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Claude Code v1.0.74

Sonnet 4 with 1M Token Context

What: Access to Claude Sonnet 4 with an extended 1 million token context window for processing large codebases and documents How to use:

# Select from the model menu
claude /model
# Choose "Sonnet (1M context)" option

# Or set directly
claude /model sonnet[1m]

Details:

  • Available to eligible organizations only (checked automatically)
  • Higher token costs: $6/$22.50 per million tokens (vs $3/$15 for regular Sonnet)
  • Automatically selected as default for users with Opus mode and 1M access
  • One-time welcome notification explains the feature and rate limit implications
  • Access status cached for 1 hour to minimize API calls

Related

Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.

See this entry in the whole of v1.0.74 →