{"slug":"claude-price","label":"Opus 5.5","item_count":7,"day_count":6,"source_count":6,"first_seen":"2026-09-22T17:28:01+00:00","last_updated":"2026-09-29T02:44:29+00:00","generated_at":"2026-10-06T15:03:18.278459+00:00","sources":["aws_ml_blog","claude_blog","claude_dev_blog","latent_space","openai_blog","simon_willison"],"days":[{"date":"2026-09-22","items":[{"title":"Claude Opus 5.5 is now available on AWS","url":"https://aws.amazon.com/blogs/machine-learning/claude-opus-5-5-is-now-available-on-aws","source":"aws_ml_blog","type":"news","summary_1line":"Claude Opus 5.5, Anthropic's most capable Opus model for agentic coding, knowledge work, and long-running tasks, is now available on Amazon Bedrock and Claude Platform on AWS. This post covers what's new in Opus 5.5,...","why_it_matters":"Matches feed focus: agentic.","sid":"7322241f50811c86","published":"2026-09-22T17:28:01+00:00","editor_note":"Opus 5.5 reaches AWS Bedrock and Claude Platform on AWS, broadening where builders can deploy it."},{"title":"Claude Opus 5.5, GPT-6 Sol, GPT-6 Luna, and a new price war","url":"https://simonwillison.net/2026/Sep/22/opus-and-sol-and-luna","source":"simon_willison","type":"news","summary_1line":"Yesterday was Grok 4.7 ( pelicans ) and MiMo v2.6 Flash/Pro ( more pelicans ). Today Anthropic released Claude Opus 5.5 , and around an hour later OpenAI released GPT-6 Sol and GPT-6 Luna . It's going to take a while...","why_it_matters":"Matches feed focus: agentic, codex, claude code.","sid":"73461b3e97af0d93","published":"2026-09-22T18:00:00+00:00","sources":["openai_blog","simon_willison"],"editor_note":"Simon Willison's same-day roundup: Opus 5.5 ships, then GPT-6 Sol and Luna about an hour later, framed as a new price war."}]},{"date":"2026-09-23","items":[{"title":"[AINews] Claude Opus 5.5, the new default model for AINews — and everybody cuts prices 40-50%","url":"https://www.latent.space/p/ainews-claude-opus-55-the-new-default","source":"latent_space","type":"news","summary_1line":"overshadowing more efficient GPT6 models from OpenAI","sid":"19163c30f0a4c925","published":"2026-09-23T06:41:41+00:00","editor_note":"AINews confirms the launch triggered board-wide 40-50% price cuts, not just a two-lab skirmish."}]},{"date":"2026-09-24","items":[{"title":"Coding sessions are longer and use more context. Claude Opus 5.5 is built with that in mind. | Claude by Anthropic","url":"https://claude.com/blog/claude-opus-5-5-built-for-coding-sessions-that-use-more-context","source":"claude_blog","type":"news","summary_1line":"Our latest Opus model is priced and trained to optimize costs for how developers code now.","sid":"a26eb8af87253d8b","published":"2026-09-24T00:00:00+00:00","editor_note":"Anthropic's own post: coding sessions are longer and use more context now, and Opus 5.5's design and pricing account for that."}]},{"date":"2026-09-25","items":[{"title":"What a task costs on Opus 5.5 / claude.dev Blog","url":"https://claude.com/blog/what-a-task-costs-on-opus-5-5","source":"claude_blog","type":"news","summary_1line":"The same token price can cost very different amounts per task. Learn what Claude Code tasks cost on Opus 5.5 and which settings change the bill.","why_it_matters":"Matches feed focus: claude code.","sid":"3d1eacfa6636ae86","published":"2026-09-25T12:00:00+00:00","editor_note":"Anthropic's own guide: what a Claude Code task actually costs on Opus 5.5, and which settings move the bill."}]},{"date":"2026-09-28","items":[{"title":"Introducing Claude Sonnet 5.5 on AWS","url":"https://aws.amazon.com/blogs/machine-learning/introducing-claude-sonnet-5-5-on-aws","source":"aws_ml_blog","type":"news","summary_1line":"Claude Sonnet 5.5 is now available on Amazon Bedrock and Claude Platform on AWS. It's a smarter, more efficient Sonnet model for focused coding and knowledge work, with a lower cost per task at faster speed. This post...","sid":"09e1fe5d7a6f40d9","published":"2026-09-28T12:00:00+00:00","sources":["aws_ml_blog","claude_dev_blog","simon_willison"],"editor_note":"AWS announces Sonnet 5.5 on Bedrock and Claude Platform on AWS, described as lower cost per task at faster speed; also covered by Claude's dev blog and Simon Willison."