Claude 3 Opus

AnthropicFrontier

Claude 3 Opus by Anthropic costs — per 1M input tokens and — per 1M output tokens, with a —-token context window.

Pricing

Input (per 1M tokens)

—

Output (per 1M tokens)

—

Cached input (per 1M)

—

Specifications

Provider: Anthropic
Context window: —
Parameters: —
Released: Mar 2024
Open weights: No
Frontier model: Yes

Benchmarks

Epoch Capabilities Index: 126.9
GPQA Diamond: 47.2
LMArena (Chatbot Arena) Elo: 1262.0
LMArena Vision Elo: 1022.9
SWE-bench Verified: 15.8

Compare Claude 3 Opus with…

Claude 3 Opus vs DeepSeek V3.1 Terminus$1.00/1M Claude 3 Opus vs Qwen2.5 Coder 32B Instruct$1.00/1M Claude 3 Opus vs Nemotron 3 Super 120B A12B$1.00/1M Claude 3 Opus vs MiniMax M2$1.02/1M Claude 3 Opus vs MiniMax M2.5$0.95/1M Claude 3 Opus vs DeepSeek V3.1$0.95/1M

FAQ

How much does Claude 3 Opus cost?

Claude 3 Opus is priced at — per 1M input tokens and — per 1M output tokens. Output tokens cost more than input.

What is Claude 3 Opus's context window?

Claude 3 Opus supports a context window of — tokens — the maximum prompt plus response length it can handle in a single request.

Is Claude 3 Opus open weight?

No — Claude 3 Opus is a closed/proprietary model accessed via API.

Data as of 2026-10-16. Source: Epoch AI, Data on AI Models (CC BY 4.0), epoch.ai. Pricing is per 1M tokens (USD); confirm with the provider before production use.