Claude Opus 4.8
Release Date: May 27, 2026 Creator: Anthropic
Claude Opus 4.8 is an improved version of Opus 4.7, with major improvements in Coding, Reasoning and analysis.
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| Model Specifications | ||
|---|---|---|
| Knowledge Cutoff | January 2026 | N/A |
| Context (VividLLM) | 64,000 Tokens | N/A |
| With a context window of 64,000 tokens, this model can 'remember' and analyze up to 96 pages of data at once. This makes it a top choice for processing technical manuals and multi-chapter reports. | ||
| Context (Native) | 1,000,000 Tokens | N/A |
| Input Modalities | TextImagePDF | TextImagePDF |
| Tool Calling | yes | N/A |
| Output Type | Text | Text |
| Default Max Output | 8192 | 8192 |
| Input Weight | 4.00 x (Pro) | N/A |
| Output Weight | 4.00 x (Pro) | N/A |
| Industry Benchmarks | ||
| Intelligence Index (Artificial Analysis) | 61.4 | N/A |
| Coding Index (Artificial Analysis) | 56.7 | N/A |
| Math Index (Artificial Analysis) | N/A | N/A |
| Response Speed | ||
| Output Tokens per second | 67.10 | N/A |
| Median Time to First Token Seconds | 8.97s | N/A |
Benchmarks accessed via : Artificial Analysis
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