{"id":12306,"name":"Frontera Signal","description":"Construction data for the Rio Grande Valley, Texas, paid per call: weekly permits, building-input prices, housing supply and labor for Hidalgo and Cameron counties; commercial projects, projects near an address, company track records with trade licenses, monthly housing permits and filed cost per square foot for Hidalgo, Cameron, Starr and Willacy; Hidalgo County parcel records; shelf prices for common building materials. No account or API key: each call is paid with x402.","card_url":"https://fronterasignal.com/.well-known/agent-card.json","endpoint":"https://fronterasignal.com/api/v1","protocol_version":"0.3.0","first_seen":"2026-10-10T13:47:56.960284+00:00","last_verified":"2026-10-10T16:42:22.375240+00:00","card":{"mcp":{"url":"https://fronterasignal.com/mcp","about":"Free and read-only: the paid endpoints and prices, a real sample per endpoint, the exact paid URL for your parameters and the free latest-4-weeks series. Payment stays on the HTTP API.","price":"free","tools":["list_endpoints","get_sample","how_to_pay","get_free_series"],"transport":"streamable-http"},"url":"https://fronterasignal.com/api/v1","name":"Frontera Signal","skills":[{"id":"snapshot","name":"City construction snapshot","tags":["construction","rio-grande-valley","texas","snapshot"],"examples":["Is McAllen's housing market oversupplied and are building costs rising this week?"],"inputModes":["text/plain"],"description":"One Valley city's (or the whole Valley's) latest permits, monthly housing permits by structure type, sales-tax receipts, housing supply, building-input and material prices, labor conditions, newest commercial projects and this morning's mortgage rate, 10-year yield and diesel price, every value dated. GET https://fronterasignal.com/api/v1/snapshot, $0.02 per call. Free sample: https://fronterasignal.com/data/v1/samples/snapshot.json","outputModes":["application/json"]},{"id":"projects","name":"New commercial projects","tags":["construction","rio-grande-valley","texas","projects"],"examples":["What commercial projects were registered in Hidalgo County since Sept 1, who owns them and how big are they?"],"inputModes":["text/plain"],"description":"Commercial projects filed with the state before they build: name, address, owner, design firm, estimated cost, square feet, start and end dates, newest first. GET https://fronterasignal.com/api/v1/projects, $0.03 per call. Free sample: https://fronterasignal.com/data/v1/samples/projects.json","outputModes":["application/json"]},{"id":"companies","name":"Company track record","tags":["construction","rio-grande-valley","texas","companies"],"examples":["How many projects has this developer filed in the Valley since 2024, and how large was the biggest one?"],"inputModes":["text/plain"],"description":"For each matching owner, design firm or licensed contractor business: project count, total and largest filed cost, cities, first and last filing, its 10 newest projects and its state trade licenses (type, current or expired, expiry, county). GET https://fronterasignal.com/api/v1/companies, $0.02 per call. Free sample: https://fronterasignal.com/data/v1/samples/companies.json","outputModes":["application/json"]},{"id":"nearby","name":"Projects near an address","tags":["construction","rio-grande-valley","texas","nearby"],"examples":["How many commercial projects were filed within two miles of 1201 E Capote Central Ave, Pharr, and what are they worth?"],"inputModes":["text/plain"],"description":"Filed commercial projects within a radius of a Valley street address: how many, their summed and largest filed cost, a split by type of work, and each project with its distance and map point, nearest first. GET https://fronterasignal.com/api/v1/nearby, $0.03 per call. Free sample: https://fronterasignal.com/data/v1/samples/nearby.json","outputModes":["application/json"]},{"id":"parcel","name":"Parcel record for an address","tags":["construction","rio-grande-valley","texas","parcel"],"examples":["What is the parcel id, building size and market value of 800 S 10th St, McAllen?"],"inputModes":["text/plain"],"description":"The Hidalgo County parcel at a street address: parcel and map ids, property class, acres, year built, building square feet, last deed date and type, market, appraised and assessed values with their date, taxing units, the owner when it is an organization, and flood map status. GET https://fronterasignal.com/api/v1/parcel, $0.04 per call. Free sample: https://fronterasignal.com/data/v1/samples/parcel.json","outputModes":["application/json"]},{"id":"cost-per-sqft","name":"Filed cost per square foot","tags":["construction","rio-grande-valley","texas","cost-per-sqft"],"examples":["What does new commercial construction cost per square