{"model":"anthropic/claude-sonnet-4-5","benchmarks":{"errors":[],"source":"Artificial Analysis","status":"available","variants":[{"api":{"data":{"id":"91cb6144-4937-4e4e-aeda-b4341d355c10","name":"Claude 4.5 Sonnet (Non-reasoning)","slug":"claude-4-5-sonnet","pricing":{"price_1m_input_tokens":3,"price_1m_output_tokens":15,"price_1m_cache_hit_tokens":0.3,"price_1m_cache_write_tokens":3.75},"evaluations":{"artificial_analysis_coding_index":null,"artificial_analysis_agentic_index":null,"artificial_analysis_intelligence_index":19.3},"performance":{"median_output_tokens_per_second":38.94,"median_time_to_first_token_seconds":1.49,"median_end_to_end_response_time_seconds":14.34,"median_time_to_first_answer_token_seconds":1.49},"release_date":"2025-09-29","model_creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","name":"Anthropic"},"artificial_analysis_intelligence_index_cost":null},"source":"https://artificialanalysis.ai/api/v2/language/models/free","status":"ok","metadata":{"tier":"free","intelligence_index_version":4.3},"fetchedAt":"2026-09-11T11:21:18.106Z"},"data":{"id":"91cb6144-4937-4e4e-aeda-b4341d355c10","hle":0.072289156626506,"lcr":0.54,"gpqa":0.727272727272727,"name":"Claude 4.5 Sonnet (Non-reasoning)","slug":"claude-4-5-sonnet","tau2":0.704678362573099,"aime25":0.37,"critpt":0,"gdpval":null,"creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","url":"https://www.anthropic.com/","logo":"/img/logos/anthropic_small.svg","name":"Anthropic","slug":"anthropic","color":"#cc785c","country":"us"},"ifbench":0.426530612244898,"mmmuPro":0.652023121387283,"release":{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},"scicode":null,"openness":{"opennessIndex":11.11111111111111,"modelAvailability":2,"transparencyMethodology":0,"transparencyPreTrainingData":0,"transparencyPostTrainingData":0},"shortName":"Claude 4.5 Sonnet (Non-reasoning)","sizeClass":"large","apexAgents":null,"deprecated":true,"itBenchSre":null,"licenseUrl":null,"parameters":null,"tauBanking":null,"isReasoning":false,"licenseName":null,"omniscience":-9.36666666666667,"releaseDate":"2025-09-29","analystAgent":null,"deprecatedTo":"claude-sonnet-4-6","cacheHitPrice":0.3,"isOpenWeights":false,"livecodebench":0.59047619047619,"timescaleData":{"medianOutputSpeed":40.0163890712689,"medianTimeToFirstChunk":1.49487352400012},"hostModelCount":4,"cacheWritePrice":3.75,"reasoningTokens":0,"chartHighlighted":false,"terminalbenchV21":null,"terminalbenchV40":null,"inputModalityText":true,"intelligenceIndex":19.3436534007474,"microevalsEnabled":false,"terminalbenchHard":0.287878787878788,"inputModalityImage":true,"inputModalityVideo":false,"outputModalityText":true,"price1mInputTokens":3,"contextWindowTokens":1000000,"inputModalitySpeech":false,"knowledgeCutoffDate":"2025-07-01","outputModalityImage":false,"outputModalityVideo":false,"outputSpeedVariance":{"p05":33.3178981259548,"p95":85.4601816724502,"q25":36.7859173440315,"q75":50.47407863614,"median":40.0163890712689},"price1mOutputTokens":15,"pricePer1k1mpImages":4.002,"chartDefaultSelected":false,"endToEndResponseTime":{"input":1.49487352400012,"total":13.989754036819596,"answer":12.494880512819476,"reasoning":0},"omniscienceBreakdown":{"accuracy":0.2838333333333333,"hallucinationRate":0.5271119385617873},