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Prices in USD per 1M tokens, text only. Each price shows where it came from and when it was last verified. Prices marked unverified come from models.dev (community-maintained) until we read them from the provider directly.
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Claude Opus 4.5

Same model, served by 3 providers.

anthropicClosed200k contextReleased 2025-11-01anthropic/claude-opus-4-5-20251101

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Same weights don't always mean identical outputs: quantization, context limits and serving stacks can change quality, especially for tool calling. Prices are USD per 1M tokens; hyperscaler prices are for the reference region shown.