT-5.4 Mini?+
Neither model has a larger sourced context window in this comparison. GPT-5 Mini is 400,000 and GPT-5.4 Mini is 400,000.
Which performs better in benchmarks, GPT-5 Mini or GPT-5.4 Mini?+
GPT-5.4 Mini leads the current overall benchmark count. The result uses 5 protocol-matched benchmarks from 3 publishers; it is not a universal quality score.
Can GPT-5 Mini or GPT-5.4 Mini be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. GPT-5 Mini is not marked open weight; GPT-5.4 Mini is not marked open weight.
Can GPT-5 Mini and GPT-5.4 Mini understand images?+
GPT-5 Mini is documented with image input; GPT-5.4 Mini is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, GPT-5 Mini or GPT-5.4 Mini?+
Neither has a larger sourced maximum output. GPT-5 Mini is 128,000 and GPT-5.4 Mini is 128,000.
Do GPT-5 Mini and GPT-5.4 Mini support reasoning and tool use?+
GPT-5 Mini: reasoning, tool calling, and image input. GPT-5.4 Mini: 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-5.4 Mini?+
GPT-5 Mini has 2 sourced provider routes; GPT-5.4 Mini has 2, a tie.
Which offers better value, GPT-5 Mini or GPT-5.4 Mini?+
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.