"outputModalitySpeech":false,"modelWeightsSourceUrl":null,"performanceDataSource":{"type":"firstParty","providerName":"Anthropic"},"price1mBlended0To1To1":9,"price1mBlended0To3To1":6,"price1mBlended7To2To1":2.31,"timeToFirstAnswerToken":{"input":1.49487352400012,"total":1.49487352400012,"reasoning":0},"cacheHitDiscountPercent":0.9,"performanceByPromptType":{"long":{"medianOutputSpeed":40.0163890712689,"medianTimeToFirstChunk":1.49487352400012,"medianEndToEndResponseTime":13.989754036819596,"medianTimeToFirstAnswerToken":1.49487352400012}},"price1mBlended0To100To1":3.118811881188119,"price1mBlended100To1To1":0.47058823529411764,"openSourceCategorization":"proprietary","timeToFirstChunkVariance":{"p05":1.07454338234995,"p95":4.18711830335,"q25":1.32921567525001,"q75":1.58691153375002,"median":1.49487352400012},"intelligenceIndexIsEstimated":true,"inferenceParametersActiveBillions":null},"name":"Claude 4.5 Sonnet (Non-reasoning)","slug":"claude-4-5-sonnet","source":"https://artificialanalysis.ai/models/claude-4-5-sonnet","fetchedAt":"2026-09-11T11:21:18.106Z","pageRecords":[{"id":"91cb6144-4937-4e4e-aeda-b4341d355c10","hle":0.072289156626506,"lcr":0.54,"gpqa":0.727272727272727,"name":"Claude 4.5 Sonnet (Non-reasoning)","slug":"claude-4-5-sonnet","tau2":0.704678362573099,"aime25":0.37,"critpt":0,"gdpval":null,"creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","url":"https://www.anthropic.com/","logo":"/img/logos/anthropic_small.svg","name":"Anthropic","slug":"anthropic","color":"#cc785c","country":"us"},"ifbench":0.426530612244898,"mmmuPro":0.652023121387283,"release":{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},"scicode":null,"openness":{"opennessIndex":11.11111111111111,"modelAvailability":2,"transparencyMethodology":0,"transparencyPreTrainingData":0,"transparencyPostTrainingData":0},"shortName":"Claude 4.5 Sonnet (Non-reasoning)","sizeClass":"large","apexAgents":null,"deprecated":true,"itBenchSre":null,"licenseUrl":null,"parameters":null,"tauBanking":null,"isReasoning":false,"licenseName":null,"omniscience":-9.36666666666667,"releaseDate":"2025-09-29","analystAgent":null,"deprecatedTo":"claude-sonnet-4-6","cacheHitPrice":0.3,"isOpenWeights":false,"livecodebench":0.59047619047619,"timescaleData":{"medianOutputSpeed":40.0163890712689,"medianTimeToFirstChunk":1.49487352400012},"hostModelCount":4,"cacheWritePrice":3.75,"reasoningTokens":0,"chartHighlighted":false,"terminalbenchV21":null,"terminalbenchV40":null,"inputModalityText":true,"intelligenceIndex":19.3436534007474,"microevalsEnabled":false,"terminalbenchHard":0.287878787878788,"inputModalityImage":true,"inputModalityVideo":false,"outputModalityText":true,"price1mInputTokens":3,"contextWindowTokens":1000000,"inputModalitySpeech":false,"knowledgeCutoffDate":"2025-07-01","outputModalityImage":false,"outputModalityVideo":false,"outputSpeedVariance":{"p05":33.3178981259548,"p95":85.4601816724502,"q25":36.7859173440315,"q75":50.47407863614,"median":40.0163890712689},"price1mOutputTokens":15,"pricePer1k1mpImages":4.002,"chartDefaultSelected":false,"endToEndResponseTime":{"input":1.49487352400012,"total":13.989754036819596,"answer":12.494880512819476,"reasoning":0},"omniscienceBreakdown":{"accuracy":0.2838333333333333,"hallucinationRate":0.5271119385617