Claude Opus & Sonnet GA with 1M Token Context Window
Action Required
Users requiring extended context for complex tasks can now leverage the full capabilities of Claude Opus and Sonnet, improving the quality and efficiency of their applications.
AI Impact Summary
Anthropic is significantly expanding the capabilities of Claude with the general availability of a 1M token context window for Claude Opus 4.6 and Sonnet 4.6. This represents a major upgrade for users requiring extended context for complex tasks, such as long-form content generation or agentic coding. The increased media limit and removal of rate limits further enhance the model's utility, but users should note the deprecation of older models (Sonnet 3.7 and Haiku 3.5) and the transition to new pricing and parameters like the effort parameter.
Affected Systems
- Date
- Date not specified
- Change type
- capability
- Severity
- high