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Official benchmarks, independent analysis, and community reports about GPT-5.5, clearly separated from Tabbit's own testing.

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Official

1 source-checked resources

OfficialOpenAI2026-04-23

GPT-5.5 Official Benchmarks, Pricing, and Safety Boundaries

One-sentence takeaway OpenAI's published data positions GPT-5.5 as a high-end model for tool-intensive coding, browsing, knowledge work, and cross-application agents. However, the figures in the table are official evaluation results, so any reproduction must p。

Media

1 source-checked resources

MediaVellum

GPT-5.5 Vellum Cross-Model Benchmarking and Vendor Data Boundaries

One-sentence takeaway Vellum's compilation of the same set of public benchmarks shows GPT-5.5 performing strongly on Terminal, GDPval, OSWorld, long-context tasks, and CyberGym, but Opus 4.7 leads on SWE Pro, MCP Atlas, and some HLE tasks; no single leaderboar。

GPT-5.5

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Official benchmarks, independent analysis, and community reports about GPT-5.5, clearly separated from Tabbit's own testing.