873},"outputModalitySpeech":false,"modelWeightsSourceUrl":null,"performanceDataSource":{"type":"firstParty","providerName":"Anthropic"},"price1mBlended0To1To1":9,"price1mBlended0To3To1":6,"price1mBlended7To2To1":2.31,"timeToFirstAnswerToken":{"input":1.49487352400012,"total":1.49487352400012,"reasoning":0},"cacheHitDiscountPercent":0.9,"performanceByPromptType":{"long":{"medianOutputSpeed":40.0163890712689,"medianTimeToFirstChunk":1.49487352400012,"medianEndToEndResponseTime":13.989754036819596,"medianTimeToFirstAnswerToken":1.49487352400012}},"price1mBlended0To100To1":3.118811881188119,"price1mBlended100To1To1":0.47058823529411764,"openSourceCategorization":"proprietary","timeToFirstChunkVariance":{"p05":1.07454338234995,"p95":4.18711830335,"q25":1.32921567525001,"q75":1.58691153375002,"median":1.49487352400012},"intelligenceIndexIsEstimated":true,"inferenceParametersActiveBillions":null},{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},{"name":"Claude 4.5 Sonnet (Non-reasoning)","slug":"claude-4-5-sonnet","creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","logo":"/img/logos/anthropic_small.svg","name":"Anthropic"},"release":{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},"deprecated":true,"isReasoning":false,"releaseDate":"2025-09-29"}]},{"api":{"data":{"id":"90e078f2-051b-4c63-8919-76618971cb3f","name":"Claude 4.5 Sonnet (Reasoning)","slug":"claude-4-5-sonnet-thinking","pricing":{"price_1m_input_tokens":3,"price_1m_output_tokens":15,"price_1m_cache_hit_tokens":0.3,"price_1m_cache_write_tokens":3.75},"evaluations":{"artificial_analysis_coding_index":52.1,"artificial_analysis_agentic_index":17.5,"artificial_analysis_intelligence_index":21.2},"performance":{"median_output_tokens_per_second":41.73,"median_time_to_first_token_seconds":17.26,"median_end_to_end_response_time_seconds":29.24,"median_time_to_first_answer_token_seconds":17.26},"release_date":"2025-09-29","model_creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","name":"Anthropic"},"artificial_analysis_intelligence_index_cost":{"total_cost":1501.22,"cost_per_task":{"total_cost":0.5566}}},"source":"https://artificialanalysis.ai/api/v2/language/models/free","status":"ok","metadata":{"tier":"free","intelligence_index_version":4.3},"fetchedAt":"2026-09-11T11:21:18.106Z"},"data":{"id":"90e078f2-051b-4c63-8919-76618971cb3f","hle":0.177942539388323,"lcr":0.723333333333333,"gpqa":0.834343434343434,"name":"Claude 4.5 Sonnet (Reasoning)","slug":"claude-4-5-sonnet-thinking","tau2":0.780701754385965,"aime25":0.88,"critpt":0.0114285714285714,"gdpval":989.26,"creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","url":"https://www.anthropic.com/","logo":"/img/logos/anthropic_small.svg","name":"Anthropic","slug":"anthropic","color":"#cc785c","country":"us"},"ifbench":0.572789115646258,"mmmuPro":0.68728323699422,"release":{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},"scicode":0.457175925925926,"openness":{"opennessIndex":11.11111111111111,"modelAvailability":2,"transparencyMethodology":0,"transparencyPreTrainingData":0,"transparencyPostTrainingData":0},"shortName":"Claude 4.5 