Anthropic

Claude 3 Haiku

Claude 3 Haiku is a proprietary model from Anthropic. It ranks #323 of 351 on the LMArena text leaderboard with a rating of 1195.

LMArena text1195+0 in 30 days
Rank#323/351
95% interval1191–1198
Votes117.7K
Developer
Anthropic
Released
Mar 26, 2024
Context window
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Price in / out, per 1M tokens
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Weights
Proprietary
Inputs
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Reasoning
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Tool use
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Claude 3 Haiku, LMArena text rating over time
11601173118511981210Mar 24Nov 24Jul 25Mar 26Oct 26
LatestClaude 3 Haiku 1195

The rating LMArena published at each update since Mar 26, 2024. Ratings move as votes come in and new models join.

LMArena, by category

LeaderboardRatingRankVotes
TextLMArena1195323 / 351117.7K
CodingLMArena1199317 / 34620.9K
MathLMArena1188314 / 33915K
Creative writingLMArena1157330 / 34916.7K
Instruction followingLMArena1173326 / 35143K
Hard promptsLMArena1174326 / 35133.7K
Multi-turnLMArena1190318 / 34919.3K
Long queriesLMArena1190324 / 33014K
ExpertLMArena1148313 / 3056.3K
Legal and governmentIndustries1191321 / 3256.8K
Medicine and healthcareIndustries1165317 / 3256.4K
Business and financeIndustries1158324 / 34413.2K
ChineseLanguages1155325 / 32816.7K
SpanishLanguages1166272 / 2491.7K
GermanLanguages1174267 / 2613.5K
FrenchLanguages1195260 / 2521.8K
JapaneseLanguages1102250 / 2362.1K
VisionLMArena950159 / 14613.4K

LMArena, CC BY 4.0, as of Oct 22, 2026. Where a model is rated at several effort levels, its best is shown.

Compare Claude 3 Haiku

Anthropic

An AI safety and research company that builds the Claude family of models, known for coding, long context and careful behaviour. Founded 2021, based in San Francisco. anthropic.com

Questions

Who makes Claude 3 Haiku?

Claude 3 Haiku is made by Anthropic, founded 2021 and based in San Francisco.

How does Claude 3 Haiku rank?

#323 of 351 on LMArena’s text leaderboard, rated 1195 (95% interval 1191–1198) from 117,701 votes, as of Oct 22, 2026.

Is Claude 3 Haiku open source?

No. Claude 3 Haiku is proprietary and served through its provider’s API.

Sources

Every number on this page comes from these sources; models without a published number show none. Download the data. Cite as “Nexus Explorer, nexus.inc/models”.