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Claude Opus 5 (Fast) Pricing

Anthropic · anthropic-claude-opus-5-fast

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Input / 1M tokens

$10.00

Output / 1M tokens

$50.00

Context window

1M tokens

≈ 1,333 pages of text

Max output

128k tokens

What it costs in practice

Typical request (1,200 in + 400 out tokens)$0.032

1,000 requests / month$32.00/mo 10,000 requests / month$320.00/mo 100,000 requests / month$3,200.00/mo

Estimate your own workloadOpens the calculator with Claude Opus 5 (Fast) preloaded — adjust volume and token counts there.

Price history

Only one price point recorded so far.

The staircase chart appears once a price change is detected.

What it excels at

Handles 1M-token context with 128k output for extended document analysis and multimodal tasks. Maintains strong instruction following at high throughput.

The business tradeoff

Output pricing at $50 per million tokens increases cost for long generations. Fast variant may reduce peak reasoning depth compared to standard Opus releases.

Cheaper from Anthropic

Claude Opus 5Anthropic$0.016/ typical request Claude Sonnet 5Anthropic$0.0064/ typical request Claude Haiku 4.5Anthropic$0.0032/ typical request

Same tier from other providers

GPT-5.4 NanoOpenAI$0.0007/ typical request Gemini 3.5 FlashGoogle$0.0054/ typical request Llama 3.3 70BMeta$0.0003/ typical request

Head-to-head

Claude Opus 5 (Fast) vs GPT-5.4 Nano →Claude Opus 5 (Fast) vs Gemini 3.5 Flash →Claude Opus 5 (Fast) vs Llama 3.3 70B →

Vendor list rates, as of Jul 24, 2026 · source: openrouter · per-request examples assume 1,200 input + 400 output tokens.