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Claude Opus 4.8

by Anthropic

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

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Models

Claude Opus 4.8

Added 10 July 2026

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Overview

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...

How to use / API access

Call via OpenRouter with model id `anthropic/claude-opus-4.8`.

  • openrouter · anthropic/claude-opus-4.8 Docs

OpenRouter id: anthropic/claude-opus-4.8

Benchmarks

  • Intelligence Index (artificial-analysis): 41.8 index
  • Coding Index (artificial-analysis): 74.3 index
  • Agentic Index (artificial-analysis): 41.9 index
  • Design Arena agenticgamedev (other): 1238 elo · #4
  • Design Arena agentichtmlslides (other): 1227 elo · #3
  • Design Arena agenticslides (other): 1294 elo · #1
  • Design Arena agenticslides(html) (other): 1230 elo · #3

Notes

Claude Opus 4.8 is listed in the EDNA Models directory from the OpenRouter catalogue.

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USAGE / OPENROUTER

How much Claude Opus 4.8 is used

Tokens processed through OpenRouter each day. It shows what developers actually run, not every company's private traffic.

Tokens, last 7 days
206B ▼6.7%
Requests, last 7 days
3.8M
Tool calls, last 7 days
1.8M
Intelligence score
41.8
People's vote
1454
Average cost per request
$8.93
Price per million tokens
$5 in · $25 out
050B100B19 Sept: 36.4B tokens, 767K requests20 Sept: 31.8B tokens, 517K requests21 Sept: 48.8B tokens, 772K requests22 Sept: 49.1B tokens, 900K requests23 Sept: 53B tokens, 3M requests24 Sept: 44B tokens, 894K requests25 Sept: 34.4B tokens, 947K requests26 Sept: 19.8B tokens, 513K requests27 Sept: 24.1B tokens, 491K requests28 Sept: 33B tokens, 623K requests29 Sept: 45.4B tokens, 1.1M requests30 Sept: 30.9B tokens, 698K requests1 Oct: 31.8B tokens, 680K requests2 Oct: 29.7B tokens, 703K requests3 Oct: 17.8B tokens, 453K requests4 Oct: 17.1B tokens, 342K requests5 Oct: 27.9B tokens, 533K requests6 Oct: 42.5B tokens, 793K requests7 Oct: 35.9B tokens, 717K requests8 Oct: 48.3B tokens, 891K requests9 Oct: 37.9B tokens, 591K requests10 Oct: 14.9B tokens, 303K requests11 Oct: 13.3B tokens, 245K requests12 Oct: 48.2B tokens, 859K requests13 Oct: 27.3B tokens, 428K requests14 Oct: 29.8B tokens, 465K requests15 Oct: 29.6B tokens, 471K requests16 Oct: 39.4B tokens, 816K requests17 Oct: 19B tokens, 474K requests18 Oct: 12.6B tokens, 241K requests19 Sept3 Oct17 Oct18 OctSee where it ranks on the leaderboard →

FROM SPECIFICATIONS TO YOUR WORK

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Check the source

Price date: 2026-10-18. Prices are USD API token rates. Your app subscription, uploads, browsing and tools are separate.

Model source & availability ↗

Understand the evidence

Listed capabilities and third-party benchmark scores do not establish Enterprise DNA task-test results. Validate accuracy and total cost on your own sample.

Intelligence Index: 41.8 (2026-10-18) ↗Coding Index: 74.3 (2026-10-18) ↗Agentic Index: 41.9 (2026-10-18) ↗
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