llm-anthropic 0.30
Simon Willison's llm-anthropic plugin hits 0.30: CLI tooling for Claude now supports batching, streaming cost reports, and deeper Bedrock integration.
Why it matters
A developer-facing CLI tool for Claude API access ships incremental features that reduce friction for practitioners running agentic workloads and cost-sensitive batch jobs locally.
The key facts
11 to knowllm-anthropic 0.30 released Sep 28 2026
Adds batch API support for cost-optimized inference
Streaming usage reporting and cost tracking per invocation
Deeper AWS Bedrock integration for on-prem and regulated deployments
CLI-native tool; no pricing changes to underlying Claude API
Published by Simon Willison, llm CLI maintainer; not an Anthropic official announcement
llm-anthropic plugin version 0.30 released
Adds Claude API integration to Simon Willison's llm command-line tool
Enables piping data and prompts to Anthropic models from terminal
Open-source utility enhancement for developers using Claude programmatically
No pricing, quota, or deployment constraints disclosed
Go to the source
Simon Willisonsimonwillison.net