claude-sonnet-4-6-is-live-on-ai-gateway (opens in new tab)

# Claude Sonnet 4\.6 is live on AI Gateway **Published:** February 17, 2026 | **Authors:** Walter Korman, Jerilyn Zheng --- Claude Sonnet 4.6 from Anthropic is now available on AI Gateway with the 1M token context window. Sonnet 4.6 approaches Opus-level intelligence with strong improvements in agentic coding, code review, frontend UI quality, and computer use accuracy. The model proactively executes tasks, delegates to subagents, and parallelizes tool calls, with MCP support for scaled t...

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