Sonnet","sizeClass":"large","apexAgents":null,"deprecated":true,"itBenchSre":null,"licenseUrl":null,"parameters":null,"tauBanking":0.245360824742268,"isReasoning":true,"licenseName":null,"omniscience":-0.0833333333333333,"releaseDate":"2025-09-29","analystAgent":null,"deprecatedTo":"claude-sonnet-4-6-adaptive","cacheHitPrice":0.3,"gdpPdfAllPass":0.052,"isOpenWeights":false,"livecodebench":0.714285714285714,"timescaleData":{"medianOutputSpeed":43.4716639927615,"medianTimeToFirstChunk":17.2615952909999},"hostModelCount":4,"cacheWritePrice":3.75,"reasoningTokens":0,"chartHighlighted":false,"gdpvalNormalized":0.24463,"terminalbenchV21":0.558052434456929,"terminalbenchV40":0,"inputModalityText":true,"intelligenceIndex":21.1763943537112,"microevalsEnabled":false,"terminalbenchHard":0.356060606060606,"briefcaseBreakdown":{"overall":{"elo":711.96,"lower95ci":701.86,"upper95ci":720.95},"presentation":{"elo":748.03,"lower95ci":730.07,"upper95ci":765.45},"rubricPassRate":0.14646464646464646,"analyticalQuality":{"elo":598.48,"lower95ci":580.17,"upper95ci":615.75}},"briefcaseTotalCost":93.77728847619986,"inputModalityImage":true,"inputModalityVideo":false,"outputModalityText":true,"price1mInputTokens":3,"contextWindowTokens":1000000,"inputModalitySpeech":false,"knowledgeCutoffDate":"2025-07-01","outputModalityImage":false,"outputModalityVideo":false,"outputSpeedVariance":{"p05":32.3375738738746,"p95":96.0570621009211,"q25":36.5954174471538,"q75":60.1729312355282,"median":43.4716639927615},"price1mOutputTokens":15,"pricePer1k1mpImages":4.002,"chartDefaultSelected":false,"endToEndResponseTime":{"input":17.2615952909999,"total":28.76334042970118,"answer":11.50174513870128,"reasoning":0},"omniscienceBreakdown":{"accuracy":0.32866666666666666,"hallucinationRate":0.49081429990069514},"outputModalitySpeech":false,"intelligenceIndexCost":{"input":524.0667251592272,"total":1501.2241751592273,"answer":248.31232500000002,"output":977.15745,"cacheRead":222.54221800789327,"reasoning":728.845125,"cacheWrite":244.6298161513339,"nonCacheInput":56.894691},"modelWeightsSourceUrl":null,"performanceDataSource":{"type":"firstParty","providerName":"Anthropic"},"price1mBlended0To1To1":9,"price1mBlended0To3To1":6,"price1mBlended7To2To1":2.31,"timeToFirstAnswerToken":{"input":17.2615952909999,"total":17.2615952909999,"reasoning":0},"cacheHitDiscountPercent":0.9,"performanceByPromptType":{"long":{"medianOutputSpeed":43.4716639927615,"medianTimeToFirstChunk":17.2615952909999,"medianEndToEndResponseTime":28.76334042970118,"medianTimeToFirstAnswerToken":17.2615952909999}},"price1mBlended0To100To1":3.118811881188119,"price1mBlended100To1To1":0.47058823529411764,"openSourceCategorization":"proprietary","timeToFirstChunkVariance":{"p05":5.91893528225002,"p95":50.5446490471499,"q25":9.52880198449998,"q75":22.67761962025,"median":17.2615952909999},"automationBenchPartialScore":0.14075743049062714,"intelligenceIndexCostPerTask":{"cost":{"input":0.30422744426017434,"total":0.5565810659988739,"answer":0.1535535047297941,"output":0.25235362173869974,"cacheRead":0.13915199484248564,"reasoning":0.09880011700890562,"cacheWrite":0.12961266527656928,"nonCacheInput":0.035462784141119426},"evaluations":[{"slug":"aa-briefcase","weightedCostPerTask":0.15457794803769206},{"slug":"gdpval-aa","weightedCostPerTask":0.050829509591058114},{"slug":"automationbench-aa","weightedCostPerTask":0.03129347847839917},{"slug":"terminalbench-v