Leaderboard

    Best AI for Long Context 2026.

    Find the best AI for long context tasks. Ranked by OpenAI MRCR (4K–1M tokens) and Graphwalks BFS/Parents benchmarks. Compare context window performance across LLMs.

    gpt-5.4-pro
    OpenAI
    75.8%58.3%45.9%42.1%100%100%100%98.8%
    gpt-5.4
    OpenAI
    72%54.4%42.8%39.4%100%100%100%98%
    gpt-5.3-codex
    OpenAI
    68.8%50.2%39.5%35.8%100%100%100%96.8%
    gpt-5.2-pro
    OpenAI
    68.3%51.2%40.7%36.1%100%99.8%100%96.6%
    gpt-5.2
    OpenAI
    64.3%47%35.2%31.9%100%99.8%100%95.2%
    gpt-4.1
    OpenAI
    61.9%45.1%34.9%24.6%100%100%100%85.6%
    Amazon Nova 2 Lite
    Amazon
    Amazon Nova 2 Omni
    Amazon
    Amazon Nova 2 Pro
    Amazon
    Amazon Nova Lite
    Amazon
    Amazon Nova Micro
    Amazon
    Amazon Nova Premier
    Amazon
    Amazon Nova Pro
    Amazon
    Claude 2
    Anthropic
    Claude 2.1
    Anthropic
    Claude 3 Haiku
    Anthropic
    Claude 3 Opus
    Anthropic
    Claude 3 Sonnet
    Anthropic
    Claude 3.5 Haiku
    Anthropic
    Claude 3.5 Sonnet
    Anthropic
    Claude Haiku 3
    Anthropic
    Claude Haiku 3.5
    Anthropic
    Claude Haiku 4.5
    Anthropic
    Claude Instant 1.2
    Anthropic
    Claude Opus 3
    Anthropic
    Claude Opus 4
    Anthropic
    Claude Opus 4.1
    Anthropic
    Claude Opus 4.5
    Anthropic
    Claude Opus 4.6
    Anthropic
    Claude Sonnet 3.5
    Anthropic
    Claude Sonnet 3.7
    Anthropic
    Claude Sonnet 4
    Anthropic
    Claude Sonnet 4.5
    Anthropic
    Claude Sonnet 4.6
    Anthropic
    Codestral
    Mistral
    Command A
    Cohere
    Command R
    Cohere
    Command R+OSS
    Cohere
    Command R7B
    Cohere
    computer-use-preview
    OpenAI
    DeepSeek R1OSS
    DeepSeek
    DeepSeek R1 (Cerebras)
    Cerebras
    DeepSeek R1 (DeepInfra)
    DeepInfra
    DeepSeek R1 (Fireworks)
    Fireworks
    DeepSeek R1 (Groq)
    Groq
    DeepSeek R1 (Hyperbolic)
    Hyperbolic
    DeepSeek R1 (Nebius)
    Nebius AI Studio
    DeepSeek R1 (Replicate)
    Replicate
    DeepSeek R1 (SambaNova)
    SambaNova Cloud
    DeepSeek R1 (Together)
    Together.AI
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    All Large Language Models

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    1 models