Blog
Guides, updates, and ideas from the Pipeworx team.
Four models, 15 live-data questions, 11 ways — a blind-graded benchmark of grounding versus web search, with per-question receipts. Updated as we re-run it.
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More accurate and less expensive: grounding, benchmarked
We asked four models fifteen live-data questions three ways — alone, with web search, and grounded through Pipeworx. Grounding made every model more accurate and cheaper at the same time. The receipts are public.
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Revternal is coming to Pipeworx: developer intelligence for AI agents
Pipeworx and Revternal are partnering to bring real-time developer intelligence — search, enrichment, and activity signals — to AI agents through the Pipeworx gateway.
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Company verification for AI agents: registries with receipts
KYB checks, officer and ownership lookups, lapsed-LEI screening, and supplier vetting — run live against Companies House, Brønnøysund, GLEIF, and SAM.gov through one MCP endpoint.
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Four pharma workflows your AI agent can ground in primary sources
Safety-signal lookups, trial-landscape scans, and literature monitoring — each run live against openFDA, ClinicalTrials.gov, and PubMed through one MCP endpoint, with the source in every answer.
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The SpaceX API Went Dark. We Put the Data Back Online.
api.spacexdata.com was archived in June and its origin now returns TLS errors — breaking thousands of tutorials, dashboards, and demo apps. We rebuilt its datasets from the original upstream sources, current again and synced 4x daily. Free REST routes + MCP.
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Monitoring EU Tenders with an AI Agent: TED + OpenAI Agent Builder
One of the busiest production workloads on Pipeworx is EU procurement monitoring built in OpenAI Agent Builder. Here's the pattern, step by step — TED tender search as an MCP tool, no code and no API key.
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Implementing SEP-2127 server cards on an 810-pack gateway
What we shipped, the two ambiguities we flagged, and the path-location refactor that landed in experimental-ext-server-card#22.
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OpenAI Codex CLI Gets Live Data With One TOML Block
Codex is great at code. It can't see SEC filings, FDA approvals, FRED data, or federal contracts — until you point it at Pipeworx. One line in config.toml gives it 3,000+ live-data tools across 660 sources.
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The MCP Context Tax — Notes from Running 605 Tool Packs
Mounting more MCP servers makes your agent worse, not better. After a year and ~4M tool calls through the Pipeworx gateway, here's what we see about tool count, context bloat, and on-demand routing.
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Three MCPs we host for live US financial data: SEC 8-Ks, prediction-market spreads, Congress trades
sec-events, arb-alerts, and politician-trades — proprietary Pipeworx packs that ingest, enrich, and serve data nobody else exposes through MCP. Free anonymous tier, no signup.
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What AI Agents Asked Pipeworx This Week — May 25, 2026
259 AI agents made 5,691 live-data calls through Pipeworx in the last 7 days. The top tools and packs they reached for, ranked.
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Polymarket for AI Agents — Live Prediction-Market Odds via MCP
Polymarket is the largest prediction market in the world. Pipeworx gives AI agents live access to ~10k active markets — odds, volume, price history, orderbook depth.
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SEC 8-K Event Triage for AI Agents — Auto-Classified, Severity-Ranked
Every US public company files an 8-K when something material happens. Pipeworx's sec-events pack pre-classifies every filing by severity so AI agents get the news that mattered, not just a list.
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USAspending Federal Contracts for AI Agents — Sub-Second Search
USAspending.gov holds every federal contract award since 2008. Pipeworx gives AI agents sub-second full-text search across it, without the timeouts that make the live API hard to build on.
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From AlphaFold to FDA, in one MCP gateway
We shipped 14 life-sciences data sources to the Pipeworx gateway this week — protein structures, bioactivity, pathways, trials, and regulatory data, all reachable through one MCP endpoint.
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Builder-Validator with Pipeworx: structural fact-checking for AI agents
The Builder-Validator pattern catches AI hallucination by giving two agents structurally incompatible incentives. Pipeworx ships the validator side as a meta-tool — validate_claim grounds natural-language financial claims against SEC XBRL.
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Hierarchical navigation isn't the same problem as tool selection
The 'tens of thousands of MCP tools and the agent still works' demos floating around right now demonstrate something real — but it isn't what most people are taking away from them.
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The one-line filter that hid 200 lines of working ranking code
Telemetry showed our semantic-search boosts were scoring correctly. The API returned the wrong order anyway. The bug was four characters of TypeScript.
