feat: Add support for Bedrock Claude 1M context window via [1m] suffix #4678
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Add support for AWS Bedrock Claude models with 1 million token context window by appending [1m] suffix to model names. Changes: - Add parse_context_window_suffix() to parse [1m] suffix from model names - Automatically add anthropic-beta: context-1m-2025-08-07 header for Bedrock Claude models when [1m] suffix is used - Add model metadata for us.anthropic.claude-sonnet-4-20250514-v1:0 - Add tests for context window suffix parsing and header application Usage: aider --model us.anthropic.claude-sonnet-4-20250514-v1:0[1m] aider --model bedrock/us.anthropic.claude-sonnet-4-20250514-v1:0[1m]
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Add support for AWS Bedrock Claude models with 1 million token context window by appending [1m] suffix to model names.
Changes:
Usage:
aider --model us.anthropic.claude-sonnet-4-20250514-v1:0[1m] aider --model bedrock/us.anthropic.claude-sonnet-4-20250514-v1:0[1m]