OpenAI ends seven-year Azure exclusivity, launches GPT-5.5 and Codex on Amazon Bedrock.

Amazon released Trainium / Shared entities / Same source domain / Shared topic / Earlier coverage

Amazon + OpenAI: $50B Partnership Creates Stateful Agent Runtime on AWS

Linked by a graph relationship (Amazon released Trainium); both cover Amazon, Amazon Bedrock, AWS, OpenAI; reported by the same outlet (openai.com).

Amazon released Amazon Bedrock / Shared entities / Shared topic / What happened next / Tension

GPT-5.5, GPT-5.4, and Codex reached GA on Amazon Bedrock.

Linked by a graph relationship (Amazon released Amazon Bedrock); both cover Amazon Bedrock, AWS, Codex, GPT; overlapping topics (amazon, bedrock, codex, commitment, gpt-5).

Amazon released Amazon Bedrock / Shared entities / Shared topic / What happened next

GPT-5.6 'Sol' hit GA with SOTA claims on Terminal-Bench and BrowseComp, and it's on Bedrock now.

Linked by a graph relationship (Amazon released Amazon Bedrock); both cover Amazon Bedrock, AWS, GPT, IAM; overlapping topics (amazon, bedrock, builder, gpt-5).

Amazon released Trainium / Shared entities / Shared topic / Earlier coverage

Microsoft and OpenAI Break Up Their Exclusive Deal. Everything Changes.

Linked by a graph relationship (Amazon released Trainium); both cover Amazon, AWS, Azure, OpenAI; overlapping topics (azure, model, openai).

Amazon invested in OpenAI / Shared entities / Same source domain / Shared topic / What happened next

OpenAI claims its reworked harness emits 54% fewer output tokens than Claude Fable 5, and used GPT-5.6 to rewrite its own production kernels for a 15% lift.

Linked by a graph relationship (Amazon invested in OpenAI); both cover Codex, GPT, OpenAI; reported by the same outlet (openai.com).

Amazon invested in OpenAI / Shared entities / Same source domain / Shared topic / Earlier coverage / Tension

GPT-5.5 Is Here. It's Fast, It's Expensive, and It Changes How You Prompt.

Linked by a graph relationship (Amazon invested in OpenAI); both cover Codex, GPT, OpenAI; reported by the same outlet (openai.com).

GPT-5.4 Launches with Native Computer Use and 1M Context.

Linked by a graph relationship (Amazon invested in OpenAI); both cover Codex, GPT, OpenAI; reported by the same outlet (openai.com).

Amazon supports Claude Code / Shared entities / Shared topic / What happened next / Tension

66.5% of Malicious GitHub Issues Get Past Every Guardrail in Cursor, Claude Code, and Codex

Linked by a graph relationship (Amazon supports Claude Code); both cover Codex, GPT, OpenAI; overlapping topics (azure, codex, gpt-5, model).