}]},{"date":"2026-09-29","items":[{"title":"[AINews] Opus 5.5 is good at explainer videos","url":"https://www.latent.space/p/ainews-opus-55-is-good-at-explainer","source":"latent_space","type":"news","summary_1line":"a rare feature of a capability","sid":"ac41a808ac11619d","published":"2026-09-29T02:44:29+00:00","editor_note":"AINews' Sep 29 issue: early hands-on report that Opus 5.5 is good at explainer videos; no pricing or availability change."}]}],"editorial":{"tldr":"Anthropic cut Fable/Mythos 5.1 cache prices 75% in early September after Zhipu's GLM-5.3-Flash undercut. On Sep 22 Opus 5.5 and OpenAI's GPT-6 Sol and Luna shipped within an hour of each other, and 40-50% price cuts spread across labs.","stale":false,"whats_new":"Claude Sonnet 5.5 reached Amazon Bedrock and Claude Platform on AWS on Sep 28, pitched at a lower cost per task and faster speed than earlier Sonnet models.","why_it_matters":"Anthropic is now selling on cost per task, not list price, and Sonnet 5.5 extends that to the cheaper tier on AWS. Re-benchmark cost per task, not per token.","take_for_builders":"Re-run your Claude vs. GPT cost model per task, including Sonnet 5.5 on Bedrock, and pin the model version behind each eval.","status":{"state":"Price war · multi-lab cuts","tone":"now","changed":"2026-09-28","detail":"Opus 5.5 and GPT-6 Sol/Luna's same-day launch escalated into 40-50% price cuts; Anthropic then published cost-per-task guidance, and on Sep 28 Sonnet 5.5 arrived on AWS.","track":[{"label":"cache price cut","detail":"Sep 2","tone":"turn","weight":12},{"label":"dueling launches","detail":"Sep 22","tone":"turn","weight":22},{"label":"price cuts spread","detail":"Sep 23","tone":"now","weight":22},{"label":"cost guidance","detail":"Sep 24-25","tone":"now","weight":22},{"label":"Sonnet 5.5 on AWS","detail":"Sep 28 → now","tone":"now","weight":22}]},"beats":[{"kicker":"LAUNCH","tone":"turn","headline":"Anthropic ships Claude Opus 5.5; OpenAI answers within the hour with GPT-6 Sol and Luna","summary":"Same-day flagship releases from both labs, framed as a new price war rather than a one-off launch.","sids":["73461b3e97af0d93"]},{"kicker":"FALLOUT","tone":"rising","headline":"Everybody cuts prices 40-50% in Opus 5.5's wake","sids":["19163c30f0a4c925"]},{"kicker":"ROLLOUT","tone":"rising","headline":"Opus 5.5 lands on AWS Bedrock, then gets its own cost-and-context guidance","summary":"Anthropic published why longer, context-heavy coding sessions shaped Opus 5.5's design, then what a Claude Code task actually costs on it and which settings move the bill.","sids":["7322241f50811c86","a26eb8af87253d8b","3d1eacfa6636ae86"]},{"kicker":"SONNET","tone":"rising","headline":"Sonnet 5.5 lands on AWS as the lower-cost-per-task option","summary":"AWS positions Sonnet 5.5 for focused coding and knowledge work at faster speed.","sids":["09e1fe5d7a6f40d9"]},{"kicker":"NOW","tone":"now","headline":"Early hands-on: Opus 5.5 handles explainer videos","summary":"AINews' Sep 29 issue reports a capability people are trying on Opus 5.5, a usage signal rather than a price or availability change.","sids":["ac41a808ac11619d"]}],"open_questions":["Do Claude Opus 5.5's and GPT-6 Sol/Luna's posted prices actually beat GLM-5.3-Flash's domestic-chip pricing, or just each other?","Which labs specifically matched the 40-50% cut, and does actual per-task cost (per AWS's guidance) net out cheaper despite Opus 5.5's higher list price?","Does Sonnet 5.5's cost per task on Claude Code undercut Opus 5.5 by enough to change default model choice?","Do further hands-on reports show Opus 5.5's per-task cost advantage holds outside coding workloads?"],"generated_at":"2026-09-30T05:03:23+00:00"}}