How much does Claude Opus 4.8 cost per token?

Claude Opus 4.8 is priced at $2.50 per million input tokens and $12.50 per million output tokens, per OpenRouter as of Jul 30, 2026.

What is Claude Opus 4.8's context window?

Claude Opus 4.8 supports a context window of up to 1M tokens, per Anthropic.

How widely used is Claude Opus 4.8?

Claude Opus 4.8 accounts for about 0.5% of tracked OpenRouter coding-token volume as of Aug 20, 2026.

What are the alternatives to Claude Opus 4.8?

By OpenRouter usage, comparable models include DeepSeek V3.2, Gemini 3.1 Flash Lite, and Step 3.7 Flash. Side-by-side comparisons are linked in the alternatives table.

ModelsAnthropic

Claude Opus 4.8

Name: Claude Opus 4.8
Author: Anthropic

openrouter price docs

Context

tokens

Released

May 27, 2026

on OpenRouter

Usage rank

#18

of 28 tracked models

Token share

0.5%

OpenRouter · Aug 20, 2026

Pricing

Price per million tokens

Input $/MTok

$2.5050%

OpenRouter · Jul 30, 2026

Output $/MTok

$12.5050%

OpenRouter · Jul 30, 2026

Cache read $/MTok

$0.25

OpenRouter

Cache write $/MTok

$3.13

OpenRouter

Current Claude Opus 4.8 prices per million tokens across tracked sources.
Source	Tracked slug	In $/MTok	Out $/MTok	Cache read	Cache write	Context	Effective	Last Δ (in)
OpenRouter	anthropic/claude-opus-4.8:batch	$2.50	$12.50	$0.25	$3.13	1M	Jul 30, 2026	50%
models.dev	xpersona/claude-opus-4-8	$1.50	$9.25	$0.15	—	200K	Jul 30, 2026	70%
llm-prices.com	claude-opus-4-8	$5.00	$25.00	—	—	—	Jul 29, 2026	—

latest tracked price per source · Δ = most recent input-price move within that source

3 sources tracking

Input $/MTok

Output $/MTok

per-source step lines · $/MTok

history since Jan 1, 2023

Specs

Context & availability

Claude Opus 4.8 specifications.
Provider	Anthropic
Context window	1M tokens
Listed on OpenRouter	May 27, 2026
Tracked price sources	llm-prices.com · OpenRouter · models.dev
OpenRouter slugs	anthropic/claude-opus-4.8 · anthropic/claude-4.8-opus-20260528

source: OpenRouter model catalog + tracked price feeds

id: claude-opus-4-8

Usage

Share of OpenRouter tokens

90-day · to Aug 20, 2026

source: OpenRouter model rankings · share of tracked coding-token volume

0.5% on Aug 20, 2026

Benchmarks

Benchmark results

Benchmark scores for Claude Opus 4.8.
Benchmark	Configuration	Score	Date	Source
AA Agentic Index	anthropic/claude-opus-4.8	47.2index	—	or-embedded-aa
AA Agentic Index	anthropic/claude-opus-4.8:batch	47.2index	—	or-embedded-aa
AA Coding Index	anthropic/claude-opus-4.8	74.3index	—	or-embedded-aa
AA Coding Index	anthropic/claude-opus-4.8:batch	74.3index	—	or-embedded-aa
AA Intelligence Index	anthropic/claude-opus-4.8	55.7index	—	or-embedded-aa
AA Intelligence Index	anthropic/claude-opus-4.8:batch	55.7index	—	or-embedded-aa

scores as published by each benchmark; configurations differ — compare within a row's benchmark only

Alternatives

Similar models

Alternatives to Claude Opus 4.8 by OpenRouter usage-rank proximity.
#	Model	Tokens/day	7d Δ	Head-to-head
35	DeepSeek V3.2DeepSeek	59.8B	1.2%	vs Claude Opus 4.8
32	Gemini 3.1 Flash LiteGoogle	65.8B	51.6%	vs Claude Opus 4.8
31	Step 3.7 FlashStepFun	69B	37.8%	vs Claude Opus 4.8
30	Gemini 2.5 FlashGoogle	73B	43.7%	vs Claude Opus 4.8

ranked by OpenRouter usage-rank proximity

snapshot Aug 20, 2026

FAQ

Claude Opus 4.8 FAQ

How much does Claude Opus 4.8 cost per token?: Claude Opus 4.8 is priced at $2.50 per million input tokens and $12.50 per million output tokens, per OpenRouter as of Jul 30, 2026.
What is Claude Opus 4.8's context window?: Claude Opus 4.8 supports a context window of up to 1M tokens, per Anthropic.
How widely used is Claude Opus 4.8?: Claude Opus 4.8 accounts for about 0.5% of tracked OpenRouter coding-token volume as of Aug 20, 2026.
What are the alternatives to Claude Opus 4.8?: By OpenRouter usage, comparable models include DeepSeek V3.2, Gemini 3.1 Flash Lite, and Step 3.7 Flash. Side-by-side comparisons are linked in the alternatives table.

Alerts

Track Claude Opus 4.8

Email me when Claude Opus 4.8's price moves or it gets deprecated.