Benchmarks

Compare AI models

Pick two models to see release dates, benchmark scores, and community ratings side by side.

Frontier benchmarks

Frontier board

6 releases. Five ways to compare.

Selected for recent releases and benchmark coverage, not a single overall rank. Each column sorts the same models by its own score. No reading means no bar.

○ Independent evaluation · ◆ Vendor or self-reported, labeled per reading.

Coding

BenchLM · 0 to 100

  1. Claude Opus 5.582.82Independent

    Anthropic

  2. Claude Fable 5.176.58Independent

    Anthropic

  3. GPT-6 Astra74.83Independent

    OpenAI

  4. Gemini 4 Argon72.24Independent

    Google DeepMind

  5. GPT-6.1 Sol70.39Independent

    OpenAI

  6. Gemini 3.8 Flash60.02Independent

    Google DeepMind

Agentic

BenchLM · 0 to 100

  1. Claude Opus 5.589.3Independent

    Anthropic

  2. Claude Fable 5.180.15Independent

    Anthropic

  3. Gemini 4 Argon77.66Independent

    Google DeepMind

  4. GPT-6.1 Sol75.84Independent

    OpenAI

  5. GPT-6 Astra73.33Independent

    OpenAI

  6. Gemini 3.8 Flash64.26Independent

    Google DeepMind

Reasoning

BenchLM · 0 to 100

  1. GPT-6 Astra91.6Independent

    OpenAI

  2. GPT-6.1 Sol88.8Independent

    OpenAI

  3. Gemini 4 Argon85.2Independent

    Google DeepMind

  4. Claude Opus 5.584.4Independent

    Anthropic

  5. Claude Fable 5.183.5Independent

    Anthropic

  6. Gemini 3.8 Flash72.6Independent

    Google DeepMind

Knowledge

BenchLM · 0 to 100

  1. Claude Opus 5.589.36Independent

    Anthropic

  2. GPT-6.1 Sol85.95Independent

    OpenAI

  3. Claude Fable 5.185.85Independent

    Anthropic

  4. GPT-6 Astra85.51Independent

    OpenAI

  5. Gemini 4 Argon80.55Independent

    Google DeepMind

  6. Gemini 3.8 Flash69.8Independent

    Google DeepMind

Arena

LM Arena · Elo

  1. Google DeepMind

  2. Anthropic

  3. Anthropic

  4. Google DeepMind

  5. GPT-6.1 Sol1,479.94Independent

    OpenAI

  6. GPT-6 Astra1,476.48Independent

    OpenAI

Score links open the source; hover for capture details. Bar lengths start at zero. Arena lengths use the full public board maximum.

The shape of the scores

First three featured models. Toggle a name to isolate a line. Missing readings leave gaps, not zeroes.

CodingAgenticReasoningKnowledgeArena050100Claude Opus 5.5, Coding: 82.82. Independent. Captured 2026-11-08.Claude Opus 5.5, Agentic: 89.3. Independent. Captured 2026-11-08.Claude Opus 5.5, Reasoning: 84.4. Independent. Captured 2026-11-08.Claude Opus 5.5, Knowledge: 89.36. Independent. Captured 2026-11-08.Claude Opus 5.5, Arena: 1,508.73. Independent. Captured 2026-10-26.Claude Fable 5.1, Coding: 76.58. Independent. Captured 2026-11-08.Claude Fable 5.1, Agentic: 80.15. Independent. Captured 2026-11-08.Claude Fable 5.1, Reasoning: 83.5. Independent. Captured 2026-11-08.Claude Fable 5.1, Knowledge: 85.85. Independent. Captured 2026-11-08.Claude Fable 5.1, Arena: 1,503.19. Independent. Captured 2026-10-26.GPT-6 Astra, Coding: 74.83. Independent. Captured 2026-11-08.GPT-6 Astra, Agentic: 73.33. Independent. Captured 2026-11-08.GPT-6 Astra, Reasoning: 91.6. Independent. Captured 2026-11-08.GPT-6 Astra, Knowledge: 85.51. Independent. Captured 2026-11-08.GPT-6 Astra, Arena: 1,476.48. Independent. Captured 2026-10-26.

3 of 3 series shown.

Axes share drawing space, not meaning. Arena is Elo divided by the current board maximum; it is not a percentage accuracy.

The newest arrival

Gemini 3.8 Flash

Released 2026-10-21 · At least two readings

No predecessor is linked in the catalog yet. We do not infer a generation jump from a name.

