gpt
What is ChatGPT 5?
OpenAI's ChatGPT 5 is set to revolutionize AI-driven chatbots and language processing, with potential features including multimodal understanding, an enhanced knowledge database, and Artificial General Intelligence (AGI), expected to be released around 2025.
Worldcoin's Global Identity Protocol Hits 2 Million Sign-ups
Worldcoin, aiming to be largest identity and financial network, led by chatgpt owner OpenAI CEO Sam Altman, as a public utilityan innovative global identity protocol, has announced a significant milestone, reaching 2 million World ID sign-ups during its beta phase
Here's Why GPT-4 Becomes 'Stupid': Unpacking Performance Degradation
The performance degradation of GPT-4, often labeled as 'stupidity', is a pressing issue in AI, highlighting the model's inability to adapt to new data and the necessity for continuous learning in AI development.
OpenAI Unveils Breakthrough in GPT-4 Interpretability with Sparse Autoencoders
OpenAI's new methods identify 16 million patterns in GPT-4's computations.
OpenAI and Apple Forge Partnership to Integrate ChatGPT
OpenAI and Apple announce a collaboration to integrate ChatGPT into Apple platforms.
OpenAI: Paf Leverages 85 Custom GPTs to Boost Developer Productivity
Paf's engineering team has created 85 custom GPTs to enhance developer productivity and integrated them into their coding academy.
LangChain Unveils Multi-Agent Flow Deployment on LangGraph Cloud
LangChain Blog explains the deployment of a multi-agent flow on LangGraph Cloud, enhancing GPT Researcher with a complex AI workflow.
OpenAI Introduces GPT-4o Mini: A Breakthrough in Cost-Efficient AI
OpenAI has launched the GPT-4o Mini, the most cost-efficient small AI model available today, promising advanced capabilities at reduced costs.
OpenAI Unveils CriticGPT to Identify GPT-4 Errors
OpenAI introduces CriticGPT, designed to critique ChatGPT responses and aid human trainers in spotting mistakes during RLHF.
Llama-3 Fine-Tuning Achieves 90% of GPT-4's Performance at Lower Cost
Llama-3 fine-tuning demonstrates significant performance gains, achieving 90% of GPT-4's accuracy at a fraction of the cost, according to together.ai.
Researchers Leverage GitHub Data to Assess ChatGPT's Impact on Software Development
Economic researchers utilize GitHub Innovation Graph data to evaluate the influence of ChatGPT on software development, highlighting significant increases in developer engagement.
OpenAI Introduces New Compliance and Administrative Tools for ChatGPT Enterprise
OpenAI launches compliance API integrations, SCIM, and GPT controls to enhance data security and user access for ChatGPT Enterprise.
OpenAI Introduces SearchGPT Prototype for Enhanced AI Search Features
OpenAI launches SearchGPT, a new AI search prototype aimed at delivering fast and accurate responses with clear and relevant sources.
OpenAI Shuts Down Covert Iranian Influence Operation Leveraging ChatGPT
OpenAI has taken action against accounts linked to a covert Iranian influence operation using ChatGPT to generate content on various topics.
OpenAI Introduces Fine-Tuning for GPT-4o to Enhance Application Performance
OpenAI launches fine-tuning for GPT-4o, allowing users to customize and improve model performance and accuracy for specific applications.
OpenAI Releases Comprehensive GPT-4o System Card Detailing Safety Measures
OpenAI's report on GPT-4o highlights extensive safety evaluations, red teaming, and risk mitigations prior to release.
How to Create a Discord Voice Bot Using ChatGPT
Learn to build a Discord voice bot that integrates ChatGPT for intelligent responses, utilizing Node.js, AssemblyAI, and ElevenLabs.
NVIDIA and Partners Advance Quantum Algorithm Design with GPT Models
NVIDIA collaborates with the University of Toronto and Saint Jude Children’s Research Hospital to integrate GPT models into quantum algorithm design.
What is Chatgot? Everything You Should Know
Chatgot is an AI-powered communication tool that improves digital interactions, enhancing customer service, e-commerce, and personal assistance. Its effectiveness is measured by user experience and security, with future developments focusing on AI algorithms and user expectations.
Virginia Tech Study Reveals Geographic Biases in ChatGPT's Environmental Justice Information
Virginia Tech study reveals ChatGPT's limitations in providing local-specific info on environmental justice, highlighting geographic biases.
