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GPT-4.1vsGPT-6 Astra

GPT-6 Astra leads 4 of 4 shared benchmarks. GPT-4.1 is 6x cheaper per token. GPT-6 Astra 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 – 4
GPT-6 Astra leads
Cheaper per token
GPT-4.1
6x cheaper, input + output
Larger context
GPT-6 Astra
1.1M tokens
Provider uptime (30d)
95.4545%
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-6 Astra
OpenAI · released 2026-09-03
textvision
Context
1.1M
Max out
128K
Input /1M
$10
Output /1M
$50
Cached /1M
$1
Scores
8 · 5 core
Quality

Benchmark matrix

BenchmarkGPT-4.1GPT-6 AstraΔEdge
Reported by both · 4
GPQA Diamond66.3% 96% -29.7 ptGPT-6 Astra
FrontierMath Tiers 1-3 v2 (Epoch AI run)6% epoch93.7% epoch-87.7 ptGPT-6 Astra
OTIS Mock AIME 2024-2025 (Epoch AI run)38.3% epoch100% epoch-61.7 ptGPT-6 Astra
SimpleQA Verified31.1% epoch75.6% epoch-44.5 ptGPT-6 Astra
Only GPT-4.1 reports · 5
SWE-bench Verified54.6% not reported
MMLU90.2% not reported
AIME 202448.1% not reported
SWE-bench Verified (Epoch AI run)48.5% epochnot reported
Video-MME (long, no subtitles)72% not reported
Only GPT-6 Astra reports · 3
AutomationBenchnot reported41.4%
FrontierMath Tier 4 v2 (Epoch AI run)not reported97.6% epoch
Terminal-Bench Science 0.1not reported64.6%
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-6 Astra 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-6 AstraEdge
Context window1.0M tokens1.1M tokensGPT-6 Astra
Max output33K tokens128K tokensGPT-6 Astra
Input price / 1M$2 $10 GPT-4.1
Output price / 1M$8 $50 GPT-4.1
Cached input / 1M$0.5 $1 GPT-4.1
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$10$60GPT-4.1
Modalitiestext · visiontext · visionTie
Released2025-04-142026-09-03
Cited benchmark scores108
Reliability

OpenAI status

All providers
More matchups

GPT-6 Astra vs …

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