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How we cut our MCP gateway's error rate from 28% to 7% by reading the logs
What we found when we paginated through a week of usage_logs and let the data point us at fixes: arg-validation crashes, upstream rate limits, and agents misrouting between similar packs.
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Pipeworx now implements the full MCP protocol
Tools, Resources, Prompts, plus five meta-tools that collapse multi-call patterns into one. What most MCP servers ship versus what an agent actually needs.
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Connecting AI Agents to US Government Data: FRED, BLS, Census, EPA, and Beyond
The US government publishes enormous amounts of high-quality data. Pipeworx wraps FRED, BLS, Census, SEC, FDA, EPA, USDA, HUD, and Treasury into MCP tools.
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What Makes a Good Data Source for AI? Primary Sources, Not Scraped Data
For AI agents making real decisions, data provenance matters. Pipeworx only wraps sources where someone who cares is behind the data — federal agencies, regulators, and established providers.
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Building a Pharma Competitive Intelligence Report in 60 Seconds
Walk through building a GLP-1 drug competitive landscape report using FDA, ClinicalTrials.gov, RxNorm, PubMed, and SEC data through Pipeworx PharmaPulse.
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Property Valuation with AI: How ATTOM Data Gives Your Agent Real Estate Intelligence
ATTOM property data — AVMs, sales history, tax assessments, rental estimates — accessible to AI agents through Pipeworx Housing Intel. Bring your ATTOM API key; Pipeworx handles the MCP wiring.
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FRED for AI Agents: 800,000 Economic Time Series Through MCP
The Federal Reserve's FRED database has 800K+ time series. Pipeworx gives your AI agent direct access — mortgage rates, GDP, unemployment, inflation, and more.
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The Retail Investor's AI Edge: Live SEC Filings, Bank Health, and DeFi Analytics
Institutional investors have Bloomberg. Now retail investors have AI agents with live SEC, FDIC, CFPB, and DeFi data through Pipeworx FinTech.
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One URL, 44 Tools: How Pipeworx Chains Data Sources into Domain Experts
Pipeworx compound tools chain FRED, ATTOM, SEC EDGAR, FDA, and other sources into single calls that synthesize data the way an analyst team would.
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Why Your AI Needs Live Data, Not Training Data
Training data has a cutoff. Web search returns scraped noise. For decisions about housing, finance, trade, and compliance, your AI needs live primary-source data.
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EPA Compliance Data for AI: Environmental Violations, Emissions, and Toxic Releases
Give your AI agent access to EPA enforcement data, greenhouse gas emissions, and toxic releases through Pipeworx GreenLens — 20 tools from 6 data sources.
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119 Free MCP Tools for AI Agents — No API Keys Required
Pipeworx hosts 119 MCP tool packs covering weather, science, finance, gaming, and more. Connect any AI agent in one line — free, no API keys.
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Agricultural Commodity Intelligence: USDA Data for AI Agents
Connect your AI agent to USDA crop production, livestock data, global trade flows, and energy markets through Pipeworx AgriPulse — 30 tools from 8 data sources.
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Finding Federal Contracts with AI: SAM.gov, USAspending, and SBIR Data
Give your AI access to federal contract opportunities, spending data, and SBIR awards through Pipeworx GovCon Radar — procurement intelligence from 5 data sources.
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What Is the US Trade Deficit? How AI Agents Answer Complex Trade Questions
Your AI can answer trade policy questions with live data from UN Comtrade, Census Bureau, Treasury, FRED, and BLS through Pipeworx TradeGuard — 22 tools.
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Tracking Drug Safety with AI: FDA Adverse Events, Clinical Trials, and Drug Interactions
Connect your AI to ClinicalTrials.gov, OpenFDA, RxNorm, PubMed, and SEC EDGAR through Pipeworx PharmaPulse — 25 tools for life sciences intelligence.
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SEC EDGAR for AI Agents: Real-Time Financial Filings in One MCP Connection
Give your AI agent access to SEC EDGAR filings, FDIC bank data, consumer complaints, DeFi analytics, and 8 more financial data sources through Pipeworx FinTech.
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How to Give Your AI Access to Live Housing Market Data
Connect your AI agent to mortgage rates, property valuations, and affordability metrics from FRED, ATTOM, Altos, and 5 more sources through Pipeworx Housing Intel.
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