{
  "bedrock_fact": {
    "id": "brk_context_window",
    "model_id": null,
    "model_family": "Claude Opus 4.6 / Sonnet 4.6",
    "category": "context window",
    "description": "Claude Opus 4.6 and Claude Sonnet 4.6 have a 1M-token context window on Amazon Bedrock. Other Claude models on Bedrock, including Sonnet 4.5 and Sonnet 4 (deprecated), have a 200k-token context window. Bedrock additionally limits request payloads to 20 MB regardless of token limit.",
    "source_url": "https://platform.claude.com/docs/en/build-with-claude/claude-on-amazon-bedrock",
    "created_at": "2026-07-02 06:03:26",
    "cite_as": "https://subagentbedrock.com/api/bedrock-facts/brk_context_window"
  }
}