foot in Hidalgo County right now?"],"inputModes":["text/plain"],"description":"Median and middle half (25th to 75th percentile) of filed cost per square foot by county and type of work, with n and the date range. GET https://fronterasignal.com/api/v1/cost-per-sqft, $0.03 per call. Free sample: https://fronterasignal.com/data/v1/samples/cost-per-sqft.json","outputModes":["application/json"]},{"id":"materials","name":"Building material shelf prices","tags":["construction","rio-grande-valley","texas","materials"],"examples":["What does a sheet of 7/16 OSB cost in McAllen this week?"],"inputModes":["text/plain"],"description":"Dated shelf prices for common building materials at Valley big-box stores and a local yard, newest price per item and store first. GET https://fronterasignal.com/api/v1/materials, $0.01 per call. Free sample: https://fronterasignal.com/data/v1/samples/materials.json","outputModes":["application/json"]},{"id":"series-permits-weekly","name":"Building permits by week","tags":["construction","rio-grande-valley","texas","weekly-series"],"examples":["Are McAllen single-family permits up or down over the last two months?"],"inputModes":["text/plain"],"description":"Building-permit counts by Valley city, permit class and ISO week, each row reported, dark or no_reading. GET https://fronterasignal.com/api/v1/series/permits-weekly, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-permits-weekly.json","outputModes":["application/json"]},{"id":"series-permits-monthly","name":"Housing permits by month","tags":["construction","rio-grande-valley","texas","series-permits-monthly"],"examples":["How many single-family homes did Brownsville permit each month this year?"],"inputModes":["text/plain"],"description":"New housing units and buildings authorized by permit each month, by structure type (single-family, 2 units, 3-4 units, 5 or more) with valuation, for Valley cities and unincorporated county areas, plus each year-to-date total. GET https://fronterasignal.com/api/v1/series/permits-monthly, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-permits-monthly.json","outputModes":["application/json"]},{"id":"series-cost-basket-weekly","name":"Building-input prices by week","tags":["construction","rio-grande-valley","texas","weekly-series"],"examples":["Has framing lumber gone up or down since August?"],"inputModes":["text/plain"],"description":"Level, unit and direction (up, down, flat) of framing lumber, studs, OSB, drywall, rebar, copper, diesel, the 30-year mortgage rate and the construction producer price index, by week. GET https://fronterasignal.com/api/v1/series/cost-basket-weekly, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-cost-basket-weekly.json","outputModes":["application/json"]},{"id":"series-absorption","name":"Housing supply by week","tags":["construction","rio-grande-valley","texas","weekly-series"],"examples":["Is the McAllen metro carrying more than six months of housing supply?"],"inputModes":["text/plain"],"description":"Months of supply, homes for sale, homes sold, days on market and typical home value for the McAllen and Brownsville metros, as read each week. GET https://fronterasignal.com/api/v1/series/absorption, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-absorption.json","outputModes":["application/json"]},{"id":"series-labor-ranges","name":"Labor and financing conditions","tags":["construction","rio-grande-valley","texas","weekly-series"],"examples":["How long does it take to build a 2,100 sq ft house in the Valley right now?"],"inputModes":["text/plain"],"description":"Build time for a 2,100 sq ft house, the immigration-enforcement climate and the construction-loan trend in the Valley, by week. GET https://fronterasignal.com/api/v1/series/labor-ranges, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-labor-ranges.json","outputModes":["application/json"]},{"id":"series-calls","name":"Forecast track record","tags":["construction","rio-grande-valley","texas","weekly-series"],"examples":["How many of Frontera Signal's forecasts have been graded HIT?"],"inputModes":["text/plain"],"description":"Every dated forecast Frontera Signal has made, with its resolve-by date and grade (HIT, MISS, PUSH, OPEN). GET https://fronterasignal.com/api/v1/series/calls, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-calls.json","outputModes":["application/json"]},{"id":"issue","name":"Weekly briefing as JSON","tags":["construction","rio-grande-valley","texas","issue"],"examples":["What changed in Valley construction this week?"],"inputModes":["text/plain"],"description":"One weekly briefing as JSON: title, summary, key figures with dates and sources, chart data and the full text, in English or Spanish. GET https://fronterasignal.com/api/v1/issue, $0.25 per call. Free