0a4cfda787
- costs.ts: add claude-sonnet-4-6-20260217 at $3/$15 per 1M tokens, claude-sonnet-4.6 GitHub alias at $0 - models.ts: add anthropicToGitHubModel mapping for claude-sonnet-4-6-20260217 → claude-sonnet-4.6 - tokens.ts: add 1M token context window for claude-sonnet-4-6-20260217 - providers.ts: bump Anthropic, GitHub Models, and Bedrock default to sonnet-4-6 - AGENTS.md: update default subagent model from claude-sonnet-4.5 to claude-sonnet-4.6