AI in Emergency Medicine: Evaluating ChatGPT and Google Bard
A study reveals ChatGPT and Google Bard's performance in mass casualty incident triage is significantly different, with Google Bard outperforming ChatGPT with a 60% accuracy rate, highlighting the need for continued advancement and human supervision in AI's healthcare integration.
ChatGPT Founder's Worldcoin Sees Unprecedented Growth in Spain with AI Boom
Spain has become Worldcoin's biggest operating market in Europe, according to a recent tweet of Worldcoin. The tweet claimed that more than 20,000 individuals join up for World ID, Worldcoin's proof-of-personhood mechanism that protects anonymity, each month.
OpenAI Launches GPT-4 API: A New Era of Chat-Based AI
A major advance in the development of artificial intelligence technology has been signaled by OpenAI's announcement that its long-awaited GPT-4 API is now available to all paying clients. This event marks a key milestone in the advancement of AI technology.
Former Twitter CEO Parag Agrawal's AI Startup Raises $30 Million
Ex-Twitter CEO Parag Agrawal's new AI startup secures $30 million in funding, focusing on software for large language model developers. Backed by prominent investors, the venture reflects Agrawal's shift from social media to AI innovation.
Transforming Biomedicine and Health: The Rising Influence of ChatGPT and LLMs
The paper discusses ChatGPT's potential in biomedical information retrieval, question answering, and medical text summarization, but also highlights limitations, privacy concerns, and the need for comprehensive evaluations.
What is InstructGPT and Key Differences from ChatGPT
InstructGPT is a refined version of OpenAI's GPT-3 model, focusing on ethical and accurate user command execution, aligning responses with user intent, unlike ChatGPT's conversational agent approach.
What Is Tome AI?
Tome AI is an AI-powered platform for generative storytelling. It creates narratives and presentations, integrating interactive content and offering mobile-responsive layouts. It's used for creating decks, roadmaps, and more.
What is ChatPDF?
ChatPDF is a platform using ChatGPT technology to process PDFs, catering to students, researchers, and professionals. It offers summary and Q&A, multi-language support, cited sources, and high security. It caters to students, researchers, and professionals, offering exam preparation, homework assistance, and understanding complex study materials. Pricing plans include a free plan and a premium plan. ChatPDF is intended for users aged 13 and above, and its terms of service and privacy policy outline its commitment to user privacy.
FTC Investigates ChatGPT over Consumer Protection Concerns
The U.S. Federal Trade Commission (FTC) has begun a thorough check into OpenAI, the company from San Francisco that created the well-known AI chatbot, ChatGPT.
Enhancing AI Recommendations: A Study on ChatGPT's Conversational Refinement and Bias Mitigation
The study examines ChatGPT's effectiveness in conversational recommendations using the HetRec2011 dataset, focusing on its top-n recommender performance and strategies for mitigating popularity bias, highlighting its potential for user engagement.
What is Agent GPT?
Agent GPT is an autonomous AI platform allowing users to create customizable agents. Limitations include output generation restrictions, API usage caps, inability to resume runs, and output length constraints.
OpenAI Set to Launch Project Strawberry: A New AI Reasoning Model for ChatGPT
OpenAI is set to release Project Strawberry, an advanced AI reasoning model for ChatGPT, within two weeks, promising improved interaction and problem-solving capabilities.
AI in the Dock: B.C. Supreme Court Tackles Fabricated Legal Cases
The B.C. Supreme Court case raises concerns about AI reliability in legal proceedings, highlighting the need for regulation, education, and ethical guidelines for legal professionals.
Unraveling ChatGPT Jailbreaks: A Deep Dive into Tactics and Their Far-Reaching Impacts
Exploring the intricacies of ChatGPT jailbreak strategies, this paper delves into the emerging vulnerabilities and the advanced methodologies developed to evaluate their effectiveness.
Stanford's WikiChat Addresses Hallucinations Problem and Surpasses GPT-4 in Accuracy
Stanford's WikiChat elevates AI chatbot accuracy by integrating Wikipedia, addresses the inherent problem of hallucinations, significantly outperforms GPT-4 in benchmark tests.
OpenAI Introduces GPTBot: A New Web Crawler for Data Access with Opt-Out Options
OpenAI's GPTBot, a new web crawler, gathers data from websites to enhance AI models. Publishers can contribute data or opt out via a simple code line.