Latest release with linked lineage

Claude Fable 5.1 vs Claude Fable 5

Coding
+5.1pts
71.48 to 76.58 Independent2026-11-08 / 2026-11-08
Agentic
+6.03pts
74.12 to 80.15 Independent2026-11-08 / 2026-11-08
Knowledge
+4.18pts
81.67 to 85.85 Independent2026-11-08 / 2026-11-08
Arena
-0.09Elo
1,503.28 to 1,503.19 Independent2026-10-26 / 2026-10-26

Latest snapshots, not a controlled before-and-after trial. Capture dates and evaluation setups may differ.

Scores and sources

Frontier board: original scores. Not reported is missing, not zero.
ModelMetricScore / provenanceCapturedSource label / votes
Claude Opus 5.5CodingBenchLM.ai82.82Independent2026-11-08Claude Opus 5.5
Claude Fable 5.1CodingBenchLM.ai76.58Independent2026-11-08Claude Fable 5.1
GPT-6 AstraCodingBenchLM.ai74.83Independent2026-11-08GPT-6 Astra
Gemini 4 ArgonCodingBenchLM.ai72.24Independent2026-11-08Gemini 4 Argon
GPT-6.1 SolCodingBenchLM.ai70.39Independent2026-11-08GPT-6.1 Sol
Gemini 3.8 FlashCodingBenchLM.ai60.02Independent2026-11-08Gemini 3.8 Flash
Claude Opus 5.5AgenticBenchLM.ai89.3Independent2026-11-08Claude Opus 5.5
Claude Fable 5.1AgenticBenchLM.ai80.15Independent2026-11-08Claude Fable 5.1
Gemini 4 ArgonAgenticBenchLM.ai77.66Independent2026-11-08Gemini 4 Argon
GPT-6.1 SolAgenticBenchLM.ai75.84Independent2026-11-08GPT-6.1 Sol
GPT-6 AstraAgenticBenchLM.ai73.33Independent2026-11-08GPT-6 Astra
Gemini 3.8 FlashAgenticBenchLM.ai64.26Independent2026-11-08Gemini 3.8 Flash
GPT-6 AstraReasoningBenchLM.ai91.6Independent2026-11-08GPT-6 Astra
GPT-6.1 SolReasoningBenchLM.ai88.8Independent2026-11-08GPT-6.1 Sol
Gemini 4 ArgonReasoningBenchLM.ai85.2Independent2026-11-08Gemini 4 Argon
Claude Opus 5.5ReasoningBenchLM.ai84.4Independent2026-11-08Claude Opus 5.5
Claude Fable 5.1ReasoningBenchLM.ai83.5Independent2026-11-08Claude Fable 5.1
Gemini 3.8 FlashReasoningBenchLM.ai72.6Independent2026-11-08Gemini 3.8 Flash
Claude Opus 5.5KnowledgeBenchLM.ai89.36Independent2026-11-08Claude Opus 5.5
GPT-6.1 SolKnowledgeBenchLM.ai85.95Independent2026-11-08GPT-6.1 Sol
Claude Fable 5.1KnowledgeBenchLM.ai85.85Independent2026-11-08Claude Fable 5.1
GPT-6 AstraKnowledgeBenchLM.ai85.51Independent2026-11-08GPT-6 Astra
Gemini 4 ArgonKnowledgeBenchLM.ai80.55Independent2026-11-08Gemini 4 Argon
Gemini 3.8 FlashKnowledgeBenchLM.ai69.8Independent2026-11-08Gemini 3.8 Flash
Gemini 4 ArgonArenaLM Arena1,517.17Independent2026-10-26Gemini 4 Argon (High)10,083 votes
Claude Opus 5.5ArenaLM Arena1,508.73Independent2026-10-26Claude Opus 5.5 (High)10,322 votes
Claude Fable 5.1ArenaLM Arena1,503.19Independent2026-10-26Claude Fable 5.1 (Max)16,343 votes
Gemini 3.8 FlashArenaLM Arena1,495.7Independent2026-10-26Gemini 3.8 Flash (High)43,997 votes
GPT-6.1 SolArenaLM Arena1,479.94Independent2026-10-26GPT-6.1 Sol (Max)8,305 votes
GPT-6 AstraArenaLM Arena1,476.48Independent2026-10-26GPT-6 Astra (Max)14,076 votes
Additional readings for these models. Separate benchmarks, not substitutes for the five chart axes.
ModelMetric / sourceScore / provenanceCaptured
Claude Opus 5.5MultimodalGroundedBenchLM.ai91.6Independent2026-11-08
Claude Opus 5.5GDP.pdfEpoch AI30.6Independent2026-11-08
Claude Fable 5.1Humanity's Last ExamEpoch AI46.5Independent2026-11-08
Claude Fable 5.1GDP.pdfEpoch AI29.6Independent2026-11-08
GPT-6 AstraHumanity's Last ExamEpoch AI54.8Independent2026-11-08
Gemini 4 ArgonGDP.pdfEpoch AI28.4Independent2026-11-08
Gemini 3.8 FlashMultimodalGroundedBenchLM.ai88Independent2026-11-08
Gemini 3.8 FlashHumanity's Last ExamEpoch AI44.5Independent2026-11-08
Gemini 3.8 FlashGDP.pdfEpoch AI23.4Independent2026-11-08
Open page →
Open page →
Open page →
Provider
Anthropic
OpenAI
Google DeepMind