sample: https://fronterasignal.com/data/v1/samples/issue.json","outputModes":["application/json"]}],"payment":{"live":true,"asset":"USDC","prices":{"issue":"$0.25","nearby":"$0.03","parcel":"$0.04","projects":"$0.03","snapshot":"$0.02","companies":"$0.02","materials":"$0.01","series-calls":"$0.05","cost-per-sqft":"$0.03","series-absorption":"$0.05","series-labor-ranges":"$0.05","series-permits-weekly":"$0.05","series-permits-monthly":"$0.05","series-cost-basket-weekly":"$0.05"},"scheme":"exact","network":"eip155:8453","version":2,"protocol":"x402","how_to_pay":"x402 v2, USDC on Base; retry with PAYMENT-SIGNATURE"},"version":"1.3.0","provider":{"url":"https://fronterasignal.com","organization":"Frontera Signal"},"description":"Construction data for the Rio Grande Valley, Texas, paid per call: weekly permits, building-input prices, housing supply and labor for Hidalgo and Cameron counties; commercial projects, projects near an address, company track records with trade licenses, monthly housing permits and filed cost per square foot for Hidalgo, Cameron, Starr and Willacy; Hidalgo County parcel records; shelf prices for common building materials. No account or API key: each call is paid with x402.","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"protocolVersion":"0.3.0","documentationUrl":"https://fronterasignal.com/openapi.json","defaultInputModes":["text/plain"],"defaultOutputModes":["application/json"]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-10T16:42:22.375240+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_check":{"checked_at":"2026-10-10T16:42:22.37524+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://fronterasignal.com/.well-known/agent-card.json"],"skills":[{"skill_id":"materials","name":"Building material shelf prices","description":"Dated shelf prices for common building materials at Valley big-box stores and a local yard, newest price per item and store first. GET https://fronterasignal.com/api/v1/materials, $0.01 per call. Free sample: https://fronterasignal.com/data/v1/samples/materials.json","tags":["construction","rio-grande-valley","texas","materials"],"quality_warning":false},{"skill_id":"series-permits-weekly","name":"Building permits by week","description":"Building-permit counts by Valley city, permit class and ISO week, each row reported, dark or no_reading. GET https://fronterasignal.com/api/v1/series/permits-weekly, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-permits-weekly.json","tags":["construction","rio-grande-valley","texas","weekly-series"],"quality_warning":false},{"skill_id":"series-cost-basket-weekly","name":"Building-input prices by week","description":"Level, unit and direction (up, down, flat) of framing lumber, studs, OSB, drywall, rebar, copper, diesel, the 30-year mortgage rate and the construction producer price index, by week. GET https://fronterasignal.com/api/v1/series/cost-basket-weekly, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-cost-basket-weekly.json","tags":["construction","rio-grande-valley","texas","weekly-series"],"quality_warning":false},{"skill_id":"snapshot","name":"City construction snapshot","description":"One Valley city's (or the whole Valley's) latest permits, monthly housing permits by structure type, sales-tax receipts, housing supply, building-input and material prices, labor conditions, newest commercial projects and this morning's mortgage rate, 10-year yield and diesel price, every value dated. GET https://fronterasignal.com/api/v1/snapshot, $0.02 per call. Free sample: https://fronterasignal.com/data/v1/samples/snapshot.json","tags":["construction","rio-grande-valley","texas","snapshot"],"quality_warning":false},{"skill_id":"companies","name":"Company track record","description":"For each matching owner, design firm or licensed contractor business: project count, total and largest filed cost, cities, first and last filing, its 10 newest projects and its state trade licenses (type, current or expired, expiry, county). GET https://fronterasignal.com/api/v1/companies, $0.02 per call. Free sample: https://fronterasignal.com/data/v1/samples/companies.json","tags":["construction","rio-grande-valley","texas","companies"],"quality_warning":false},{"skill_id":"cost-per-sqft","name":"Filed cost per square foot","description":"Median and middle half (25th to 75th percentile) of filed cost per square foot by county and type of work, with n and the date range. GET https://fronterasignal.com/api/v1/cost-per-sqft, $0.03 per call. Free sample: https://fronterasignal.com/data/v1/samples/cost-per-sqft.json","tags":["construction","rio-grande-valley","texas","cost-per-sqft"],"quality_warning":false},{"skill_id":"series-calls","name":"Forecast track record","description":"Every dated forecast Frontera Signal has