Models/Anthropic/Claude Opus 4.8

Claude Opus 4.8

Anthropic · Proprietary · Released May 27, 2026 · anthropic/claude-opus-4.8
CompareEstimate cost
1M contextVisionToolsReasoningStructured outputPrompt caching
Available from 10 providersUSD / MTOK · VERIFIED 12 HOURS AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
PROVIDERINPUTOUTPUTCACHECONTEXTQUANTTTFTTPSUPTIME
TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · methodology v1.1 · measured 43 hours ago
Pricing variants · USD / MTok in / out
STANDARD
$5.00 / $25.00
per MTok in / out
BATCH
$2.50 / $12.50
async batch
CACHE READ $0.50CACHE WRITE $6.25WEB SEARCH $0.01 / searchCACHE WRITE 1H $10.00 / MTok
About

Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...

Specifications
Context window1,000,000
Max output128,000
Modalities intext, image, file
Modalities outtext
LicenseProprietary
ReleasedMay 27, 2026
TokenizerClaude
Embed badge
Claude Opus 4.8 price and speed badge[![Claude Opus 4.8](https://modelindex.ai/badge/anthropic/claude-opus-4.8)](https://modelindex.ai/models/anthropic/claude-opus-4.8)
Sources
OpenRouter API12 hours ago
AGGREGATOR
ModelIndex benchmarks43 hours ago
MEASURED
Verified 12 hours ago · list prices, not negotiated rates.