Reference

LLM models

Explore model specifications, benchmarks and costs.

Catalog snapshot455 models · 53 labs

Reference

LLM models

Explore model specifications, benchmarks and costs.

455 models

Anthropic

Claude Opus 4.5

claude-opus-4-5-20251101
Context
200000
Max output
64000
Released
2025-11-01
Weights
Proprietary

API pricing

Anthropic · USD / 1M tokens

Input price $5 · Output price $25

Sources

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