Follow Discord
Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v1.0.0 ·

New Models

Entry
JSON All of v1.0.0
EntryKind: in v1.0.0,
ChangesSection of the release

Claude Opus 4

  • NEW: Introduced Claude Opus 4 model for complex tasks
  • Available across all providers:
  • First-party API: claude-opus-4-20250514
  • AWS Bedrock: us.anthropic.claude-opus-4-20250514-v1:0
  • Google Vertex: claude-opus-4@20250514
  • Pricing: $15/$75 per million tokens
  • Access Opus using /model opus command

Claude Sonnet 4

  • NEW: Introduced Claude Sonnet 4 as the new default model for daily use
  • Available across all providers:
  • First-party API: claude-sonnet-4-20250514
  • AWS Bedrock: us.anthropic.claude-sonnet-4-20250514-v1:0
  • Google Vertex: claude-sonnet-4@20250514
  • Claude Sonnet 3.7 remains available for AWS Bedrock users

See this entry in the whole of v1.0.0 →

Feedback