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How to Build an Agent with Auth and Payments - LangGraph.js
LangChain· 2025-06-30 17:28
Core Functionality & Architecture - The application provides a credit system for charging users based on LLM usage, allowing them to purchase Stripe subscriptions for more credits [1][2] - The codebase consists of five key areas: authentication, payments, credit infrastructure, chat agent, and user interface [3][4][5] - Authentication is implemented using Superbase, with JWT tokens protecting the Langraph agent via middleware [3][4][8] - Payments infrastructure is handled by Stripe, enabling users to buy subscriptions and receive credits [4][12][13] - Credit infrastructure, stored in Superbase, includes utility functions for adding, refreshing, and removing credits [4][14][15] Technical Implementation - The project is a monorepo with an 'agents' application (Langraph agent, middleware) and a 'web' application (UI, Stripe, Superbase, credits) [5][6] - Langraph middleware verifies Superbase JWT tokens to grant users permissions to interact with the graph [4][8] - Stripe integration includes utility functions for creating sessions, getting subscriptions, and managing user credits [12] - A webhook route processes Stripe events (subscription creation, updates, deletion) to update user data in Superbase [13] - The application uses providers to manage the state of authentication and credits on the client side [10][14] Data Flow & Security - Superbase JWT tokens are passed through the application to the Langraph middleware for authentication [4][18][19] - The thread and stream providers are key components for passing the JWT token to the Langraph client [18][19] - User credits are updated optimistically on the UI and finalized in the Superbase database [15][16] Resources & Documentation - The repository includes a credit system file outlining key files for the credit and authentication systems [20] - A detailed readme provides step-by-step instructions for setting up and running the application [21]
Circle, Coinbase shares rise after Senate passes stablecoin legislation
CNBC Television· 2025-06-18 20:20
Regulatory Landscape & Market Impact - Senate passed landmark stable coin legislation, the Genius Act, potentially accelerating payment processing speeds and reducing costs [1] - Regulatory clarity for stablecoins has positively impacted ETH ETFs, leading to a resurgence this month [1] - Visa and Mastercard are experiencing a temporary downturn due to the potential disruption from stable coin payments [3] Company Performance & Innovation - Coinbase and Circle are experiencing significant positive movement following the stable coin legislation [1] - Circle's shares have surged by over 500% since its IPO earlier this month [3] - Coinbase is expanding beyond trading with the introduction of Coinbase Payments, enabling merchants to accept payments in USDC [2] - Coinbase's partnership with Shopify indicates a move towards integrating stable coin payments into e-commerce [2] Stablecoin & Payment Ecosystem - Many stable coins operate on the Ethereum blockchain [2] - The rise of stable coin payments could potentially erode revenue streams for traditional card networks [2]
Stablecoins will be the main transaction mechanism for all payments, says Canopy's Eric Golden
CNBC Television· 2025-06-17 11:41
Bitcoin lower uh this morning. It's pretty much flat over the past month, but still up 25% in the past three months. Joining us now on what he's watching in crypto, Eric Golden, Canopy Capital, the founder and CEO.Eric, good morning. You're you're a bond guy. You're at Fidelity for years and years, built a pretty uh large business there, and decided to go uh into crypto.Does that mean, do you think crypto someday becomes like a reserve currency. Joe, uh, thanks for having me back. Um, yeah, I think as a fix ...
Comerica (CMA) 2025 Conference Transcript
2025-06-11 14:00
Summary of Comerica's Conference Call Company Overview - **Company**: Comerica - **Industry**: Banking and Financial Services - **Key Executives Present**: Jim Herzog (CFO), Peter Cefcic (Chief Banking Officer), Allison Fleming (Head of Payments) [2][3] Core Points and Arguments Company Positioning and Strategy - Comerica has a strong foundation with over 175 years of history, known for its credit culture, capital strength, and diverse deposit base [4][5] - The bank operates in key markets including Michigan, Texas, California, and has expanded into the Southeast, positioning itself as a national player [6] - Focus on growth initiatives in middle market, business banking, and small business sectors, with plans to provide deeper insights into these areas in future conferences [7] Payments and Deposits Business - Significant investments in the payments sector, particularly in treasury management and card services, aiming to become a leader in payments [8][10] - The bank is actively deploying strategies to enhance core deposit growth through partnerships with high-growth verticals like embedded finance companies [11][12] - Aiming for a compound annual growth rate (CAGR) of 5% to 7% in deposits, with a focus on faster payments and fintech partnerships [17] Financial Performance and Growth - The "maximize product solution" for small businesses has grown from $74 million to over $1 billion in six quarters, showcasing effective deployment strategies [15] - Commercial sweeps have increased from $400 million to over $3.5 billion, indicating strong performance in deposit growth [15] - The bank is focused on maintaining a strong core deposit base while also exploring higher-yielding deposits [57] Market Conditions and Client Sentiment - Current market sentiment is improving, with loan growth observed across various sectors, although not yet at robust levels [38][39] - Clients are feeling more confident, but there is still uncertainty regarding tariffs and interest rates affecting M&A activity [43][44] - The bank is optimistic about the potential for loan growth, particularly in sectors like environmental services and technology [48] Capital Management - Comerica completed a $100 million common share repurchase, enhancing capital efficiency [75] - The bank maintains a strong capital position with a CET1 ratio above 12%, allowing for continued share buybacks and support for loan growth [76] Regulatory Environment - Potential changes in bank regulation could allow Comerica to focus more on revenue initiatives rather than compliance, which would be beneficial for growth [78][79] Additional Important Insights - The bank's service model combines big bank capabilities with personalized service, which is a key differentiator in the market [13][14] - The focus on wealth management and capital markets is expected to yield significant growth opportunities, particularly with the addition of M&A teams [63][66] - The bank is prepared to navigate potential credit challenges, with no immediate stress observed in specific industries [73] This summary encapsulates the key points discussed during the conference call, highlighting Comerica's strategic focus, market positioning, and growth initiatives in the banking sector.
X @Market Spotter
Market Spotter· 2025-03-26 16:01
What’s the most powerful use case for #Blockchain today?✅ Payments 💰✅ DeFi 📈✅ Gaming 🎮✅ Supply Chain 🔗Which one will lead in 2025? 🚀 ...