Anthropic

Claude Opus 4.6

Claude Opus 4.6 is listed by Anthropic at $5 input and $25 output per million tokens. The recorded context window is 1,000,000 tokens. Release date on file: 2026-02-04. LMArena's text board published 2026-10-20 gives it an overall rating of 1501.2 (rank 7, 82,619 votes). Price source: models.dev (MIT).

  • Context95
  • Inverse price96
  • Arena92
  • GPQA90
  • Tools100
  • Modalities67

List price

Input / 1M$5.00Output / 1M$25.00Cache read / 1M$0.50Blended$20.000Value index160.2Last move—

models.dev · MIT · retrieved Oct 24, 2026

Price history

Input and output list price. A missing day stays a gap in the line. The series is not a quality history.

$25.00 / 1M2026-06-232026-10-18
Input Output32 observationsModelPriceWatch LLM Token Price History · CC-BY-4.0

Benchmarks

LMArena is CC-BY-4.0. Epoch scores, including LiveBench where Epoch publishes it, are CC-BY-4.0. A blank cell means this snapshot has no match. Nothing here is estimated.

BenchmarkScoreDetailSource
LMArena overall1501.2rank 7 · 82,619 votesLMArena leaderboard dataset · CC-BY-4.0
LMArena coding1534.4rank 3 · 24,104 votesLMArena leaderboard dataset · CC-BY-4.0
LMArena math1517.6rank 7 · 4,248 votesLMArena leaderboard dataset · CC-BY-4.0
GPQA Diamond88.4%—Epoch AI Capabilities & benchmarking · CC-BY-4.0
LiveBench———
SWE-bench Verified75.6%—Epoch AI Capabilities & benchmarking · CC-BY-4.0
Epoch Capability Index155.66153.82–158.07Epoch AI Capabilities & benchmarking · CC-BY-4.0

Provider prices

The list row is the price used for the value index. Other rows are the same model id on models.dev, plus the LiteLLM catalog price when we have one. A split quote is kept beside the list price.

QuoteProviderInput / 1MOutput / 1MBlendedSource
ListAnthropic$5.00$25.00$20.000models.dev · MIT
Also listedMerge Gateway$5.00$25.00$20.000models.dev · MIT
Also listedImpossibl$5.00$25.00$20.000models.dev · MIT
Also listedTempr Gateway$5.00$25.00$20.000models.dev · MIT
LiteLLManthropic$5.00$25.00$20.000LiteLLM model_prices_and_context_window.json · MIT

Spec

Context1,000,000Max output128,000Inputtext, image, pdfOutputtextReleased2026-02-04Open weightsNo

Spec fields are from the models.dev row for Anthropic.

Also from Anthropic