ArticleEngineering
Company Data API vs Scraping: What to Build On
A builder's comparison of scraping pipelines and verified company data APIs, weighed on provenance, identity resolution and true maintenance cost.
Sep 10, 2026 · 10 min read
⟨ THE ASTROFABRIC BLOG ⟩
Field notes from the agentic GTM era.
Articles on where go-to-market data is going, playbooks you can run today, and reports on what the data says - written by the team building the agents that source, enrich, verify and deliver it.
⟨ THE REFERENCE SHELF ⟩
Get clear on the terminology.
Explore 64 guides to AI agents, prospecting, business data and reliable delivery, with examples and sources.
ArticleEngineering
Agentic Data Infrastructure vs the Modern Data Stack
The modern data stack analyzes what happened. Agentic data infrastructure discovers, verifies and streams new intelligence. A guide to where each belongs.
Sep 8, 2026 · 9 min read
ArticleEngineering
Person Data API: What to Check Before You Integrate
A developer's evaluation checklist for any person data API: coverage, contact verification, provenance, idempotent delivery and scoped access.
Sep 6, 2026 · 10 min read
ArticleEngineering
Company Enrichment API: A Buyer's and Builder's Guide
How to evaluate a company enrichment API as data infrastructure: coverage, waterfall behavior, verification, idempotent delivery and provenance.
Sep 5, 2026 · 10 min read
ArticleEngineering
LangGraph vs CrewAI vs AutoGen: Which Fits Your Team?
A code-level comparison of the three most-asked-about agent building frameworks, with the same pipeline built in each and an honest build-vs-buy verdict.
Sep 1, 2026 · 9 min read
ArticleEngineering
How to Choose a Vector Database for RAG
A workload-first framework for picking a vector database for RAG, with a worked sizing example, pgvector vs Pinecone guidance, and a decision checklist.
Aug 27, 2026 · 9 min read
ArticleEngineering
Agentic RAG: When Retrieval Becomes a Decision
Agentic RAG turns retrieval into a decision loop: agents that plan queries, re-retrieve on gaps, and verify answers. A concrete architecture walkthrough.
Aug 17, 2026 · 9 min read
ArticleEngineering
How to Build a RAG Pipeline: From Ingestion to Answer
A stage-by-stage walkthrough of a production RAG pipeline - ingest, chunk, embed, retrieve, rerank, generate - with the failure modes at every step.
Aug 17, 2026 · 10 min read
ComparisonEngineering
RAG vs fine-tuning: when to retrieve and when to train
RAG retrieves knowledge at answer time; fine-tuning trains it into the weights - what each changes, the cost and freshness trade-offs, and when each one wins.
Aug 14, 2026 · 7 min read
GuideEngineering
What is RAG? Retrieval-Augmented Generation, explained
Retrieval-Augmented Generation grounds LLM answers in retrieved documents - the definition, the pipeline step by step, and why RAG citations matter to marketers.
Aug 14, 2026 · 8 min read
ArticleEngineering
Designing budgets for autonomous agents
Reserve-then-settle ledgers, per-run ceilings, graceful degradation and idempotency - the four mechanics that make autonomy financially safe.
Aug 3, 2026 · 5 min read
ArticleEngineering
Metering that actually stops
Budget caps are only real if something is checked before the money leaves. Inside the ledger and the degradation ladder.
Jul 28, 2026 · 3 min read
ArticleEngineering
Point Claude at your GTM data
The hosted MCP server: one config entry, the whole data catalog, the same credit guardrails.
Jul 22, 2026 · 3 min read
⟨ RUN IT INSTEAD OF READING IT ⟩
Every playbook on this blog ships as a runnable mission.
Open a workspace and the playbook library is waiting - describe the outcome and the agents carry it end to end, on your plan's monthly credits.