ai-setup
Discovered Materials – AI Agents for Chip Heat Problems
Discovered Materials builds AI agents that discover new materials for semiconductor chips, backed by a $9M seed round led by Lightspeed with YC P26 backing.
#ai-setup#dev-tools#yc
Tag
YC Posts for AI Developers
18 posts tagged #yc
Browse 18 posts tagged YC, including practical setup notes, reviews, comparisons, and workflow patterns for engineers working with AI tools.
All Posts
ai-setup
Tokenless – Cut Your LLM Inference Bill in Half
Tokenless is a YC S26 model router that fans out API calls to multiple models, selects the best responder, and cancels the rest — dropping costs by 50 percent with no quality loss.
#llm#inference#cost-optimization
ai-setup
Coasty – #1 Computer-Use AI Agent API at $0.05/predict
Coasty ranks #1 on OSWorld (85.60%) and ships a production computer-use API with 1,000+ OAuth integrations, MCP server, and a $99/mo flat Unlimited plan.
#ai-agent#computer-use#api
dev-tools
Sena - Search YC People with Natural Language
Find any YC founder, investor, or alumni instantly using conversational search. Sena's YC Network directory covers 6,876 people and supports natural language queries.
#dev-tools#yc#search
ai-setup
Dedalus Labs – Persistent Linux VMs for AI Agents in 250ms
Dedalus Labs launches persistent Linux machines that boot in under 250ms with full VM isolation. Connect any LLM to any MCP tool without YAML or Dockerfile config.
#ai-setup#dev-tools#agent
dev-tools
Simplex - Browser Automation Built for Developers
Simplex provides API-first browser automation infrastructure — headless browsers, proxies, and captcha solving without managing your own browser fleet. YC S24.
#browser-automation#dev-tools#yc
dev-tools
ContextFort - AI Agent Security and Observability
YC-backed endpoint security for AI coding agents. Monitors Cursor and Claude Code at OS level with eBPF and ESF. Tracks file access, network, and processes independently.
#ai-security#developer-tools#observability
dev-tools
machine0 - Persistent NixOS VMs from the CLI
machine0 gives developers persistent NixOS and Ubuntu VMs with static IPs, per-minute billing, and an MCP server so AI agents can provision infrastructure from the terminal.
#nixos#cloud-vms#cli
dev-tools
Intuned - AI-Powered Browser Automation as Code
YC S22 startup Intuned lets you build, deploy, and maintain browser automations as code. An AI agent writes Playwright scripts and auto-heals them when sites change.
#browser-automation#ai-agent#playwright
dev-tools
Superglue - AI Integration Platform for Any API
Superglue (YC W25) turns natural language into production API integrations. Build workflows connecting Stripe, Salesforce, legacy SOAP, and more with schema drift detection and MCP support.
#ai-agents#api-integration#developer-tools
dev-tools
Chert - iMessage API for Business Messaging at Scale
Chert provides a REST API for businesses to send, receive, and automate iMessage conversations at scale, with SMS fallback and line health monitoring built in.
#dev-tools#api#messaging
dev-tools
Runtime - Team-Wide AI Coding Agents Without the Chaos
Runtime gives your whole team safe access to Claude Code, Codex, and other coding agents with snapshot environments, scoped secrets, and infrastructure-level.
#ai-agents#developer-tools#coding-agents
review
BitBoard – AI Agents for Healthcare Back-Offices
AI agents that automate intake forms, chart prep, and referrals in healthcare clinics. HIPAA compliant with deterministic checks.
#ai-agents#healthcare#automation
dev-tools
Drifting in Space – Server Process for Every User
YC W22 startup that gives every web app user their own dedicated server-side process, enabling low-latency browser-based apps like video editors and IDEs.
#dev-tools#infrastructure#browser
dev-tools
HumanLayer – Human-in-the-Loop API for AI Agents
HumanLayer is a YC-backed API that lets AI agents request human approval at critical steps during execution, enabling safe production deployment of autonomous.
#ai-agent#human-in-the-loop#api
ai-setup
Dedalus Labs – Full Linux Machines for AI Agents in 250ms
Dedalus Labs spins up persistent full Linux VMs for AI agents in under 250ms. No Dockerfiles, no YAML configs — just SSH, GPU, and a Python SDK.
#ai-agents#mcp#dev-tools
dev-tools
Twill.ai – Cloud Agents That Auto-Submit PRs
Twill.ai is a YC S25 startup that lets you hand off coding tasks to cloud AI agents and get back finished pull requests on GitHub—no local setup required.
#ai-agents#github#developer-tools
review
Mosaic – Agentic Video Editing With a Node-Based Canvas
Mosaic lets you build and run multimodal AI video editing agents on a node-based canvas. Upload raw footage, design a workflow, and let AI handle the heavy.
#ai-video#video-editing#agentic-ai