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Claude Opus 5 (Fast) pricing & benchmarks

Claude Opus 5 (Fast) is available from Anthropic at $10.00 per million input tokens and $50.00 per million output tokens ($20.00 blended at 3:1). It accepts up to 1,000,000 tokens of context. Fast-mode variant of [Opus 5](/anthropic/claude-opus-5) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-…

Pricing

Per million tokens · OpenRouter

Input$10.00

Output$50.00

Blended (3:1)$20.00

Specification

anthropic/claude-opus-5-fast

Context window1M

Max output128K

ReleasedJul 2026

LicenceProprietary

Modalitiesin:text, in:image, in:file, out:text

No independently-run benchmark scores are published for Claude Opus 5 (Fast) yet. We show nothing rather than reprinting an unverified figure.

Compare Claude Opus 5 (Fast)

Claude Opus 5 (Fast) vs Qwen3.8 Max Claude Opus 5 (Fast) vs DeepSeek V4 Flash 0731 Claude Opus 5 (Fast) vs Gemini 3.6 Flash Claude Opus 5 (Fast) vs Kimi K3 Claude Opus 5 (Fast) vs GPT-5.6 Luna Claude Opus 5 (Fast) vs GPT-5.6 Terra Claude Opus 5 (Fast) vs GPT-5.6 Sol Claude Opus 5 (Fast) vs Grok 4.5

FAQ

How much does Claude Opus 5 (Fast) cost?

Claude Opus 5 (Fast) costs $10.00 per million input tokens and $50.00 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $20.00 per million tokens.

What is Claude Opus 5 (Fast)'s context window?

Claude Opus 5 (Fast) accepts up to 1,000,000 tokens of context, and can generate up to 128,000 output tokens.