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Capability ranking

Best AI for Reasoning

Use this reasoning model leaderboard to compare the current ranking from the LLMBoard Reasoning Score after applying benchmark evidence requirements.

Updated 2026-10-22

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  • Ranking
  • Overview
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  • Capability
  • Value
  • Composition
  • Top models
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Reasoning Model Leaderboard Ranking

This leaderboard ranking orders models by their LLMBoard Reasoning Score aggregated from eligible benchmark evidence.

30 of 231 rows
Columns

Show columns

Sort by
Rank
Model
LLMBoard Reasoning Score
Context
Official input / 1M
Official output / 1M
Rank01ModelOPGPT-6-AstraOpenAILLMBoard Reasoning Score99.90Context1.1MOfficial input / 1M$10Official output / 1M$50
Rank02ModelOPGPT-5.6-SolOpenAILLMBoard Reasoning Score99.01Context1.1MOfficial input / 1M$4Official output / 1M$20
Rank03ModelANClaude Opus 4.8AnthropicLLMBoard Reasoning Score97.52Context1MOfficial input / 1M$5Official output / 1M$25
Rank04ModelANClaude Fable 5.1AnthropicLLMBoard Reasoning Score97.35Context1MOfficial input / 1M$10Official output / 1M$50
Rank05ModelANClaude Opus 5AnthropicLLMBoard Reasoning Score97.10Context1MOfficial input / 1M$5Official output / 1M$25
Rank06ModelMAKimi K3Moonshot AILLMBoard Reasoning Score95.20Context1MOfficial input / 1M$3Official output / 1M$15
Rank07ModelOPGPT-5.6-TerraOpenAILLMBoard Reasoning Score95.18Context1.1MOfficial input / 1M$2Official output / 1M$12
Rank08ModelANClaude Fable 5AnthropicLLMBoard Reasoning Score94.71Context1MOfficial input / 1M$10Official output / 1M$50
Rank09ModelACQwen3.8 FlashAlibaba Cloud / Qwen TeamLLMBoard Reasoning Score93.60Context1MOfficial input / 1M$0.15Official output / 1M$0.47
Rank10ModelXAGrok 4.6xAILLMBoard Reasoning Score93.35Context500KOfficial input / 1M$2Official output / 1M$6
Rank11ModelOPGPT-5.5OpenAILLMBoard Reasoning Score92.46Context1.1MOfficial input / 1M$5Official output / 1M$30
Rank12ModelMEMuse Spark 1.3MetaLLMBoard Reasoning Score92.03Context1MOfficial input / 1M$1.25Official output / 1M$4.25
Rank13ModelANClaude Opus 4.7AnthropicLLMBoard Reasoning Score91.93Context1MOfficial input / 1M$5Official output / 1M$25
Rank14ModelACQwen3.8 MaxAlibaba Cloud / Qwen TeamLLMBoard Reasoning Score91.24Context1MOfficial input / 1M$2Official output / 1M$6
Rank15ModelGOGemini 3.8 FlashGoogleLLMBoard Reasoning Score90.01Context1MOfficial input / 1M$0.75Official output / 1M$3.75
Rank16ModelOPGPT-5.3-CodexOpenAILLMBoard Reasoning Score88.79Context400KOfficial input / 1M$1.75Official output / 1M$14
Rank17ModelANClaude Sonnet 5AnthropicLLMBoard Reasoning Score87.78Context1MOfficial input / 1M$2Official output / 1M$10
Rank18ModelMEMuse Spark 1.2MetaLLMBoard Reasoning Score86.75Context1MOfficial input / 1M$1.25Official output / 1M$4.25
Rank19ModelOPGPT-5.4OpenAILLMBoard Reasoning Score86.13Context1MOfficial input / 1M$2.5Official output / 1M$15
Rank20ModelGOGemini 2.5 ProGoogleLLMBoard Reasoning Score86.05Context1MOfficial input / 1M$1.25Official output / 1M$10
Rank21ModelGOGemini 3.7 FlashGoogleLLMBoard Reasoning Score85.70Context1MOfficial input / 1M$0.75Official output / 1M$3.75
Rank22ModelACQwen3.7 MaxAlibaba Cloud / Qwen TeamLLMBoard Reasoning Score85.33Context1MOfficial input / 1M$2.5Official output / 1M$7.5
Rank23ModelACQwen3.8 Flash NextAlibaba Cloud / Qwen TeamLLMBoard Reasoning Score84.57ContextN/AOfficial input / 1MN/AOfficial output / 1MN/A
Rank24ModelACQwen3.7 PlusAlibaba Cloud / Qwen TeamLLMBoard Reasoning Score84.30Context1MOfficial input / 1M$0.40Official output / 1M$1.6
Rank25ModelXAGrok 4.5xAILLMBoard Reasoning Score83.15Context500KOfficial input / 1M$2Official output / 1M$6
Rank26ModelTEHy3TencentLLMBoard Reasoning Score82.21Context262.1KOfficial input / 1MN/AOfficial output / 1MN/A
Rank27ModelGOGemini 3.1 ProGoogleLLMBoard Reasoning Score81.51Context1MOfficial input / 1M$2Official output / 1M$12
Rank28ModelDEDeepSeek-V4-ProDeepSeekLLMBoard Reasoning Score81.30Context1MOfficial input / 1M$0.66Official output / 1M$1.98
Rank29ModelXIMiMo V2.5 ProXiaomiLLMBoard Reasoning Score81.06Context1MOfficial input / 1M$0.435Official output / 1M$0.87
Rank30ModelUPSolar Pro 4UpstageLLMBoard Reasoning Score81.04Context524.3KOfficial input / 1M$0.30Official output / 1M$1.2

