Anthropic Launches Claude Opus 5: Near Fable 5 Capabilities, Opus-Level Pricing

On July 24, 2026, Anthropic launched Claude Opus 5, keeping its pricing at $5/$25 per million tokens. The company stated that its coding and knowledge work intelligence is close to that of GPT-4o (Fable 5). It scores 96.0% on SWE-bench Verified and 79.2% on SWE-bench Pro, supports 1 million-token context window and effort adjustment, and has been launched on Claude API, Claude Code and AWS Bedrock. Developers are heatedly discussing the cost-performance ratio of Agent coding.