Latest · MCP servers
best MCP servers for sales prospecting
A builder's comparison of MCP servers purpose-built for sales prospecting — Lusha, Explorium, Prospeo, and the broader field — evaluated on whether they…
Read the piece →Notes from the data layer
Agent-driven GTM · written as we build it
b2b data enrichment API comparison
Most enrichment API comparisons rank on coverage and price — the wrong metrics for AI-agent GTM. This post builds an evaluation framework for builders…
AI SDR hallucination
AI SDRs hallucinate in four distinct ways: wrong company data, fabricated contact details, invented intent signals, and stale firmographics — each with a…
abm direct mail
Direct mail works best as a proactive, cold-capable first-touch in an ABM sequence — not a follow-up fallback. AI agents can now orchestrate the entire…
enrichment MCP server
An enrichment MCP server exposes data-enrichment tools — company lookup, contact verification, account search — through the Model Context Protocol so AI…
The Best People Data Labs Alternative for AI Agents That Need Cited, Confidence-Scored B2B Data
People Data Labs returns raw data records that developers integrate themselves — a solid infrastructure choice, but a significant overhead for teams…
B2B Enrichment Pricing for Agent Workloads: No Subscription, No Per-Field Bills
Most enrichment APIs charge a monthly subscription, per-field fees, or credits that expire — pricing models built for human dashboards, not agent…
The Best Clearbit Alternative: What to Use Now That Clearbit Is HubSpot-Only
HubSpot's acquisition of Clearbit and its rebranding as Breeze Intelligence — now HubSpot-exclusive after the standalone tools were sunset on April 30,…
ZoomInfo alternatives
ZoomInfo is built for a sales team with a seat and a login. If you're wiring data into a pipeline — or an agent is doing the calling — the alternative you…
How to find verified work emails with an API
What "verified" honestly means for a work email, how an API finds and checks one, and how to wire it so an AI agent can trust the result instead of guessing.
The MCP server for B2B enrichment
A short, honest field guide to MCP enrichment servers an AI agent can call as a native tool — what separates a good one from a REST wrapper, and how to…
Clay alternatives for AI agents
Clay is the best orchestration canvas for a human building an enrichment workflow. If an AI agent is the one calling, you want a different shape — an API…
The best enrichment API for AI agents
A working guide to choosing an enrichment API an AI agent can call directly — the criteria that actually matter for autonomous work, how the main options…
Apollo alternatives
Apollo bundles a contact database with sales engagement in one seat-and-login platform. The right alternative depends on which half you're actually…
The account-based marketing API, explained
What an "account-based marketing API" actually is, why the term is contested (Apple Business Manager, Versium), and how to tell a real one from a rebadged…
Why Your AI SDR Is Hallucinating Prospect Data — And How to Stop It
AI SDR agents hallucinate prospect data when they lack source provenance, reconciled enrichment, and access to internal company docs like ICP definitions…
How to Enrich a Contact List for Your AI Agent
AI agents acting on bad enrichment data don't catch errors — they scale them. This post breaks down the seed-to-intelligence pipeline your AI agent…
The Best B2B Enrichment API for Autonomous Agents (And Why Failure Rate Beats Throughput)
Autonomous agents fail at machine speed when enrichment data is wrong — and most B2B enrichment APIs were designed for humans in the loop, not agent…
Company and Contact Data with Citations and Confidence Scores — What the abm.dev API Actually Returns
The abm.dev API returns company and contact enrichment data with field-level citations and confidence scores, aggregated from ten providers into…
MCP Enrichment: Giving Your AI Agent a Verified Data Layer It Can Call Over MCP
AI agents fail when they act on unverified enrichment data at machine speed — bad emails, stale titles, confidence-free fields passed as ground truth.…