Unverified50% confidenceFactExact time

By 2024–2025, Claude's context window had reached 200K tokens

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

8/29/2026

First Seen

Valid until: 11/27/2026

Sources

Context Engineering Explained: From Prompt Engineering to Information Architecture Design for AI Agents

Related Entities

Claudemodel Anthropiccompany

Related Claims

VerifiedClaude supports 200,000 tokens in long-context processing.67% similar UnverifiedClaude features a 200K ultra-long context window and is developed by Anthropic.66% similar UnverifiedClaude series models have expanded their context window to the 200K token level59% similar

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