Haiku 5.5

From the start

Tuesday, October 6

1. AvailabilityVercel12:00 AM UTCNews
   Claude Haiku 5.5 now available on AI Gateway

   Claude Haiku 5.5 from Anthropic is now available on AI Gateway. Haiku 5.5 is built for high-volume, cost-sensitive tasks such as summarization, context compaction, database queries, and classification. It can also handle…

2. NewsWindsurf12:00 AM UTCNews
   Claude Haiku 5.5 is now available in Devin

   Claude Haiku 5.5 is now live in Devin. On FrontierCode 1.1 it scores 58.4%, ahead of Sonnet 5 at about an eighth of the cost per task, and it joins the sidekick lineup in Devin Fusion.

3. AvailabilityNetlify12:00 AM UTCNews
   Claude Haiku 5.5 now available in AI Gateway and Agent Runners

   Anthropic’s Claude Haiku 5.5 model is now available through Netlify’s AI Gateway and Agent Runners with zero configuration required. Use the Anthropic SDK directly in your Netlify Functions without managing API keys or a…

Wednesday, October 7

4. APIClaude API Release Notes12:00 PM UTCNews
   Claude Haiku 5.5

   We've lowered the price of prompt cache reads on Claude Sonnet 5.5 from $0.20 USD to $0.10 USD per million tokens: 0.05x the base input price instead of 0.1x. Cache writes and all other prices are unchanged. See Prompt c…

5. APIClaude API Release Notes12:00 PM UTCNews
   Claude Haiku 5.5

   We've launched Claude Haiku 5.5 (claude-haiku-5-5), our most capable model tuned for high-volume and latency-sensitive work. It has a 1M token context window, 128k max output tokens, and adaptive thinking with the effort…

6. AnnouncementClaude Release Notes12:00 PM UTCNews
   Claude Haiku 5.5 launch

   Claude Haiku 5.5 launchWe just launched Claude Haiku 5.5, the cheapest, fastest, and most capable small model we’ve released, designed for high-volume, cost-sensitive tasks. For more information, see our blog post: Claud…

7. AvailabilityWhat's New with AWS2:00 PM UTCNews
   Claude Haiku 5.5 is now available on AWS GovCloud (US)

   AWS GovCloud (US) now offers Claude Haiku 5.5, the fastest and most efficient model in the Claude 5.5 family, built for subagents and high-volume, cost-sensitive work. According to Anthropic, it costs around 75% less tha…

8. AvailabilityWhat's New with AWS2:00 PM UTCNews
   Claude Haiku 5.5 is now available on AWS

   AWS now offers Claude Haiku 5.5, the fastest and most efficient model in the Claude 5.5 family, built for subagents and high-volume, cost-sensitive work. According to Anthropic, it costs around 75% less than Claude Haiku…

9. ReleaseClaude Code6:10 PM UTCReleases
   Claude Code 2.1.293: Claude Haiku 5.5 (claude-haiku-5-5), now the default Haiku model on the Anthropic API — 1M context…

   What's changed Added Claude Haiku 5.5 ( claude-haiku-5-5 ), now the default Haiku model on the Anthropic API — 1M context, $0.10/$0.50 per Mtok ($0.50/$2.50 for prompts over 100K) Added agentType to the subagentStatusLin…

10. ReleaseOpenRouter6:31 PM UTCNew Models
    New model: Anthropic: Claude Haiku 5.5

    Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...

11. NewsAWS Machine Learning6:52 PM UTCNews
    Introducing Claude Haiku 5.5 on AWS

    Claude Haiku 5.5 is now available on Amazon Bedrock and Claude Platform on AWS. According to Anthropic, it is the fastest, most efficient model in the Claude 5.5 family, built for subagents and high-volume, cost-sensitiv…

12. NewsGitHub Changelog8:12 PM UTCNews
    Claude Haiku 5.5 in GitHub Copilot

    Claude Haiku 5.5, Anthropic’s newest lightweight model, is now generally available in GitHub Copilot. It is designed for fast, high-volume work like subagents, quick edits, and terminal tasks. In early… The post Claude H…

13. AnalysisSimon Willison8:56 PM UTCColumns
    Claude Haiku 5.5

    As previously promised, here's Anthropic's new fast, low cost model: Introducing Claude Haiku 5.5. The previous Haiku, 4.5, was very much showing its age. It came out almost a year ago, and was priced at $1/million input…

Thursday, October 8

14. Analysisswyx (Latent Space)7:27 AM UTCColumns
    [AINews] Claude Haiku 5.5 — better than GPT-6 Luna at the same pricing

    yay small models

Tuesday, October 13

15. NewsAWS News3:59 PM UTCNews
    AWS Weekly Roundup: Prime Day 2026 by the numbers, Claude Haiku 5.5, Amazon Nova 2.5 Sonic, and more (October 13, 2026)

    Some numbers are hard to picture until you sit with them for a moment. Last week we published the Prime Day 2026 metrics, and the one that stuck with me is 2.3 quadrillion: the daily requests Amazon ElastiCache peaked at…

The story so far.