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GET /api/discover

Filter locations by score thresholds across all metros. Query parameters
NameTypeRequiredDefaultDescription
metrostringMetro slug filter.
compositeMinintMinimum composite score.
businessMinintMinimum Business Vitality.
safetyMinintMinimum Safety score.
limitint50Max results.
Example 
curl "https://axiomlocus.io/api/discover?metro=sf&compositeMin=60&safetyMin=50"
Response 
{ "total": 12, "results": [{ "h3_index": "...", "metro_slug": "sf", "location_name": "Mission District", "composite": 74 }] }
FieldTypeDescription
totalnumberNumber of matching locations
results[].compositenumberComposite score 0-100
results[].location_namestringNeighborhood name

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GET /api/nearby

Everything we know near a location — permits, POIs, schools, clinical trials, FDA events, zoning. Query parameters
NameTypeRequiredDefaultDescription
latfloat✓Latitude.
lngfloat✓Longitude.
Example 
curl "https://axiomlocus.io/api/nearby?lat=37.7749&lng=-122.4194"
Response 
{ "summary": { "permits": 45, "pois": 120, "schools": 3, "clinical_trials": 8 }, "recent": { ... } }
FieldTypeDescription
summaryobjectCount of records per data type within ~1km
recentobjectRecent records from each data type
Historical score trends for a metro or specific location. Query parameters
NameTypeRequiredDefaultDescription
metrostringMetro slug for aggregate trends.
h3_indexstringSpecific H3 cell for detailed trends.
daysint90Lookback period.
Example 
curl "https://axiomlocus.io/api/score-trends?metro=sf&days=30"
Response 
{ "metro": "sf", "days": 30, "trend": [{ "date": "2026-03-30", "avg_composite": 42, "cells": 20 }] }
FieldTypeDescription
trend[].datestringSnapshot date
trend[].avg_compositenumberAverage composite score for that date

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GET /api/schools

Nearby school quality ratings (1-10 scale). Query parameters
NameTypeRequiredDefaultDescription
latfloat✓Latitude.
lngfloat✓Longitude.
radiusfloat2Radius in miles.
limitint10Max results.
Example 
curl "https://axiomlocus.io/api/schools?lat=37.7749&lng=-122.4194&radius=1"
Response 
{ "total": 5, "schools": [{ "name": "Lincoln Elementary", "rating": 8, "enrollment": 450 }] }
FieldTypeDescription
schools[].ratingnumberQuality score 1-10
schools[].enrollmentnumberStudent enrollment

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GET /api/life-sciences

Clinical trials and FDA enforcement data by state or sponsor. Query parameters
NameTypeRequiredDefaultDescription
statestringUS state name.
sponsorstringSponsor name (partial match).
typestringallFilter: trials, fda, or all.
limitint50Max results.
Example 
curl "https://axiomlocus.io/api/life-sciences?state=Massachusetts&type=trials&limit=10"
Response 
{ "trials": { "total": 10, "data": [{ "nct_id": "NCT05754281", "sponsor": "Joslin Diabetes Center" }] } }
FieldTypeDescription
trials.data[].nct_idstringClinicalTrials.gov trial ID
trials.data[].sponsorstringLead sponsor organization

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GET /api/zoning

Zoning district rules — allowed uses, height limits, FAR, setbacks. Query parameters
NameTypeRequiredDefaultDescription
metrostring✓Metro slug.
codestringSpecific district code.
categorystringFilter: residential, commercial, industrial, mixed_use.
Example 
curl "https://axiomlocus.io/api/zoning?metro=denver&category=commercial"
Response 
{ "metro": "denver", "total": 8, "districts": [{ "district_code": "C-MX-5", "max_height_ft": 65, "max_far": 3.0 }] }
FieldTypeDescription
districts[].district_codestringZoning designation code
districts[].max_height_ftnumberMaximum building height in feet
districts[].max_farnumberFloor area ratio

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GET /api/export

Requires Bearer token.
Export scored location data as CSV or JSON. Requires Pro or Team plan. Query parameters
NameTypeRequiredDefaultDescription
metrostringMetro slug filter.
formatstringcsvcsv or json.
limitint1000Max rows (5000 max).
Example 
curl "https://axiomlocus.io/api/export?metro=sf&format=csv" -H "X-API-Key: al_xxx"
Response 
h3_index,metro_slug,location_name,composite,...
88283082e7fffff,sf,Mission District,74,...