Official PAYG prices appear here. Third-party offers remain on the pricing and model detail pages.

What this leaderboard says

Key findings from the current reasoning leaderboard ranking and its supporting benchmark coverage.

Ranked models231
Vendors31
Open-weight models128
Official prices116

GPT-6-Astra leads this page at 99.90, 0.89 points ahead of GPT-5.6-Sol.

Kimi K3 is the highest-ranked open-weight option at #6. Nova Micro has the lowest official input price among ranked models.

Reasoning Leaderboard Leaders

The leading reasoning scores in this benchmark-backed ranking, with the axis focused on the competitive leaderboard range.

Top reasoning models

Reasoning Benchmark Profile

Compare reasoning benchmark strength with each model's broader capability score and leaderboard position.

ModelReasoningKnowledgeMathCodingInstruction
GPT-6-AstraOpenAI99.9085.92N/A85.1587.39
GPT-5.6-SolOpenAI99.0173.1397.6281.5081.02
Claude Opus 4.8Anthropic97.5273.84N/A78.0967.06
Claude Fable 5.1Anthropic97.35100.00N/AN/AN/A
Claude Opus 5Anthropic97.1083.24N/A76.14N/A
57.6869.2080.7192.22103.74-7.4919.6746.8373.98101.14LLMBoard Reasoning ScoreLLMBoard Overall Score
80 models with comparable dataOpen a model by selecting its logo

Capability at each price point

Official vendor API prices plotted against the reasoning metric used on this page. Price remains a separate decision signal.

020406080100$0.05$0.1$0.2$0.5$1.0$2.0$5.0$10LLMBoard Reasoning ScoreOfficial API price blend (8:1 input/output), USD / 1M
Efficient frontier116 models with official PAYG prices

Reasoning Leaderboard Composition

Vendor concentration and model access among the first 25 products in the ranking.

Top-model vendor mix

25 models
OpenAI6
Anthropic6
Alibaba Cloud / Qwen Team5
Google3
xAI2
Meta2
Moonshot AI1

Access model

Open weights
4
Closed weights
21
Official price available
24

The Top AI Models for Reasoning

A data-backed look at the first five models in this reasoning leaderboard ranking, including benchmark context, price and output speed where available.

About this leaderboard

Common questions about the Best AI for Reasoning leaderboard, benchmark evidence and ranking method.

What is the best model on Best AI for Reasoning?

GPT-6-Astra is currently ranked first with a reasoning score of 99.90.

Which three AI models lead this capability ranking?

The current leaders are GPT-6-Astra (99.90 LLMBoard Reasoning Score), GPT-5.6-Sol (99.01 LLMBoard Reasoning Score), and Claude Opus 4.8 (97.52 LLMBoard Reasoning Score).

Which ranked model has the lowest official input price?

Nova Micro has the lowest current official input price among ranked models at $0.04 per 1M tokens.

Which ranked models have the highest measured output speed?

The fastest matched records are Llama 3.1 8B (2,047.00 tok/s via Cerebras), Llama 3.1 70B (1,204.00 tok/s via Cerebras), and Mercury 2 (1,009.00 tok/s via Inception).

