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Compare / head-to-head

GPT-4.1vsGPT-5.4

GPT-5.4 leads 5 of 5 shared benchmarks. GPT-4.1 is 1.8x cheaper per token. GPT-5.4 has the larger context window (1.1M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
0 – 5
GPT-5.4 leads
Cheaper per token
GPT-4.1
1.8x cheaper, input + output
Larger context
GPT-5.4
1.1M tokens
Provider uptime (30d)
94.2446%
OpenAI
GPT-4.1
OpenAI · released 2025-04-14
textvision
Context
1.0M
Max out
33K
Input /1M
$2
Output /1M
$8
Cached /1M
$0.5
Scores
10 · 8 core
GPT-5.4
OpenAI · released 2026-03-05
textvision
Context
1.1M
Max out
128K
Input /1M
$2.5
Output /1M
$15
Cached /1M
$0.25
Scores
21 · 11 core
Quality

Benchmark matrix

BenchmarkGPT-4.1GPT-5.4ΔEdge
Reported by both · 5
GPQA Diamond66.3% 92.8% -26.5 ptGPT-5.4
FrontierMath Tiers 1-3 v2 (Epoch AI run)6% epoch78.6% epoch-72.6 ptGPT-5.4
OTIS Mock AIME 2024-2025 (Epoch AI run)38.3% epoch97.8% epoch-59.5 ptGPT-5.4
SimpleQA Verified31.1% epoch45.1% epoch-14 ptGPT-5.4
SWE-bench Verified (Epoch AI run)48.5% epoch76.9% epoch-28.4 ptGPT-5.4
Only GPT-4.1 reports · 4
SWE-bench Verified54.6% not reported
MMLU90.2% not reported
AIME 202448.1% not reported
Video-MME (long, no subtitles)72% not reported
Only GPT-5.4 reports · 15
AIME 2026not reported99.2% matharena
Humanity's Last Exam (no tools)not reported39.8%
LMArena Elonot reported1452.6
BrowseCompnot reported82.7%
FrontierMath Tier 4 v2 (Epoch AI run)not reported49% epoch
GDPval (wins or ties)not reported83%
Humanity's Last Exam (with tools)not reported52.1%
MCP Atlasnot reported67.2%
MMMU-Pro (no tools)not reported81.2%
MMMU-Pro (with tools)not reported82.1%
OSWorld-Verifiednot reported75%
SWE-Bench Pronot reported57.7%
Tau2-bench Telecomnot reported98.9%
Terminal-Bench 2.0not reported75.1%
Toolathlonnot reported54.6%
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is GPT-4.1 minus GPT-5.4 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGPT-4.1GPT-5.4Edge
Context window1.0M tokens1.1M tokensGPT-5.4
Max output33K tokens128K tokensGPT-5.4
Input price / 1M$2 $2.5 GPT-4.1
Output price / 1M$8 $15 GPT-4.1
Cached input / 1M$0.5 $0.25 GPT-5.4
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$10$17.5GPT-4.1
Modalitiestext · visiontext · visionTie
Released2025-04-142026-03-05
Cited benchmark scores1021
Reliability

OpenAI status

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Which one wins on your data?

Public benchmarks are a starting point. Run GPT-4.1 and GPT-5.4 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.