made, with its resolve-by date and grade (HIT, MISS, PUSH, OPEN). GET https://fronterasignal.com/api/v1/series/calls, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-calls.json","tags":["construction","rio-grande-valley","texas","weekly-series"],"quality_warning":false},{"skill_id":"series-permits-monthly","name":"Housing permits by month","description":"New housing units and buildings authorized by permit each month, by structure type (single-family, 2 units, 3-4 units, 5 or more) with valuation, for Valley cities and unincorporated county areas, plus each year-to-date total. GET https://fronterasignal.com/api/v1/series/permits-monthly, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-permits-monthly.json","tags":["construction","rio-grande-valley","texas","series-permits-monthly"],"quality_warning":false},{"skill_id":"series-absorption","name":"Housing supply by week","description":"Months of supply, homes for sale, homes sold, days on market and typical home value for the McAllen and Brownsville metros, as read each week. GET https://fronterasignal.com/api/v1/series/absorption, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-absorption.json","tags":["construction","rio-grande-valley","texas","weekly-series"],"quality_warning":false},{"skill_id":"series-labor-ranges","name":"Labor and financing conditions","description":"Build time for a 2,100 sq ft house, the immigration-enforcement climate and the construction-loan trend in the Valley, by week. GET https://fronterasignal.com/api/v1/series/labor-ranges, $0.05 per call. Free sample: https://fronterasignal.com/data/v1/samples/series-labor-ranges.json","tags":["construction","rio-grande-valley","texas","weekly-series"],"quality_warning":false},{"skill_id":"projects","name":"New commercial projects","description":"Commercial projects filed with the state before they build: name, address, owner, design firm, estimated cost, square feet, start and end dates, newest first. GET https://fronterasignal.com/api/v1/projects, $0.03 per call. Free sample: https://fronterasignal.com/data/v1/samples/projects.json","tags":["construction","rio-grande-valley","texas","projects"],"quality_warning":false},{"skill_id":"parcel","name":"Parcel record for an address","description":"The Hidalgo County parcel at a street address: parcel and map ids, property class, acres, year built, building square feet, last deed date and type, market, appraised and assessed values with their date, taxing units, the owner when it is an organization, and flood map status. GET https://fronterasignal.com/api/v1/parcel, $0.04 per call. Free sample: https://fronterasignal.com/data/v1/samples/parcel.json","tags":["construction","rio-grande-valley","texas","parcel"],"quality_warning":false},{"skill_id":"nearby","name":"Projects near an address","description":"Filed commercial projects within a radius of a Valley street address: how many, their summed and largest filed cost, a split by type of work, and each project with its distance and map point, nearest first. GET https://fronterasignal.com/api/v1/nearby, $0.03 per call. Free sample: https://fronterasignal.com/data/v1/samples/nearby.json","tags":["construction","rio-grande-valley","texas","nearby"],"quality_warning":false},{"skill_id":"issue","name":"Weekly briefing as JSON","description":"One weekly briefing as JSON: title, summary, key figures with dates and sources, chart data and the full text, in English or Spanish. GET https://fronterasignal.com/api/v1/issue, $0.25 per call. Free sample: https://fronterasignal.com/data/v1/samples/issue.json","tags":["construction","rio-grande-valley","texas","issue"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":2,"passed":2},"recent_checks":[{"card_url":"https://fronterasignal.com/.well-known/agent-card.json","checked_at":"2026-10-10T16:42:22.375240+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://fronterasignal.com/.well-known/agent-card.json","checked_at":"2026-10-10T13:47:56.960284+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-10-10T16:42:22.375240+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-10-10T13:47:56.960284+00:00","state":"unconfirmed","http_status":200,"detail":"Protocol response exceeded 16 KiB limit"},"events":[],"relationships":[],"verification":{"agent_card_url":"https://fronterasignal.com/.well-known/agent-card.json","last_successful_card_check":"2026-10-10T16:42:22.375240+00:00","latest_card_check":{"checked_at":"2026-10-10T16:42:22.37524+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-10T16:42:22.375240+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-10-10T16:42:22.375240+00:00","endpoint_tls_reachable":true,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-10T13:47:56.960284+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}