Claude Opus 4.6 | MCP Atlas Public, April 2026 update

Anthropic's Claude Opus 4.6 evaluation results on MCP Atlas Public, April 2026 update

Score: 76.80±2.70

Reasoning level: max

Source

Claude Opus 4.6 (Registry No. 20008)

Anthropic

MCP Atlas Public, April 2026 update