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The Magic of Conversational Surveys
One-minute survey: What is the future of user research?
Will All User Interfaces Become AI Chat?
Will All User Interfaces Become AI Chat?
Building Production-Ready MCP Servers at Scale
Automatic LLM Context Using Screen Captures
Dynamic Client-Side Chart Generation with LLMs and Plotly
Why Server-Side Charts Suck – We Moved Rendering to the Client in Our Chat SDK
We Built Real-Time Chart Visualization in Our Chat SDK
Generating Production-Ready MCP Servers
Show HN: Coherence – 5 min agentic chat SDK
Coherence is the fastest way to add a chat interface to your app - it has access to your backend data using existing authentication, and supports adding 3rd party data to the agent via MCP servers where Coherence manages all the hosting and OAuth headaches.
We built a better way to manage last mile human review
Most teams are stuck cobbling together brittle systems: Slack alerts when models are uncertain, spreadsheets to track review outcomes and result quality, manual tagging and triage by engineers, business teams waiting on dev cycles to change rules and integrations.
We built Coherence to solve this. It’s a control plane for production AI that brings structured human oversight into your app with just one simple API call. With Coherence, teams can: Route edge cases to the right human reviewer in real-time, let business users own the rules and thresholds with no dev time required, monitor what’s being flagged and how it’s resolved, improve AI behavior over time via structured feedback loops.
If you’re deploying AI where correctness matters — and spreadsheets aren't cutting it — we’d love your thoughts. We're currently looking for more design partners and early users to help us shape a great product!
Show HN: Generative AI for Evals
https://www.withcoherence.com/
We built a tool to help AI developers replace "vibes-based" testing with structured evaluations. Coherence generates realistic test cases to rigorously test prompts before they hit production, allowing you to iterate quickly and catch edge cases early. Our approach uses model ensembles and mixture of agents to deliver high-quality synthetic data without waiting for production traces or SME input.
Show HN: Synthetic Data Studio for LLMs
https://www.withcoherence.com/
We've built a data generation studio that creates robust test datasets for testing their LLM applications in just minutes. In talking to lots of teams building with LLMs, we discovered a critical gap: everyone wants to build AI products, but acquiring, labelling, and organizing test data for tasks is a massive challenge.The current approaches to creating "golden datasets" for LLM testing are...
The current approaches to creating "golden datasets" for LLM testing are either infrastructure-heavy (observability-based) or time-consuming (manual creation). Many teams end up relying on intuition-based development, which leaves crucial questions unanswered about model selection, edge cases, and performance optimization.
Our solution generates comprehensive, realistic test datasets tailored to your specific use cases. You provide context (existing examples, domain information, or system prompts), and it creates robust test data that helps you:
- Balance distribution across your test suite including edge cases - Evaluate prompt effectiveness across various scenarios - Compare and optimize model selection - Identify and handle edge cases systematically - Assess performance across diverse use cases - Support rapid R&D experimentation with different data shapes
We're launching this as the first data studio focused on giving AI engineers both speed and precision in their development workflow. If you're building AI products, we'd love your feedback on our approach to making LLM testing more reliable and efficient.
Check out what we’re building at https://www.withcoherence.com/
Coherence – expert-quality synthetic data made simple
Show HN: Coherence – Generate synthetic data for LLM testing 10x faster
https://www.withcoherence.com/
We've built a data generation studio that helps engineering teams create robust test datasets for their LLM applications in a fraction of the time it usually takes. While working with hundreds of engineering teams on DevOps automation, we discovered a critical gap: everyone wants to build AI products, but acquiring, labelling, and organizing test data for tasks is a massive challenge.The...
Coolify and cnc are very different technical solutions. Coolify is a server you deploy to a VM that then can schedule workloads onto that VM, managing features like ingress and updates. cnc is a client-side CLI that schedules workloads into managed cloud services like lambda, cloud run, ECS, or Kubernetes. It orchestrates public cloud provided services instead of providing them itself (e.g. RDS vs. MySQL in a docker container on a VM). The trade-offs here are too big for a comment and both are a great fit for different use cases. We dive in a bit deeper with our POV here: https://www.withcoherence.com/post/the-2024-web-hosting-repo...
Coolify is awesome software, and alongside similar tools like Caprover, Dokku, and Cloud66, it has its role. But for business use-cases I believe that giving up managed cloud services is too big a leap to make sense, and that a middle-ground approach will win in the long term.
Show HN: The First Serverless PaaS in Your Own Cloud Account
https://docs.withcoherence.com/reference-architectures/aws/lambda-lite/
Hey HN, Zach here, cofounder of Coherence (withcoherence.com). We’re excited to announce the launch of free-tier compatible serverless deployment options for both AWS and Google Cloud Platform (GCP). This new functionality enables developers to deploy applications directly to AWS Lambda and GCP Cloud Run, leveraging the power of serverless architectures without intermediary platforms. We hope...