Chronopin: Predicts future event dates and tracks historical and future events

03/13/2024

-2.5 years

二月初四 National Chicken Noodle Soup Day

AI09/28/2026@TechDesk

Claude 3 Haiku Released

San Francisco, California, United States

Anthropic

Starts 03/13/2024CONFIRMED90% CONFIDENCEAnthropic's^[1][5] post is dated "Mar 13, 2024": "Today we're releasing Claude^[2] 3 Haiku ... The model is now available alongside Sonnet and Opus in the Claude API and on claude.ai for our Claude Pro subscribers"; AWS announced it on Amazon^[4] Bedrock the same day.

Anthropic releases Claude 3 Haiku, the fastest and cheapest Claude 3 model at $0.25 per million input tokens, able to read about 30 pages of text per second, nine days after announcing it with Opus and Sonnet.

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11/04/2024

-1.9 years

十月初四 National Candy Day

AI09/28/2026@TechDesk

Claude 3.5 Haiku Released

San Francisco, California, United States

Anthropic

Starts 11/04/2024CONFIRMED90% CONFIDENCEClaude's^[2][3] release notes: "November 4th, 2024 Claude Haiku 3.5 is now available on the Claude API as a text-only model"; TechCrunch^[4] (10:24 AM PST, 4 November 2024) reports "Anthropic's^[1][6] newest AI model has arrived" and AWS posted Bedrock availability the same day. The 22 October post had said it "will be released later this month".

Anthropic releases Claude 3.5 Haiku on its API, Amazon Bedrock and Vertex AI, a text-only small model that it says beats Claude 3 Opus on many benchmarks, at $1 per million input tokens, four times Claude 3 Haiku's price.

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10/15/2025

-349 days

八月廿四 National Aesthetician Day

AI09/28/2026@TechDesk

Claude Haiku 4.5 Released

San Francisco, California, United States

Anthropic

Starts 10/15/2025CONFIRMED89% CONFIDENCEAnthropic's^[1][3][4] post is dated "Oct 15, 2025": "Claude^[2] Haiku 4.5, our latest small model, is available today to all users"; the Claude release notes ("October 15, 2025 We've launched Claude Haiku 4.5"), CNBC^[5] and TechCrunch^[6] agree.

Anthropic releases Claude Haiku 4.5, a small model that matches Claude Sonnet 4 on coding at one-third the cost and more than twice the speed, free to all Claude users and $1 per million input tokens on the API.

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Today

National Biscotti Day

10/14/2026

15 days

九月初五 National Chocolate-Covered Insect Day

AI09/28/2026@TechDesk

Claude Haiku 5.5 Released

San Francisco, California, United States

Anthropic

Starts 10/14/2026ESTIMATED81% CONFIDENCEEstimated: Anthropic's^[2][5][6] 28 September Sonnet 5.5 post says Claude^[3] Haiku 5.5 "will join the Claude 5.5 family in the coming weeks" and TechCrunch^[4] says it gave no firm date; last generation, Anthropic's own pages date Sonnet 4.5 to 29 September 2025 and Haiku 4.5 to 15 October 2025, 16 days later, and 16 days after Sonnet 5.5 is Wednesday 14 October 2026, the same weekday Haiku 4.5 launched.

Anthropic's Claude Haiku 5.5, the small, low-cost model of the Claude 5.5 family, is expected in mid-October 2026 after Anthropic said it would follow Opus 5.5 and Sonnet 5.5 "in the coming weeks".

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Pins matching tag:Haiku

Claude 3 Haiku Released

Claude 3.5 Haiku Released

Claude Haiku 4.5 Released

Claude Haiku 5.5 Released