GPT-5.1 (high): benchmark scores, price and ranking

GPT-5.1 (high) from OpenAI ranks #52 of 741 LLMs on the LLMs Tiger aggregate benchmark score (52.9), based on 15 benchmark results captured up to 2026-10-05.

Organisation
OpenAI
Type
Frontier model
Open weights
No
Released
2025-11-12 (source: curated)
Cheapest API price
$1.25 in / $10.00 out per million tokens (via azure, observed 2026-10-05T21:47Z)
Aggregate rank
#52 of 741 (score 52.9)

Relative to other models, GPT-5.1 (high) is strongest on CL-bench (#2 of 16) and weakest on MCP Atlas (#14 of 14).

GPT-5.1 (high) benchmark results

GPT-5.1 (high) benchmark scores, ranked against all models measured on each benchmark
BenchmarkScoreRankSourceCaptured
CL-bench23.7%#2 of 16Epoch AI Benchmarking Hub2026-10-05
WeirdML60.8%#18 of 112Epoch AI Benchmarking Hub2026-10-05
DTBench90.1%#28 of 149Epoch AI Benchmarking Hub2026-10-05
Chess Puzzles32.0%#24 of 124Epoch AI Benchmarking Hub2026-10-05
GPQA Diamond87.6%#54 of 274Epoch AI Benchmarking Hub2026-10-05
GSO-Bench13.7%#4 of 19Epoch AI Benchmarking Hub2026-10-05
ALE-Bench1,192#17 of 78Epoch AI Benchmarking Hub2026-10-05
CL-bench Life17.3%#2 of 9Epoch AI Benchmarking Hub2026-10-05
LMCA43.9%#26 of 111Epoch AI Benchmarking Hub2026-10-05
OTIS Mock AIME88.6%#48 of 188Epoch AI Benchmarking Hub2026-10-05
SWE-bench Verified68.0%#22 of 73Epoch AI Benchmarking Hub2026-10-05
SimpleBench53.2%#20 of 64Epoch AI Benchmarking Hub2026-10-05
SimpleQA Verified48.0%#22 of 66Epoch AI Benchmarking Hub2026-10-05
LMArena Vision Elo1,251#22 of 22LMArena2026-10-05
MCP Atlas50.1%#14 of 14Scale Labs MCP Atlas leaderboard2026-10-05

GPT-5.1 (high) is also listed at 5 other reasoning-effort settings; this page shows the highest-effort row, which is the one the leaderboard keeps by default.

Models ranked nearby

  • #49 Claude Mythos Preview (Early) (53.0)
  • #50 Solar-Open2-250B (52.9)
  • #51 Gemini 2.5 Pro Preview 05-06 (52.9)
  • #53 Kimi K2.5 (Fireworks) (52.8)
  • #54 CodeAct v2.1 (claude-3-5-sonnet-20241022) (52.8)
  • #55 claude-3.5-sonnet-20240620 (52.7)

Compare it on the live leaderboard → · How the aggregate score works