OpenAI Suspends ChatGPT Plus Sign-ups Due to Overwhelming Demand
OpenAI has suspended new ChatGPT Plus premium sign-ups due to high demand, following a DDoS attack at its first development conference. The platform has reached 100 million monthly users in two months.
Google Assistant to Integrate Bard AI for Enhanced Capabilities
Google Assistant is set to integrate with Google's Bard AI to offer enhanced functionalities. The integration will allow Google Assistant to perform complex tasks like planning vacations and sorting emails. Although the feature is still under testing, it marks Google's aggressive efforts to compete in the AI space.
GitHub Copilot X: The Future of AI-Powered Software Development
GitHub Copilot X is an AI pair programmer integrating into developers' workflow. It offers context-aware conversations, personalized documentation, pull request support, and CLI assistance, aiming to enhance productivity and code quality.
Teaching with ChatGPT: OpenAI Issues Guidelines
A guide has been released for educators to integrate ChatGPT into classrooms, outlining its workings, limitations, and potential applications, emphasizing customization and human oversight.
What is Forefront AI? Everything You Need to Know!
Forefront AI is a service aggregator integrating ChatGPT and Claude's NLP capabilities. It offers features like enhanced ChatGPT experience, internet content access, image generation, and custom personas. Applications span content creation, customer service, personal assistance, education, research, and entertainment. The platform has various pricing tiers, catering to individuals and enterprises. Users should consult official policies for privacy and legal concerns.
OpenAI Explores GPT-4 for Content Moderation
OpenAI is leveraging GPT-4 for content moderation, streamlining policy creation from months to hours. The process involves refining policies through iterative feedback between GPT-4 and human experts, enabling efficient, large-scale moderation.
AI-powered project steals $1M from consumers.
Users have reported that the AI-based decentralized application project Harvest Keeper has stolen approximately one million dollars from their accounts in what is likely to be a fraud.
Surge in Generative AI Interest: Insights from Twitter Discussions
A recent study titled "Public perception of generative AI on Twitter: an empirical study based on occupation and usage" unveils a broad spectrum of sentiments and uses of generative AI across various occupations, highlighting the technology's impact and ethical considerations.
GPT: A Comprehensive Guide
GPT, standing for Generative Pre-trained Transformer, is a machine learning model specifically designed to generate text. It is initially pre-trained on a large corpus of text data and subsequently fine-tuned to perform specific tasks.
ChatGPT in Finance: A New Era of Ethical Considerations and Solutions
ChatGPT is revolutionizing the finance sector, bringing innovative applications and ethical challenges. This article explores its uses, the ethical concerns it raises, and potential solutions for a responsible future in finance.
OpenAI Files Trademark Application for GPT-5
OpenAI, a leading artificial intelligence research lab, has filed a new trademark application for "GPT-5." The information was revealed by Josh Gerben, a prominent trademark attorney, through a tweet on July 31, 2023.
Microsoft Unveils Free Copilot AI App for Android, Featuring GPT-4 and Challenging Paid Alternatives
Microsoft's Copilot AI app for Android, incorporating GPT-4, challenges paid alternatives with advanced text and image capabilities, enhancing the Microsoft ecosystem and preparing for an iOS version.
Tech leaders sign open letter calling for AI development halt
More than 2,600 tech leaders, including Elon Musk and Steve Wozniak, have signed an open letter calling for a temporary halt to any further artificial intelligence (AI) development. The letter expresses concerns about the potential hazards to society and mankind posed by AI with human-competitive intelligence. However, the petition has divided the larger tech community, with some opposing the call to halt AI development, citing the need to keep moving forward with new technologies.
OpenAI's CEO Expresses Disappointment Over FTC's Leak, Affirms Confidence in Protecting User Privacy
OpenAI's CEO Sam Altman has publicly responded to the U.S. Federal Trade Commission's (FTC) investigation into the company's AI chatbot, ChatGPT. The FTC's probe was examining whether OpenAI has breached consumer protection laws, potentially putting users' personal data and reputations at risk.
