Claude Sonnet 5

Claude Sonnet 5 is a reasoning model from Anthropic. 49 benchmarks count toward its score, in 7 categories.

availableShows if the model has enough results for an index.
IndexOverall score out of 100.67.6 ±2.8
CoverageShare of the index weight with results.95%
SpeedOutput tokens per second.44/s
Input / 1MUS dollars per 1M input tokens.$2 batch $1
Output / 1MUS dollars per 1M output tokens.$10 batch $5 US dollars per 1M output tokens in a batch.
ContextMaximum tokens in one request.1M
EloLMArena rating and rank.1442 (#62)

The index is a score out of 100. The ± range shows how much it can change. Batch work costs less.

35,301 votes. Elo shows what people prefer. It does not change the score.

CapabilitiesScore per category, out of 100.

Out of 100
AgenticMulti-step tasks with tools.
70.5
CodingCode writing and repair.
67.9
ReasoningLogic problems and puzzles.
67.9
MultimodalTasks with images and text.
63.5
KnowledgeFacts and expert knowledge.
62.8
MultilingualTasks in many languages.
N/A
InstructionTasks with strict rules in the prompt.
60.9
MathMath problems.
67.9

Results

49 counted
BenchmarkThe test name.CategoryThe capability that the test measures.ResultThe score from the publisher.IndexThis result as a score out of 100.RunThe settings of the run.DateDate of the result.Published byThe source of the result.
LiveBench MathematicsMath92.9%72.1xhigh effort25 Jun 2026LiveBench
Artificial Analysis GPQA DiamondKnowledge91.1%61.9Artificial Analysis
VulcanBench Coding Intelligence Index v1Coding89.2%VulcanBench contributors
GPQA DiamondKnowledge88.9%60.31 Sept 2026Vals AI
LiveBench ReasoningReasoning88.7%79.2xhigh effort25 Jun 2026LiveBench
CharXiv ReasoningMultimodal88.3%66.6CharXiv authors
MMLU ProKnowledge87.5%58.51 Sept 2026Vals AI
Software Engineering Benchmark VerifiedCoding85.2%65.9Carlos E. Jimenez et al.
BrowseCompAgentic84.7%70.9OpenAI
MMMU ProMultimodal83.0%62.41 Sept 2026Vals AI
LiveCodeBenchCoding82.4%59.31 Sept 2026Vals AI
Artificial Analysis Long Context ReasoningReasoning82.0%65.0Artificial Analysis
Vibe Code Bench v1.1Coding81.3%76.0OpenHands21 Sept 2026Vals AI
OSWorld-VerifiedAgentic81.2%69.3Tianbao Xie et al.
LiveBench CodingCoding80.7%71.6xhigh effort25 Jun 2026LiveBench
GPQA diamondKnowledge80.3%52.4max effortEpoch AI
LABBench2: An Improved Benchmark for AI Systems Performing Biology ResearchKnowledge80.1%Jon M. Laurent et al.
OTIS Mock AIME 2024-2025Math80.0%56.3max effortEpoch AI
SWE-benchCoding79.6%61.41 Sept 2026Vals AI
Artificial Analysis MMMU-ProMultimodal77.3%61.6Artificial Analysis
CharXiv Reasoning without toolsMultimodal77.0%CharXiv authors
ProofBench v1.1Math77.0%80.621 Sept 2026Vals AI
LiveBench LanguageKnowledge75.0%61.0xhigh effort25 Jun 2026LiveBench
Terminal-Bench 2.1Agentic74.5%68.021 Sept 2026Vals AI
LiveBench Data AnalysisReasoning71.7%55.6xhigh effort25 Jun 2026LiveBench
Artificial Analysis Coding IndexCoding71.5%69.4Artificial Analysis
FrontierMath-Tiers-1-3-v2-PrivateMath65.6%68.4max effortEpoch AI
LiveBench Instruction FollowingInstruction63.9%60.9xhigh effort25 Jun 2026LiveBench
SWE-bench ProCoding63.2%65.1Xiang Deng et al.
cursorBench32Coding61.5%69.9Benchmark authors
LiveBench Agentic CodingAgentic59.4%72.6xhigh effort25 Jun 2026LiveBench
Humanity's Last Exam with toolsAgentic57.4%70.2DeepSeek-AI
Humanity's Last ExamKnowledge57.4%77.4Center for AI Safety et al.
Medical Long Context Reasoning (MLCR-AA)Reasoning55.0%85.9Wisedocs and Artificial Analysis
Artificial Analysis SciCodeCoding54.3%68.2Artificial Analysis
GDPval-AA normalizedAgentic47.5%72.0Artificial Analysis
SkillsBenchCoding46.5%62.4OpenHands11 Sept 2026Vals AI
Artificial Analysis AnalystAgentAgentic46.3%74.0Artificial Analysis
IOICoding45.0%65.221 Sept 2026Vals AI
Code MigrationCoding44.4%73.321 Sept 2026Vals AI
Artificial Analysis Agentic IndexAgentic44.3%73.3Artificial Analysis
Humanity's Last Exam without toolsKnowledge43.2%65.4OpenAI
FrontierCode 1.1 MainCoding42.7%71.5Cognition
Artificial Analysis Humanity's Last ExamKnowledge41.3%69.3Artificial Analysis
Artificial Analysis Omniscience AccuracyKnowledge40.1%63.5Artificial Analysis
Artificial Analysis Intelligence IndexKnowledge38.2%70.1Artificial Analysis
Mystery Game PuzzlesReasoning35.0%71.1max effortEpoch AI
cursorBench40Coding34.1%Benchmark authors
SimpleQA VerifiedKnowledge33.7%52.7max effortEpoch AI
HLE-VerifiedKnowledge31.0%Weiqi Zhai et al.
FrontierMath-Tier-4-v2-PrivateMath29.3%62.0max effortEpoch AI
Critical Physics TasksReasoning16.9%73.8Artificial Analysis
ApprenticeBench: end-to-end computer use, continual learning, and long-horizon agency on a real accounts-payable jobAgentic16.0%69.0NeoCognition
Chess PuzzlesReasoning16.0%44.2max effortEpoch AI
Terminal-Bench 3.0Agentic14.6%66.0Ryan Marten et al.
Vibe Code Bench 1-100Coding13.8%66.9OpenHands16 Sept 2026Vals AI
Agent Arena steerabilityAgentic8.476.8high effort15 Sept 2026LMArena
Terminal-Bench 4.0Agentic8.1%65.221 Sept 2026Vals AI
Agent Arena command recoveryAgentic7.475.7high effort15 Sept 2026LMArena
Agent Arena task outcomeAgentic2.970.6high effort15 Sept 2026LMArena
ProgramBenchCoding0.0%21 Sept 2026Vals AI

49 benchmarks count, from 55 of 61 results. A grey row does not count. Too few models took that benchmark.

Sources

BenchLM benchmark aggregationUsed with attribution; per-benchmark results credited to their original authorsOpenRouter, collected directlyNo licence statedLiveBench, collected directlyNo licence stated for the leaderboard. The site repo serving these CSVs has no LICENSE; the harness repo carries upstream Apache-2.0 and MIT copies that cover code, not resultsVals AI, collected directlyNo licence stated. Read from the public leaderboard and credited to Vals AIEpoch AI, collected directlyCC BY — free to use and redistribute with attributionLMArena, collected directlyCC BY 4.0 (lmarena-ai/leaderboard-dataset on Hugging Face)

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