Natural Questions

    🏆 Leaderboard

    As of August 20, 2026, Gemma 2 27B is #1 for Natural Questions at 34.5%. Ranked by the Natural Questions score 2 models in this index have a published Natural Questions score. Natural Questions leaderboard: rank models by Natural Questions next to live API token prices.

    Updated August 20, 2026282 models33 providers
    Gemma 2 27BOSS
    Google · Open Source · via OpenRouter
    34.5%$1.30
    Mistral NeMo InstructOSS
    Mistral · Open Source · via Mistral AI
    31.2%$0.30
    ChatGPT-4o Latest
    OpenAI · Proprietary
    $12.50
    Claude 3 Haiku
    Anthropic · Proprietary
    $1.50
    Claude 3 Opus
    Anthropic · Proprietary
    $90.00
    Claude 3 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude 3.5 Haiku
    Anthropic · Proprietary
    $4.80
    Claude 3.5 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude 3.5 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude 3.7 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude Fable 5
    Anthropic · Proprietary
    $60.00
    Claude Haiku 4.5
    Anthropic · Proprietary
    $6.00
    Claude Mythos 5
    Anthropic · Proprietary
    $60.00
    Claude Mythos Preview
    Anthropic · Proprietary
    $60.00
    Claude Opus 4
    Anthropic · Proprietary
    $90.00
    Claude Opus 4.1
    Anthropic · Proprietary
    $90.00
    Claude Opus 4.5
    Anthropic · Proprietary
    $30.00
    Claude Opus 4.6
    Anthropic · Proprietary
    $30.00
    Claude Opus 4.7
    Anthropic · Proprietary
    $30.00
    Claude Opus 4.8
    Anthropic · Proprietary
    $30.00
    Claude Opus 5
    Anthropic · Proprietary
    $30.00
    Claude Sonnet 4
    Anthropic · Proprietary
    $18.00
    Claude Sonnet 4.5
    Anthropic · Proprietary
    $18.00
    Claude Sonnet 4.6
    Anthropic · Proprietary
    $18.00
    Claude Sonnet 5
    Anthropic · Proprietary
    $12.00
    Command A+OSS
    Cohere · Open Source
    $12.50
    Command R+OSS
    Cohere · Open Source
    $1.25
    Composer 2
    Cursor · Proprietary
    $3.00
    Composer 2 Fast
    Cursor · Proprietary
    $9.00
    DeepSeek R1 Distill Llama 70BOSS
    DeepSeek · Open Source
    $0.50
    DeepSeek R1 Distill Qwen 32BOSS
    DeepSeek · Open Source
    $0.30
    DeepSeek-R1OSS
    DeepSeek · Open Source
    $2.74
    DeepSeek-R1-0528OSS
    DeepSeek · Open Source
    $2.74
    DeepSeek-V2.5OSS
    DeepSeek · Open Source
    $0.42
    DeepSeek-V3OSS
    DeepSeek · Open Source
    $1.37
    DeepSeek-V3 0324OSS
    DeepSeek · Open Source
    $1.42
    DeepSeek-V3.1OSS
    DeepSeek · Open Source
    $1.27
    DeepSeek-V3.2OSS
    DeepSeek · Open Source · via OpenRouter
    $0.57
    DeepSeek-V3.2 (Non-thinking)OSS
    DeepSeek · Open Source
    $0.70
    DeepSeek-V3.2-ExpOSS
    DeepSeek · Open Source
    $0.68
    DeepSeek-V4-Flash-0423OSS
    DeepSeek · Open Source
    $0.30
    DeepSeek-V4-Flash-0731OSS
    DeepSeek · Open Source
    $1.76
    DeepSeek-V4-Flash-MaxOSS
    DeepSeek · Open Source
    $0.42
    DeepSeek-V4-Pro-0813OSS
    DeepSeek · Open Source
    $5.28
    DeepSeek-V4-Pro-MaxOSS
    DeepSeek · Open Source
    $5.22
    Devstral Medium
    Mistral · Proprietary · via Mistral AI
    $2.40
    Devstral Small 1.1OSS
    Mistral · Open Source · via Mistral AI
    $0.40
    ERNIE 4.5
    Baidu · Proprietary
    $4.40
    Gemini 1.0 Pro
    Google · Proprietary
    $2.00
    Gemini 1.5 Flash
    Google · Proprietary
    $0.75
    Showing 150 of 282 models

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    The index

    All Large Language Models

    282 models across 33 providers. Search or jump to a lab — every model page stays linked here.

    Baidu

    1 models

    Inception

    1 models

    inclusionAI

    1 models

    LG AI Research

    1 models

    Nous Research

    1 models

    Sakana AI

    1 models

    StepFun

    1 models

    Tencent

    1 models

    Thinking Machines

    1 models

    Unisound

    1 models

    Upstage

    1 models

    Which model leads Natural Questions right now?

    As of August 20, 2026, Gemma 2 27B by Google is #1 for Natural Questions at 34.5%. Ranked by the Natural Questions score This board also tracks Natural Questions. Next on the same board: Mistral NeMo Instruct. This natural questions leaderboard ranks models by Natural Questions. Scores come from public evals. Prices are the live API rates in the table above.

    Sources: OpenAI API pricing (https://developers.openai.com/api/docs/pricing); Anthropic Claude API pricing (https://platform.claude.com/docs/en/about-claude/pricing); Gemini API pricing (https://ai.google.dev/gemini-api/docs/pricing)

    Top 2 for natural questions. Ranked by the Natural Questions score Input and output are dollars per million tokens.
    RankModelNatural QuestionsInput /MOutput /M
    1Gemma 2 27B34.5%$0.65$0.65
    2Mistral NeMo Instruct31.2%$0.15$0.15

    Natural Questions FAQ

    Who ranks #1 on the Natural Questions leaderboard?

    As of August 20, 2026, Gemma 2 27B by Google ranks #1 on Natural Questions at 34.5%. API pricing is $0.65/M input and $0.65/M output.

    What are the top models on Natural Questions?

    The current Natural Questions ranking as of August 20, 2026 is 1. Gemma 2 27B at 34.5%; 2. Mistral NeMo Instruct at 31.2%.

    Which natural questions model is the cheapest?

    Mistral NeMo Instruct is the cheapest scored model on this natural questions leaderboard at $0.15/M input and $0.15/M output ($0.30 blended). Gemma 2 27B still leads Natural Questions at 34.5%.

    Should I always pick the #1 Natural Questions model?

    Not automatically. Gemma 2 27B leads Natural Questions, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh Natural Questions against input/output price, context window, and related evals.

    How often is the Natural Questions leaderboard updated?

    Scores and API prices on this page are refreshed from published evals and provider rates. The snapshot is labeled August 20, 2026. Treat it as a current index, not a one-off blog post.

    What is Natural Questions?

    Natural Questions is a public LLM eval (the Natural Questions score). This page ranks models that have published a score, next to live API prices.

    Where is the Natural Questions leaderboard?

    This page is the Natural Questions leaderboard. Models are sorted by Natural Questions, with input and output token prices on the same row so you can weigh score against cost. Official boards often omit price; that comparison is the point of this index.

    How is this Natural Questions ranking different from the official board?

    Official eval pages own the methodology. This page keeps the published Natural Questions score next to live API $/M so you can pick a production SKU, not only a trophy number.