Models/Anthropic/Claude Opus 5 (Fast)

Claude Opus 5 (Fast)

Name: Claude Opus 5 (Fast) API access
Brand: Anthropic

Anthropic · Proprietary · Released Jul 24, 2026 · anthropic/claude-opus-5-fast

Compare Estimate cost

1M contextVisionToolsReasoningStructured outputPrompt caching

Available from 1 providerUSD / MTOK · VERIFIED 4 MINUTES AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
Anthropic1ST PARTY	$10.00	$50.00	$1.00	1M	—	2.5s	218 tok/s	100.0%

TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · methodology v1.1 · measured 44 hours ago

Pricing variants · USD / MTok in / out

STANDARD

$10.00 / $50.00

per MTok in / out

CACHE READ $1.00CACHE WRITE $12.50WEB SEARCH $0.01 / searchCACHE WRITE 1H $20.00 / MTok

About

Fast-mode variant of 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-mode

Specifications

Context window1,000,000

Max output128,000

Modalities intext, image, file

Modalities outtext

LicenseProprietary

ReleasedJul 24, 2026

TokenizerClaude

Claude Opus 5$5.00 / $25.00 Claude Sonnet 5$2.00 / $10.00 Claude Fable 5$10.00 / $50.00 Claude Opus 4.8 (Fast)$10.00 / $50.00

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Claude Opus 5 (Fast) price and speed badge

[![Claude Opus 5 (Fast)](https://modelindex.ai/badge/anthropic/claude-opus-5-fast)](https://modelindex.ai/models/anthropic/claude-opus-5-fast)

Sources

OpenRouter API4 minutes ago

AGGREGATOR

ModelIndex benchmarks44 hours ago

MEASURED

Verified 4 minutes ago · list prices, not negotiated rates.