Out yet?
Yes
Yes
Yes
Status
Available
Available
Available
Release date
Sep 22, 2026
Jul 9, 2026
Oct 14, 2026
LM Arena?LM Arena's Elo-style rating from blind head-to-head votes: people compare two anonymous model answers and pick the better one. Higher is better.
1508.7Verify at LM ArenaOct 26, 2026
1485.1Verify at LM ArenaOct 26, 2026
1517.2Verify at LM ArenaOct 26, 2026
Agentic?BenchLM.ai's score for multi-step agentic work - planning, tool use, and acting autonomously, normalized 0–100 across multiple benchmarks. Higher is better.
89.3Verify at BenchLM.aiNov 8, 2026
67.65Verify at BenchLM.aiNov 8, 2026
77.66Verify at BenchLM.aiNov 8, 2026
Coding?BenchLM.ai's score for code generation and software-engineering tasks, normalized 0–100 across multiple benchmarks. Higher is better.
82.82Verify at BenchLM.aiNov 8, 2026
67.27Verify at BenchLM.aiNov 8, 2026
72.24Verify at BenchLM.aiNov 8, 2026
InstructionFollowing?BenchLM.ai's score for following precise, detailed instructions, normalized 0–100 across multiple benchmarks. Higher is better.
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89.1Verify at BenchLM.aiNov 8, 2026
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Knowledge?BenchLM.ai's score for factual knowledge and question answering, normalized 0–100 across multiple benchmarks. Higher is better.
89.36Verify at BenchLM.aiNov 8, 2026
76.34Verify at BenchLM.aiNov 8, 2026
80.55Verify at BenchLM.aiNov 8, 2026
MultimodalGrounded?BenchLM.ai's score for understanding grounded in images and documents, normalized 0–100 across multiple benchmarks. Higher is better.
91.6Verify at BenchLM.aiNov 8, 2026
89.7Verify at BenchLM.aiNov 8, 2026
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Reasoning?BenchLM.ai's score for logic and multi-step reasoning problems, normalized 0–100 across multiple benchmarks. Higher is better.
84.4Verify at BenchLM.aiNov 8, 2026
74.5Verify at BenchLM.aiNov 8, 2026
85.2Verify at BenchLM.aiNov 8, 2026
GDP.pdf?Epoch AI's GDP.pdf benchmark: extracting and analyzing information from real-world PDF documents. Higher is better.Epoch AI
30.6Verify at Epoch AINov 8, 2026
30.7Verify at Epoch AINov 8, 2026
28.4Verify at Epoch AINov 8, 2026
HealthBench?OpenAI's HealthBench evaluation of healthcare conversation quality. This value is vendor-reported; higher is better.openai-system-card
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HealthBench Consensus?OpenAI's HealthBench Consensus evaluation. This value is vendor-reported; higher is better.openai-system-card
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HealthBench Hard?The harder subset of OpenAI's HealthBench healthcare evaluation. This value is vendor-reported; higher is better.openai-system-card
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HealthBench Professional?OpenAI's HealthBench Professional evaluation of model responses to realistic healthcare conversations. This value is vendor-reported; higher is better.openai-system-card
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Vibe rating?OutYet's community rating: signed-in users score the model 1–10. Shown as the average and the number of votes.
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7.0 / 10 · 1
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Predecessor
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Successor
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Benchmark scores are mirrored from third-party sources and captured on the dates shown. Numbers from different benchmarks, sources, or capture dates are not directly comparable.

Data from BenchLM.ai · Epoch AI, “AI Benchmarking Hub” (CC BY 4.0).