GPT-5.5 Architecture: Agentic Work, 1M Context, and Latency Parity
GPT-5.5 reframes OpenAI's frontier model around agentic work, 1M-token API context, Codex execution, fewer tokens, and GPT-5.4-level latency.
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GPT-5.5 reframes OpenAI's frontier model around agentic work, 1M-token API context, Codex execution, fewer tokens, and GPT-5.4-level latency.
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Dynamic effort parameters and context compaction APIs give developers finer control over reasoning cost and long-running agent memory.
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Claude Opus 4.6 and Sonnet 4.6 analysis — Sonnet closes the coding gap at a lower price tier, while Opus keeps the edge in deep reasoning, long context, and premium speed options.
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