4-0","weightedCostPerTask":0.19397409450990075},{"slug":"scicode","weightedCostPerTask":0.012905480208333334},{"slug":"humanitys-last-exam","weightedCostPerTask":0.025633145227062087},{"slug":"gdp-pdf","weightedCostPerTask":0.023334474},{"slug":"critpt","weightedCostPerTask":0.04516035857142857},{"slug":"omniscience","weightedCostPerTask":0.001931047875},{"slug":"artificial-analysis-long-context-reasoning","weightedCostPerTask":0.016941529499999997}]},"intelligenceIndexIsEstimated":false,"intelligenceIndexTimePerTask":302.3794608294424,"inferenceParametersActiveBillions":null,"canonicalIntelligenceIndexTokenCount":{"input":826006908,"answer":16554155,"output":65143830,"reasoning":48589675},"intelligenceIndexOutputTokensPerTask":{"answer":10236.900315319608,"output":16823.574782579984,"reasoning":6586.674467260375}},"name":"Claude 4.5 Sonnet (Reasoning)","slug":"claude-4-5-sonnet-thinking","source":"https://artificialanalysis.ai/models/claude-4-5-sonnet-thinking","fetchedAt":"2026-09-11T11:21:18.106Z","pageRecords":[{"id":"90e078f2-051b-4c63-8919-76618971cb3f","hle":0.177942539388323,"lcr":0.723333333333333,"gpqa":0.834343434343434,"name":"Claude 4.5 Sonnet (Reasoning)","slug":"claude-4-5-sonnet-thinking","tau2":0.780701754385965,"aime25":0.88,"critpt":0.0114285714285714,"gdpval":989.26,"creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","url":"https://www.anthropic.com/","logo":"/img/logos/anthropic_small.svg","name":"Anthropic","slug":"anthropic","color":"#cc785c","country":"us"},"ifbench":0.572789115646258,"mmmuPro":0.68728323699422,"release":{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},"scicode":0.457175925925926,"openness":{"opennessIndex":11.11111111111111,"modelAvailability":2,"transparencyMethodology":0,"transparencyPreTrainingData":0,"transparencyPostTrainingData":0},"shortName":"Claude 4.5 Sonnet","sizeClass":"large","apexAgents":null,"deprecated":true,"itBenchSre":null,"licenseUrl":null,"parameters":null,"tauBanking":0.245360824742268,"isReasoning":true,"licenseName":null,"omniscience":-0.0833333333333333,"releaseDate":"2025-09-29","analystAgent":null,"deprecatedTo":"claude-sonnet-4-6-adaptive","cacheHitPrice":0.3,"gdpPdfAllPass":0.052,"isOpenWeights":false,"livecodebench":0.714285714285714,"timescaleData":{"medianOutputSpeed":43.4716639927615,"medianTimeToFirstChunk":17.2615952909999},"hostModelCount":4,"cacheWritePrice":3.75,"reasoningTokens":0,"chartHighlighted":false,"gdpvalNormalized":0.24463,"terminalbenchV21":0.558052434456929,"terminalbenchV40":0,"inputModalityText":true,"intelligenceIndex":21.1763943537112,"microevalsEnabled":false,"terminalbenchHard":0.356060606060606,"briefcaseBreakdown":{"overall":{"elo":711.96,"lower95ci":701.86,"upper95ci":720.95},"presentation":{"elo":748.03,"lower95ci":730.07,"upper95ci":765.45},"rubricPassRate":0.14646464646464646,"analyticalQuality":{"elo":598.48,"lower95ci":580.17,"upper95ci":615.75}},"briefcaseTotalCost":93.77728847619986,"inputModalityImage":true,"inputModalityVideo":false,"outputModalityText":true,"price1mInputTokens":3,"contextWindowTokens":1000000,"inputModalitySpeech":false,"knowledgeCutoffDate":"2025-07-01","outputModalityImage":false,"outputModalityVideo":false,"outputSpeedVariance":{"p05":32.3375738738746,"p95":96.0570621009211,