Claude Haiku 4.5

Model ● Covered in 17 stories + Follow

Claude Haiku 4.5 is tracked in TLDRocket’s model dataset. Explore the recorded developments, relationships and supporting evidence below. Coverage reflects our monitored sources and may be incomplete.

Updated 22 October 2026

Specifications

No specifications recorded yet.

Latest developments

Market development: Anthropic & Mistral The Batch · 0 Incident: Anthropic & Claude Haiku 4.5 Fortune · 0 Model release: OpenAI & Anthropic Ben's Bites · 3 weeks ago · 0 Model release: Anthropic & Claude Haiku 5.5 Anthropic · 3 weeks ago · 0 Model release: Anthropic & Claude Haiku 5.5 Simon Willison’s Weblog · 3 weeks ago · 1 Model release: Anthropic & Claude Haiku 5.5 MarkTechPost · 3 weeks ago · 0 Model release: Anthropic & Amazon Bedrock Amazon Web Services · 3 weeks ago · 1 Model release: Anthropic & Claude Haiku 5.5 The New Stack · 3 weeks ago · 1

Timeline

Month Quarter Year

Q4 2026

Incident: Anthropic & Anthropic AI agent Incident

Model release: Amazon Bedrock & Anthropic Model release

22 Oct Market development: Anthropic & Mistral
10 Oct Incident: Anthropic & Claude Haiku 4.5
8 Oct Model release: OpenAI & Anthropic
8 Oct Model release: Anthropic & Claude Haiku 5.5
7 Oct Model release: Anthropic & Claude Haiku 5.5
7 Oct Model release: Anthropic & Claude Haiku 5.5
7 Oct Model release: Anthropic & Amazon Bedrock
7 Oct Model release: Anthropic & Claude Haiku 5.5

Q3 2026

Feature update: Amazon Bedrock & Amazon Bedrock Runtime (bedrock-runtime endpoint) Feature update

Security issue: Anthropic & Google Security issue

Model release: GPT 5.6 Sol & GPT-5.6 Model release

30 Sep Feature update: Amazon Bedrock & Anthropic
1 Sep Market development: Boomi & Amazon Bedrock
26 Aug Market development: Amazon Bedrock AgentCore & Amazon Redshift Serverless
24 Aug Market development: Amazon Connect & Anthropic
21 Aug Market development: Anthropic & Claude Opus 4.6
18 Aug Market development: Amazon Bedrock & Claude Haiku 4.5
11 Aug Security issue: OpenAI & Anthropic
30 Jul Model release: OpenAI & GPT-5.6 Luna
16 Jul Market development: Sakana AI & CoffeeBench

Relationships

Products & technology

Anthropic develops this model · 6 sources
Amazon Bedrock deploys this model · 2 sources
Anthropic deploys this model · 1 source
Boomi Scribe integrated with this model · 1 source
Amazon Bedrock AgentCore deploys this model · 1 source
Amazon Bedrock deploys this model · 1 source
Claude Haiku 5.5 derived from this model · 1 source

Competition

Anthropic competes with this model · 2 sources
Claude Haiku 5.5 competes with this model · 1 source