Provenance receipt

GPT-5.5 Pro — Context Window

1.1M

Verified · 2+ sourcesVerified Jun 10, 2026

Provenance

Source: models.dev
Last verified: Jun 10, 2026
What "high" confidence means: Two or more independent sources agree on this value.
Weight in overall score: 15%

No recorded changes to this value yet — it has held at 1.1M since it was first verified.

This is the canonical URL for this fact — the same one AI Model Rankings's public API and MCP server hand to agents as the citation source.

https://www.optisift.com/de/receipt/gpt-5.5-pro/context-window

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