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Grok 4.7 Strengthens the Agent Behind AI Research: Longer Context, Self-Verification and Native Persistent-Agent Support
xAI has launched Grok 4.7, a new frontier model aimed explicitly at coding, agentic tasks and professional knowledge work. The company says the model uses a larger base than Grok 4...
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Before an AI Can Cite Your Page, Its First Retriever Must Let the Page Into the Evidence Pool—Perplexity Now Has a Benchmark for That Gate
Before an AI search agent can cite a page, that page usually has to survive an earlier and less visible competition: first-stage retrieval. From an enormous web...
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Perplexity Rebuilds the Infrastructure Beneath AI Citations—Retrieving Source Passages Five Times Faster
Perplexity has rebuilt a critical storage layer underneath its AI search stack, replacing a managed DynamoDB-based hot store with a purpose-built distributed system called CobbleDB...
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Perplexity Is Training Its Search Agent on the Moments Users Correct It—and When Its Tools Break
Perplexity is experimenting with a different way to improve its Computer agent: instead of learning only from sessions that end successfully, it is training on the moments inside r...
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Perplexity Replaces Its Standard Agent Brain With Opus 5.5—Potentially Changing Research Quality, Sources and Citations by Default
Perplexity has made Claude Opus 5.5 the Standard effort level in Perplexity Computer, changing the default coordinating model used for a broad class of everyday agentic work. The c...
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Perplexity Makes GPT-6 Sol Its Default Lightweight Orchestrator—Changing Which Model Handles Everyday AI Search Tasks
Perplexity has added OpenAI’s GPT-6 Sol to both its answer engine and Perplexity Computer, and the model is now the default choice behind Computer’s Light effort setting. The chang...
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GPT-6 Cuts the Cost of Search Agents: Web Research and Retrieval Workflows Can Now Scale at Half the Model Price
OpenAI has launched GPT-6 Sol and GPT-6 Luna with a pricing change that matters particularly for search agents: the company has cut standard API token prices by 50% compared with t...
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OpenAI Productizes the Entire Research Harness: Developers Can Now Build Persistent Search Agents With Native Web Retrieval
OpenAI has turned much of the infrastructure behind its long-running agents into a public developer product. The new Agents API, released in public beta on September 10, packages d...
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Your Landing Page May Now Shape Both Ad Eligibility and the Creative ChatGPT Generates
OpenAI is giving the advertiser’s landing page a larger role inside ChatGPT Ads. The page is already one of the signals the advertising system considers when deciding whether an ad...
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OpenAI Turns Ad Management Into a Prompt—and the Advertiser’s Website Into Campaign Input
OpenAI is turning advertising operations into a conversational workflow. Advertisers can now use natural-language prompts in ChatGPT to create, update and analyze ChatGPT Ads campa...
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ChatGPT Ads No Longer End With a Click: Sponsored Agents Can Continue the Product Conversation Inside the Answer Engine
OpenAI is testing an advertising format that changes what happens after a user clicks an ad in ChatGPT. Instead of immediately sending the person to an advertiser’s website, a new....
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