Claude 3 Haiku

Claims and evidence

• Announced 4 March 2024 ● Primary source[1]first paragraphs; Model availability
• Released 13 March 2024 ● Primary source[2]first paragraph
• Deprecated 19 February 2026 ● Primary source[3]Deprecation history, 2026-02-19 [4]February 19, 2026
• Retired 20 April 2026 ● Primary source[3]Deprecation history, 2026-02-19 [4]April 20, 2026

• Status Retired ● Primary source[3]Model status; Deprecation history, 2026-02-19

• Successor of Claude Instant 1.2 EditorialEditorial link: Claude 3 Haiku took the fast, low-cost place in the lineup that Claude Instant held. The launch posts do not name a predecessor. ● Primary source[1]Model details

• Change · Modality Adds image input next to text, which the Claude 3 model card names as a key enhancement of the family; output remains text.Compared with Claude Instant 1.2 ● Primary source[5]
• Change · Safety Anthropic says the Claude 3 models refuse borderline but harmless prompts less often than earlier Claude models.Compared with Claude Instant 1.2 ● Primary source[1]
• Change · Training data Knowledge cutoff of August 2023, according to the Claude 3 model card.Compared with Claude Instant 1.2 ● Primary source[5]

• Input text, image ● Primary source[5]Abstract; 1 Introduction [2]first paragraph
• Output text ● Primary source[5]1 Introduction
• Context window 200K tokens ● Primary source[1]Model details
• Parameters Not disclosedNot disclosed by Anthropic. No claim madeNo source
• Access API, consumer app, cloud partner ● Primary source[2]last paragraph

Lineage

Variants

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