9 min read
GPT-5.5-Codex in Production: What Actually Changes
GPT-5.5-Codex merges Codex and GPT-5 stacks. Here is what the unified model means for real coding agents - latency, costs, prompt rewrites.
GPT-5.5
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GPT-5.5 in 7 Minutes: Benchmarks, Codex Agents, Context Window, and Pricing
GPT-5.5 in 7 minutes: a companion guide to the video review of the new OpenAI model in ChatGPT and Codex - benchmarks, Codex agents, context window and pricing.
•6 min read
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11 min read
GPT-5.5 for Developers: A Production Field Guide
GPT-5.5 and 5.5 Pro for developers: pricing, which tier fits which workload, agentic gains from real evals, a regression to watch, and a migration playbook.
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