Which open-weight model ranks highest?

Kimi K3 is the highest-ranked open-weight model at rank #6.

AA Omniscience Accuracy67.23%Claude Fable 5.1177 compared models
AA CritPt32.29%GPT-5.6-Sol176 compared models
AA HLE Text No Tools59.13%Claude Fable 5.1176 compared models
AA GPQA Diamond96.26%GPT-6-Astra177 compared models
AA LCR v1.188.67%Kimi K3169 compared models
AA IFBench83.33%Grok 4.3146 compared models
AA AIME 202598.67%GPT-5-Codex74 compared models
AA SciCode Subtasks63.08%Claude Fable 5.180 compared models
Which model offers the longest context in this ranking?

Llama 4 Scout has the largest listed context window at 10M tokens.

How is this leaderboard ranked?

Each model appears once using its current scored version. The leaderboard ranking follows the capability named in the title, while the overall page uses the LLMBoard score aggregated from eligible benchmark evidence.

How many models are included?

This page currently ranks 231 unique model products.

Where does pricing come from?

Main price columns use the model vendor's official standard PAYG API rate. Eligible third-party offers appear only in separately labeled columns, and unavailable official prices display as N/A.

Does Arena affect the score?

No. Arena results are displayed as an independent signal and are not included in the current LLMBoard capability score.

Top reasoning modelGPT-6-Astra99.90 reasoning score
Best open-weight modelKimi K3Rank #6
Lowest official inputNova Micro$0.04 / 1M
Largest contextLlama 4 Scout10M tokens

Ranking basisThis reasoning AI model leaderboard uses the reasoning capability score shown on this page. The leaderboard ranking keeps matched price and speed data separate from benchmark evidence.

  1. 01
    OP
    GPT-6-AstraOpenAI
    LLMBoard Reasoning Score
    99.90
    Price
    $10 input / $50 output per 1M tokens

    Strengths

    • Ranks #1 with a 99.90 LLMBoard Reasoning Score
    • 1.1M maximum context tokens

    Considerations

    • Weights are not marked as open
  2. 02
    OP
    GPT-5.6-SolOpenAI
    LLMBoard Reasoning Score
    99.01
    Price
    $4 input / $20 output per 1M tokens
    Speed
    25.46 tok/s via OpenAI

    Strengths

    • Ranks #2 with a 99.01 LLMBoard Reasoning Score
    • Lowest official input price among the top models
    • 1.1M maximum context tokens

    Considerations

    • Weights are not marked as open
  3. 03
    AN
    Anthropic
    LLMBoard Reasoning Score
    97.52
    Price
    $5 input / $25 output per 1M tokens
    Speed
    42.00 tok/s via Vertex AI

    Strengths

    • Ranks #3 with a 97.52 LLMBoard Reasoning Score
    • 1M maximum context tokens

    Considerations

    • Weights are not marked as open
  4. 04
    AN
    Anthropic
    LLMBoard Reasoning Score
    97.35
    Price
    $10 input / $50 output per 1M tokens

    Strengths

    • Ranks #4 with a 97.35 LLMBoard Reasoning Score
    • 1M maximum context tokens

    Considerations

    • Provisional score with 40% benchmark coverage
    • Weights are not marked as open
  5. 05
    AN
    Anthropic
    LLMBoard Reasoning Score
    97.10
    Price
    $5 input / $25 output per 1M tokens

    Strengths

    • Ranks #5 with a 97.10 LLMBoard Reasoning Score
    • 1M maximum context tokens

    Considerations

    • 60% benchmark coverage
    • Weights are not marked as open

Selection summary

Best AI Models for Reasoning

GPT-6-Astra is currently the best-ranked LLM for reasoning with a 99.90 reasoning score. The score is a relative ranking signal, so price, speed, context and evidence coverage should still be checked separately.

Use this leaderboard with the supporting benchmark results and coverage details above. A leaderboard position summarizes the selected ranking signal; it does not replace workload-specific testing.

Claude Opus 4.8
Claude Fable 5.1
Claude Opus 5
Capability rank #1GPT-6-Astra$10 input / $50 output per 1M tokens
Capability rank #2GPT-5.6-Sol25.46 tok/s via OpenAI
Capability rank #3Claude Opus 4.842.00 tok/s via Vertex AI