ChatQA: A Leap in Conversational QA Performance
The study "ChatQA: Building GPT-4 Level Conversational QA Models" by Zihan Liu, Wei Ping, Rajarshi Roy, Peng Xu, Mohammad Shoeybi, and Bryan Catanzaro from NVIDIA focuses on the development of a new family of conversational question-answering models, including Llama2-7B, Llama2-13B, Llama2-70B, and an in-house 8B pretrained GPT model, which improves 'unanswerable' questions.
Exciting AI Efficiency: Blending Smaller Models Surpasses Large Counterparts
A new study introduces "Blending" - combining smaller AI models to match or surpass larger counterparts like ChatGPT, showcasing enhanced efficiency and user engagement.
ChatGPT Unveils Updates: Multi-File Analysis, Custom Instructions, and GPT-4 Default Model
OpenAI's ChatGPT has rolled out significant updates, including multi-file analysis, custom instructions, and GPT-4 as the default model. These enhancements aim to improve user experience and expand the AI's capabilities.
Coinbase executive discovers ChatGPT jailbreak
Coinbase executive Conor Grogan claims to have found a “jailbreak” for AI tool ChatGPT, allowing it to calculate the probability of strange crypto price scenarios. ChatGPT gave a 15% chance that Bitcoin will fall to irrelevancy by 2035, and a 20% chance of the same for Ether.
OpenAI Introduces ChatGPT Enterprise
OpenAI's ChatGPT technology, adopted by 80% of Fortune 500 companies within nine months, has led to the introduction of ChatGPT Enterprise, showcasing a broader trend in AI integration into business operations.
World's Largest Law Firm Dentons to Launch fleetAI, Proprietary Version of ChatGPT
World's largest law firm Dentons will launch fleetAI, a proprietary version of ChatGPT, in August 2023, enhancing legal research and document analysis.
OpenAI Dismisses NYT Copyright Lawsuit as Baseless Amid Rising Legal Challenges
OpenAI has dismissed a copyright lawsuit by The New York Times, which alleges unauthorized use of its content for AI chatbot training, as "without merit." The case highlights significant challenges in AI and copyright law.
What is Genie AI?
Genie AI stands at the forefront of artificial intelligence, integrating advanced chatbot capabilities with OpenAI's ChatGPT and GPT-4, offering users a versatile digital assistant.
Microsoft Copilot: SMEs with Affordable AI Integration
Microsoft's introduction of Copilot AI for SMEs, with individual subscriptions at $20 and business plans at $30 per month, brings advanced AI capabilities, including GPT-4 Turbo, to small and medium-sized businesses, enhancing productivity and decision-making.
Google Sues Unknown Entities for Malware Scheme Disguised as AI Chatbot Bard
Google is suing individuals for a malware distribution scam involving false AI chatbot ads, aiming to protect users and intellectual property amid growing digital security challenges.
GPT-4 AI Chatbot Scores High on Tests
The latest version of AI chatbot GPT-4 has achieved high scores on high school and law school tests, including the LSAT and Uniform Bar Exam. GPT-4 also scored well on SAT and AP exams in various subjects.
How Jailbreak Attacks Compromise ChatGPT and AI Models' Security
Recent studies reveal the vulnerabilities of large language models like GPT-4 to jailbreak attacks. Innovative defense strategies, such as self-reminders, are being developed to mitigate these risks, underscoring the need for enhanced AI security and ethical considerations.
ChatGPT Forecasts the Likelihood of Ripple XRP Reaching $1 in 2023
ChatGPT offers an analytical forecast on the likelihood of Ripple's XRP reaching $1 in 2023, taking into account key market and regulatory factors such as Bitcoin price trends and XRP's increasing adoption in international payments.
What is FreedomGPT?
FreedomGPT is an open-source AI chatbot emphasizing uncensored, private interactions. Available for Windows and Mac, it offers unique AI models and versions, with a focus on user privacy and offline access.
Navigating the Resource Efficiency of Large Language Models: A Comprehensive Survey
A survey explores the resource efficiency in Large Language Models (LLMs) like OpenAI's ChatGPT, addressing high computational demands and proposing optimization strategies.
What is OpenGPT and How It Differs from ChatGPT?
OpenGPT is an open-source project by LangChain AI, offering a community-driven alternative to OpenAI's GPT models, democratizing access to advanced language models, and addressing sustainability, community management, and competition with proprietary models.
