Claude Opus 4.8
claude-opus-4-8
Anthropic · reasoning · api · seen 11m ago
Context
1M
Max output
128K
Input $/1M
$5.00
Output $/1M
$25.00
Modalities
text · image · document
Released
28 May 2026
AI summary
● machine-written
Claude Opus 4.8: Anthropic's reasoning model for coding and agents
Claude Opus 4.8 is Anthropic's most capable Opus-tier model, designed for complex reasoning, agentic coding, and enterprise workflows. It features a 1M token context window and adaptive thinking that adjusts computational effort based on task complexity. The model is available via API, AWS, Google Cloud, and Microsoft Foundry at $5 per million input tokens and $25 per million output tokens.
What's new
- Adaptive thinking automatically adjusts reasoning depth based on task complexity
- Stronger performance on coding, agentic tasks, and professional knowledge work
- Up to 90% cost savings available with prompt caching and 50% savings with batch processing
- Released May 28, 2026
Best for
Advanced coding and production-ready code generationAI agents and complex multi-tool orchestrationEnterprise workflows and long-running agentic tasksProfessional knowledge work requiring sustained effort
Source: https://docs.claude.com/en/docs/about-claude/models/overview