SourceScore

Verified claim · AI-ML · 100% confidence

Claude 3 Opus context window tokens: 200000.

Last verified 2026-05-16 · Methodology veritas-v0.1 · 565df27fc8b75ef0

Structured fields

Subject
Claude 3 Opus
Predicate
context_window_tokens
Object
200000
Confidence
100%
Tags
claude-3 · opus · anthropic · context · 200k

Sources (2)

  1. [1] official blog · Anthropic · 2024-03-04

    Introducing the next generation of Claude
    “All Claude 3 models … offer a 200K context window at launch.”

  2. [2] docs · Anthropic

    Claude models — context length reference

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Claude 3 Opus context window tokens: 200000. — SourceScore Claim 565df27fc8b75ef0 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/565df27fc8b75ef0.json

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