KPMG and Microsoft Launch Multibillion-Dollar AI Partnership, Unlocking Over US$12 Billion Growth Opportunity
In a landmark agreement announced on July 11, 2023, KPMG and Microsoft have pledged to reshape the landscape of professional services by placing Artificial Intelligence (AI) at the forefront of their operations. This significant expansion of their global relationship aims to modernize the workforce, ensure safe and secure development, and broaden the use of AI solutions across industries and society.
Taplio for LinkedIn: Everything You Need to Know
Taplio is an AI-powered LinkedIn tool that simplifies content creation, post scheduling, lead engagement, and performance analysis. It uses GPT-4 AI and offers features like content idea generation, post enhancement, and personalized recommendations. Pricing plans cater to beginners, professionals, and agencies.
OpenAI's ChatGPT Under GDPR Investigation in Italy: Facing 30-Day Defense Deadline
Italian Data Protection Authority, Garante, has raised concerns over potential GDPR violations by OpenAI's ChatGPT, requiring OpenAI to defend its processing of personal data for 30 days.
ChatGPT Ban Lifted in Italy
Italy's data protection agency, Garante, has lifted the temporary ban on the interactive AI chatbot, ChatGPT, after the company addressed the privacy concerns raised by the watchdog. The ban was imposed due to ChatGPT's violation of the GDPR, and the company had to implement measures to comply with the Italian regulator's transparency demands before the ban was lifted.
ChatGPT Predicts Solana SOL Price Could Reach $30 Again by the End of 2023
Utilizing ChatGPT and AI machine learning technologies, we analyzed Solana's future prospects, revealing that its SOL token may be undervalued and oversold, especially when compared to other major cryptocurrencies. Regulatory challenges, such as the SEC's recent classification of SOL as a security, add complexity to Solana's market position. Despite this, the platform's unique consensus model and strong performance in the NFT market make it a noteworthy competitor to Ethereum. ChatGPT's analysis suggests that SOL could reach $30 by the end of 2023, although investors should exercise caution and conduct their own research due to the volatile and regulatory-sensitive nature of the crypto market.
ChatGPT Poised to Challenge Google Assistant on Android Devices
OpenAI's ChatGPT may soon challenge Google Assistant's role as the default voice assistant on Android, signaling a significant shift in the digital assistant sector and underscoring AI's growing impact in technology.
Gemini Pro vs GPT-4: A Comprehensive Comparison of AI Powerhouses
Google's Gemini Pro outperforms OpenAI's GPT-4 in reasoning, math, and multimodal tasks, highlighting the rapid advancement in AI capabilities and driving innovation across various industries.
Mixtral 8x7B: Elevating Language Modeling with Expert Architecture
Mixtral 8x7B, a Sparse Mixture of Experts model, outperforms leading AI models in efficiency and multilingual tasks, offering reduced bias and broad accessibility under Apache 2.0 license.
ChatGPT Secures Top Spot as the Most-Viewed English Wikipedia Article of 2023
In 2023, ChatGPT's Wikipedia page achieved the highest English article view with over 49 million views, marking a significant increase in public interest in AI technology.
The Ethical Dimensions of ChatGPT in Modern Learning Environments
Exploring the ethical dimensions and transformative potential of ChatGPT in education, focusing on challenges and opportunities in teaching, learning, and academic integrity within STEM and higher education environments.
Sam Altman Advocates for Energy Breakthroughs in AI at Davos Forum
At the World Economic Forum in Davos, OpenAI CEO Sam Altman emphasized the need for an energy breakthrough to sustain future AI development, advocating for investment in fusion and other sustainable energy sources.
Italy Bans Microsoft-Backed AI Chatbot
Italy's national data agency raised concerns about privacy violations and age verification, resulting in Microsoft-backed OpenAI taking ChatGPT offline. The Italian Deputy Prime Minister criticized the ban as excessive and harmful to national business and innovation. OpenAI stated it adheres to privacy regulations and is willing to cooperate with Italy's privacy regulatory body.
HuggingGPT: Bridging AI Models for Advanced General Intelligence
HuggingGPT leverages ChatGPT to orchestrate AI tasks, marking a significant advancement in the journey toward artificial general intelligence.
ChatGPT-4.0 Showcases Potential in Neurology with Impressive Exam Results
OpenAI's ChatGPT-4.0 passed a clinical neurology exam with 85% correct answers, showing promise for future applications in the field after further refinements.
