Claude 3.5 Sonnet
Model ● Covered in 8 stories + Follow
Claude 3.5 Sonnet is an Anthropic language model used in multiple recent AI deployments, including Amazon Bedrock–powered generative keyword expansion for Yahoo’s search retargeting platform. Coverage also shows Claude 3.5 Sonnet supporting Anthropic’s API feature for Structured Outputs that constrains responses to developer-defined JSON Schemas, and being used as a target model in cost-optimization approaches that route requests between different models. In parallel, Anthropic has released Claude Code features that extend Sonnet-class capabilities to multi-agent code review workflows.
Updated 10 September 2026
Specifications
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Latest developments
Launch HN: Tokenless (YC S26) – Automatic model switching to save money
usetokenless.com · 1 month ago ·
5
Claude Code /code-review Ultra Uses Multi-Agent Cloud Review
Claude · 2 months ago ·
42
Is it agentic enough? Benchmarking open models on your own tooling
Hugging Face · 2 months ago ·
6
Open R1: How to use OlympicCoder locally for coding
Hugging Face · 1 year ago ·
30
Introducing Qwen2-Math
GitHub Pages · 2 years ago ·
14
Introducing Structured Outputs in the API
OpenAI · 2 years ago ·
29
Data Machina #258
Substack · 2 years ago ·
8
July 2026
- How Yahoo enhances search retargeting using Amazon Bedrock
- Launch HN: Tokenless (YC S26) – Automatic model switching to save money
- Claude Code /code-review Ultra Uses Multi-Agent Cloud Review
June 2026
March 2025
August 2024
June 2024
Relationships
Products & technology
- Anthropic develops this model · 3 sources
- Amazon Bedrock supplies this model · 1 source
- Tokenless integrated with this model · 1 source