"q25":36.5954174471538,"q75":60.1729312355282,"median":43.4716639927615},"price1mOutputTokens":15,"pricePer1k1mpImages":4.002,"chartDefaultSelected":false,"endToEndResponseTime":{"input":17.2615952909999,"total":28.76334042970118,"answer":11.50174513870128,"reasoning":0},"omniscienceBreakdown":{"accuracy":0.32866666666666666,"hallucinationRate":0.49081429990069514},"outputModalitySpeech":false,"intelligenceIndexCost":{"input":524.0667251592272,"total":1501.2241751592273,"answer":248.31232500000002,"output":977.15745,"cacheRead":222.54221800789327,"reasoning":728.845125,"cacheWrite":244.6298161513339,"nonCacheInput":56.894691},"modelWeightsSourceUrl":null,"performanceDataSource":{"type":"firstParty","providerName":"Anthropic"},"price1mBlended0To1To1":9,"price1mBlended0To3To1":6,"price1mBlended7To2To1":2.31,"timeToFirstAnswerToken":{"input":17.2615952909999,"total":17.2615952909999,"reasoning":0},"cacheHitDiscountPercent":0.9,"performanceByPromptType":{"long":{"medianOutputSpeed":43.4716639927615,"medianTimeToFirstChunk":17.2615952909999,"medianEndToEndResponseTime":28.76334042970118,"medianTimeToFirstAnswerToken":17.2615952909999}},"price1mBlended0To100To1":3.118811881188119,"price1mBlended100To1To1":0.47058823529411764,"openSourceCategorization":"proprietary","timeToFirstChunkVariance":{"p05":5.91893528225002,"p95":50.5446490471499,"q25":9.52880198449998,"q75":22.67761962025,"median":17.2615952909999},"automationBenchPartialScore":0.14075743049062714,"intelligenceIndexCostPerTask":{"cost":{"input":0.30422744426017434,"total":0.5565810659988739,"answer":0.1535535047297941,"output":0.25235362173869974,"cacheRead":0.13915199484248564,"reasoning":0.09880011700890562,"cacheWrite":0.12961266527656928,"nonCacheInput":0.035462784141119426},"evaluations":[{"slug":"aa-briefcase","weightedCostPerTask":0.15457794803769206},{"slug":"gdpval-aa","weightedCostPerTask":0.050829509591058114},{"slug":"automationbench-aa","weightedCostPerTask":0.03129347847839917},{"slug":"terminalbench-v4-0","weightedCostPerTask":0.19397409450990075},{"slug":"scicode","weightedCostPerTask":0.012905480208333334},{"slug":"humanitys-last-exam","weightedCostPerTask":0.025633145227062087},{"slug":"gdp-pdf","weightedCostPerTask":0.023334474},{"slug":"critpt","weightedCostPerTask":0.04516035857142857},{"slug":"omniscience","weightedCostPerTask":0.001931047875},{"slug":"artificial-analysis-long-context-reasoning","weightedCostPerTask":0.016941529499999997}]},"intelligenceIndexIsEstimated":false,"intelligenceIndexTimePerTask":302.3794608294424,"inferenceParametersActiveBillions":null,"canonicalIntelligenceIndexTokenCount":{"input":826006908,"answer":16554155,"output":65143830,"reasoning":48589675},"intelligenceIndexOutputTokensPerTask":{"answer":10236.900315319608,"output":16823.574782579984,"reasoning":6586.674467260375}},{"name":"Claude 4.5 Sonnet (Reasoning)","slug":"claude-4-5-sonnet-thinking","creator":{"id":"f0aa413f-e8ae-4fcd-9c48-0e049f4f3128","logo":"/img/logos/anthropic_small.svg","name":"Anthropic"},"release":{"name":"Claude 4.5 Sonnet","slug":"claude-4-5-sonnet"},"deprecated":true,"isReasoning":true,"releaseDate":"2025-09-29"}]}],"checkedAt":"2026-09-11T11:21:18.106Z","fetchedAt":"2026-09-11T11:21:18.106Z","nextCheckAt":"2026-09-18T11:21:18.106Z"}}