Quora's Poe Secures $75M for AI Chatbot Expansion
Quora has secured $75 million from Andreessen Horowitz to expand Poe, its AI chat platform, focusing on creator monetization and integrating leading AI models like ChatGPT and DALL-E 3.
ChatGPT in Education: Revolution or Risk?
Exploring the transformative impact of ChatGPT in education, this analysis delves into its potential benefits and looming concerns. From reshaping online learning to ethical implications, the role of AI in classrooms is under scrutiny.
Over 70% Accuracy: ChatGPT Shows Promise in Clinical Decision Support
A study assessing ChatGPT's utility in clinical decision-making found it has a 71.7% overall accuracy in clinical vignettes, excelling in final diagnoses with 76.9% accuracy. This highlights its potential as an AI tool in healthcare workflows.
Italy Blocks OpenAI ChatGPT Over Data Breach Concerns
Italy’s data protection agency has temporarily blocked OpenAI’s ChatGPT due to suspected data privacy breaches following a recent data breach on March 20. The agency also cited concerns over the lack of information for users regarding data collected by OpenAI and the lack of legal basis for mass data collection by the AI platform. In addition, ChatGPT's potential breach of its own data protection rules and the risk to minors who may be exposed to unsuitable content were also highlighted. The Center for Artificial Intelligence and Digital Policy has filed a complaint against ChatGPT, describing it as "biased" and "deceptive" and a risk to public safety and privacy.
OpenAI Announces Call for Experts to Join its Red Teaming Network
OpenAI is launching its Red Teaming Network, seeking domain experts to improve AI safety measures. The network aims to collaborate with professionals from diverse fields to evaluate and "red team" AI systems. The network will provide insights into risk assessment and mitigation, with members contributing varying amounts of time. OpenAI values diverse expertise and encourages applications from various domains.
OpenAI to Host First Developer Conference, DevDay, on November 6, 2023
OpenAI is set to host its debut developer conference, OpenAI DevDay, on November 6, 2023, in San Francisco. The event aims to unite global developers and showcase the latest AI tools. The event will feature breakout sessions led by OpenAI's technical team, and will showcase the company's commitment to innovation and empowering its community.
OpenAI Enables Web Browsing for ChatGPT
OpenAI has enabled web browsing for its ChatGPT model, initially available for Plus and Enterprise users. This feature aims to address the limitations of ChatGPT in providing up-to-date information. OpenAI has yet to clarify if this update will be extended to non-premium users or the GPT 3.5 model
Lenny Bogdonoff Leaves OpenAI, Reflecting High Workload with 6-Day Weeks
Lenny Bogdonoff, a key contributor to OpenAI's ChatGPT and other AI initiatives, has ended his tenure with an intense six-day workload, a role he has played in the company's culture and technological advancements.
a16z: Top 50 Generative AI Revealed; ChatGPT, CharacterAI, Bard, Poe, QuillBot Rank Top 5
ChatGPT, the fastest consumer application to achieve 100 million active users, is dominating the GenAI space. 80% of the top 50 GenAI web products didn't exist a year ago, with ChatGPT accounting for 60% of monthly traffic. General LLM chatbots dominate, but AI companions like CharacterAI and content generation tools are gaining traction. The GenAI space is rapidly evolving, with ChatGPT leading the charge.
StreamingLLM Breakthrough: Handling Over 4 Million Tokens with 22.2x Inference Speedup
SwiftInfer, leveraging StreamingLLM's groundbreaking technology, significantly enhances large language model inference, enabling efficient handling of over 4 million tokens in multi-round conversations with a 22.2x speedup.
DAN GPT for ChatGPT: Everything You Need to Know
DAN GPT, or "Do Anything Now," leverages ChatGPT's roleplay model to bypass its restrictions, enabling diverse AI roles and unrestricted responses.
Apple Joins GPT AI Race Following OpenAI and Google
Apple is reportedly developing its own AI model, 'Ajax' or 'Apple GPT'. Similar to OpenAI's ChatGPT and Google's Bard, it's privacy-focused and runs on Google Cloud. A significant AI-related announcement is expected in 2024.
OpenAI in Advanced Funding Discussions Targeting Over $100 Billion Valuation
OpenAI is in talks to raise over $100 billion in funding, potentially making it the second most valuable U.S. startup, with discussions also involving a chip venture with G42.