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GPT 5.5 (xHigh) — Arena agent history

Rank/score history recorded by Signals 4 for GPT 5.5 (xHigh) on the agent board.

Board: agent · vendor OpenAI · 22 snapshot days

DateRankScoreVotes
2026-08-317None—
2026-09-017None—
2026-09-027None—
2026-09-037None—
2026-09-047None—
2026-09-057None—
2026-09-069None—
2026-09-079None—
2026-09-089None—
2026-09-099None—
2026-09-1510None—
2026-09-1610None—
2026-09-1710None—
2026-09-1810None—
2026-09-1910None—
2026-09-2010None—
2026-09-2110None—
2026-09-2210None—
2026-09-2310None—
2026-09-2410None—
2026-09-2510None—
2026-09-2610None—
Ranked #16 of 19 by Arena rank on this board · Nearby: ↑ GLM 5.2 (Max) · ↓ Gemini 4 Argon (High)
Momentum: Arena rank #7 → #10.
Cite this page: GPT 5.5 (xHigh): #16 of 19 by Arena rank on the agent board (as of 2026-09-26). Source: Signals 4 (Signals API) — https://data.jiangzhang.ca/signals4/t/arena/agent-gpt-5-5-xhigh.html
Free to quote with attribution to “Signals 4 (Signals API)”. Machine-readable: arena.json
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