Claude Opus 4.8
Anthropic · Released 28 May 2026 · claude-opus-4-8
$5.00
Input price / 1M tokens
#52 of 61, cheapest first
$25.00
Output price / 1M tokens
#52 of 61, cheapest first
1M
Context window
#29 of 71
61
Output tokens / second
#50 of 61
Summary
Claude Opus 4.8 is a proprietary model from Anthropic, released on 28 May 2026.
At $5.00 input and $25.00 output per million tokens, it is #52 of 61 on input price, cheapest first.
Its 1M-token context window ranks #29 of 71.
Measured output speed is 61 tokens per second, #50 of 61.
Legacy Opus model, superseded by Claude Opus 5 and Opus 5.5. Anthropic said it built on Opus 4.7 with improvements across benchmarks and was a more effective collaborator.
Benchmarks · 0 reported
No benchmark score we could source for this model. We show scores only with a source link.
Sources
- price, cache prices, batch, fast mode, tokenizer: platform.claude.com/docs/en/about-claude/pricing, checked 2 Oct 2026
- context, max output, release, api id, knowledge cutoff, modalities, legacy status: platform.claude.com/docs/en/models/opus-4-8/overview, checked 2 Oct 2026
- status, retirement commitment (not sooner than 2027-05-28): platform.claude.com/docs/en/about-claude/model-deprecations, checked 2 Oct 2026
- minimum cacheable prompt length: platform.claude.com/docs/en/build-with-claude/prompt-caching, checked 2 Oct 2026
- positioning, release date, fast mode price: anthropic.com/news/claude-opus-4-8, checked 2 Oct 2026
- output speed: artificialanalysis.ai/models/claude-opus-4-8, checked 2 Oct 2026
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