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Anthropic shipped Opus 4.7 on April 16, 2026, with a seven-point SWE-bench jump, the 1M context window now generally available with no premium, and a new task budget primitive for agent loops.
Anthropic released Opus 4.6 on February 5, 2026, with a 1M token context beta, agent teams, adaptive thinking, and developer effort controls — all at the same price as 4.5.
Anthropic's latest model achieves state-of-the-art results in agentic coding and brings meaningful improvements across reasoning, mathematics, and everyday tasks.