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#5 frontier model

GPT-6.1 Sol

OpenAI
Frontier rank
#5
of 25 tracked
Frontier score
82
100 = #1 on every board
Best placing
#4
Coding
Released
Sep 29
GPT-6.1 · 2026
GPT-6.1 Sol against the field

Benchmarks

Frontier scoreAverage placing, 100 = #1 everywhere
  1. #1Claude Opus 5.597
  2. #2GPT-6 Astra95
  3. #3Claude Fable 5.184
  4. #4Gemini 4 Argon83
  5. #5GPT-6.1 Sol82
  6. #6Claude Opus 575
  7. #7GPT-6 Sol71
  8. #8Claude Fable 550
OverallArena Elo

GPT-6.1 Sol isn't on this board yet.

Hard problemsArena Elo

GPT-6.1 Sol isn't on this board yet.

CodingArena Elo
  1. #1Claude Opus 5.51813
  2. #2GPT-6 Astra1786
  3. #3Claude Sonnet 5.51774
  4. #4GPT-6.1 Sol1755
  5. #5Claude Fable 5.11744
AgentsAgent score
  1. #1Claude Opus 5.514.3
  2. #2GPT-6 Astra13.1
  3. #3Claude Fable 5.112.7
  4. #4Claude Sonnet 5.512
  5. #5GPT-6.1 Sol11.7
Arena leaderboards

Where it places

BoardPlacingScoreVotes
OverallNot on this board
Hard problemsNot on this board
Coding#41755 Elo2,102
Agents#511.78,201

From blind head-to-head votes on Arena, published Oct 9, 2026. Variants (high, max) count once at their best.

From the lab's own announcement

Release

GPT-6.1
Released Sep 29, 2026
✓ OpenAI →
News

Latest on GPT-6.1 Sol

↑ #4 Gemini 4 Argon#6 Claude Opus 5 ↓