Best Utilities & AI APIs (2026)
Best Utilities & AI APIs (2026) are ReefAPI category hubs for live JSON: utility APIs validate, enrich, classify and normalize operational data. ReefAPI offers 16 non-legal utilities & ai APIs behind one key, one credit pool and the same { ok, data, meta, error } envelope, with examples derived from the catalog and committed live snapshots.
Ranked Utilities & AI API list
Ranked by catalog action count, then alphabetically for ties; legal-heavy engines are excluded.
| # | Engine | What it returns | Actions | Snapshot sample | Free tier | Landing |
|---|---|---|---|---|---|---|
| 1 | File Conversion API | pages[] (page, text), page_count, pages_extracted, characters, empty_pages, likely_scanned (tru... | 31 | pages: 1; page_count: 1 | yes | View API |
| 2 | Vehicle Data API | vin, vehicle{} (make, model, modelYear, trim, engine, transmission, drivetrain, weight, plant,... | 18 | vin: 1HGCM82633A004352; vehicle: HONDA | yes | View API |
| 3 | Weather & Hazards API | location{lat,lon,country?}, weather{temperature,feels_like,wind,symbol,…}, air_quality{pollutan... | 13 | location: 52.52 | yes | View API |
| 4 | Postal Code & Geocoding API | found, country{code,name}, nuts0..nuts3{code,name}, lau{gisco_id,lau_id,name}, postal_places[]... | 11 | normalized_input: 52.52; match_type: exact | yes | View API |
| 5 | Product Recall & Safety API | recalls[] (normalized FDA enforcement records w/ severity_score), total, skip, limit, has_more,... | 10 | recalls: openFDA; categories_searched: food | yes | View API |
| 6 | Fitness & Nutrition | results[] (id, name, bodyPart, target, equipment, secondaryMuscles[], instructions[], gifUrl/im... | 8 | name: [redacted-name] | yes | View API |
| 7 | URL Resolver API | final_url, redirect_chain[] (url/status/host/resolved_ips/location), status_codes[], final_doma... | 8 | final_url: http://github.com; final_domain: github.com | yes | View API |
| 8 | Barcode Lookup API | product{barcode, gtin13, gtin_type, valid_check_digit, issuing_country, title, brand, category,... | 7 | title: Nutella & go! hazelnut spread + breadsticks | yes | View API |
| 9 | AI Search Visibility API | url, final_url, score{score,grade,breakdown,recommendations}, ai_crawlers{bots[],summary}, llms... | 6 | url: https://docs.anthropic.com; final_url: https://platform.claude.com/docs/en/home | yes | View API |
| 10 | Holidays & Workdays | country, year, count, holidays[] (date, name, localName, types[], global, counties[], weekday,... | 6 | country: US; year: 2026 | yes | View API |
| 11 | Source Verification API | url, final_url, final_domain, accessible, status_code, redirect{chain,hops,redirected,loop}, bl... | 6 | url: https://openai.com/api/pricing/; final_url: https://openai.com/api/pricing/ | yes | View API |
| 12 | Translate API | text (translated), source_text, source (used/detected), target, detected_source, detection_conf... | 6 | text: ¿Hola, cómo estás?; source_text: Hello, how are you? | yes | View API |
| 13 | URL Intelligence API | input_url, final_url, cleaned_url, canonical_url, domain, registrable_domain, is_short_link, re... | 4 | input_url: https://www.amazon.com/dp/B08N5WRWNW?tag=aff-20&utm_source=x; final_url: https://www.amazon.com/dp... | yes | View API |
| 14 | Validation API | valid, format_valid, query, vat_number, full_vat_number, country_code, company_name, company_ad... | 4 | valid: true; format_valid: true | yes | View API |
| 15 | Company Intelligence API | entity{input_domain,final_domain,match: exact-domain|redirected|brand-name|fuzzy, confidence, c... | 3 | entity: github.com | yes | View API |
| 16 | IP Geolocation | flat record: status, country_code/name, region(+code), city, latitude, longitude, timezone, utc... | 2 | city: Mountain View | yes | View API |
What each Utilities & AI API covers
File Conversion API includes 31 actions (pdf_extract_text, pdf_metadata, pdf_merge). File Conversion API The primary catalog return is pages[] (page, text), page_count, pages_extracted, characters, empty_pages, likely_scanned (tru....
Vehicle Data API includes 18 actions (vin_decode, vin_decode_batch, vin_decode_flat). Vehicle Data API The primary catalog return is vin, vehicle{} (make, model, modelyear, trim, engine, transmission, drivetrain, weight, plant,....
Weather & Hazards API includes 13 actions (environment_current, forecast, air_quality). Weather & Hazards API The primary catalog return is location{lat,lon,country?}, weather{temperature,feels_like,wind,symbol,…}, air_quality{pollutan....
Postal Code & Geocoding API includes 11 actions (eu_regions, tr_regions, in_postal). Postal Code & Geocoding API The primary catalog return is found, country{code,name}, nuts0..nuts3{code,name}, lau{gisco_id,lau_id,name}, postal_places[]....
Product Recall & Safety API includes 10 actions (search, recall_detail, by_company). Product Recall & Safety API The primary catalog return is recalls[] (normalized fda enforcement records w/ severity_score), total, skip, limit, has_more,....
Fitness & Nutrition includes 8 actions (exercises, by_bodypart, by_equipment). Exercise and nutrition data for foods and workouts. The primary catalog return is results[] (id, name, bodypart, target, equipment, secondarymuscles[], instructions[], gifurl/im....
URL Resolver API includes 8 actions (resolve, normalize, detect_affiliate). URL Resolver API The primary catalog return is final_url, redirect_chain[] (url/status/host/resolved_ips/location), status_codes[], final_doma....
Barcode Lookup API includes 7 actions (lookup, batch, search). Barcode Lookup API The primary catalog return is product{barcode, gtin13, gtin_type, valid_check_digit, issuing_country, title, brand, category,....
AI Search Visibility API includes 6 actions (check, crawlers, llms_txt). AI Search Visibility API The primary catalog return is url, final_url, score{score,grade,breakdown,recommendations}, ai_crawlers{bots[],summary}, llms....
Holidays & Workdays includes 6 actions (holidays, is_workday, workday_count). Public holidays and business-day calculations. The primary catalog return is country, year, count, holidays[] (date, name, localname, types[], global, counties[], weekday,....
Source Verification API includes 6 actions (source_url, official_source, verify_claim). Source Verification API The primary catalog return is url, final_url, final_domain, accessible, status_code, redirect{chain,hops,redirected,loop}, bl....
Translate API includes 6 actions (translate, translate_multi, detect). Translate API The primary catalog return is text (translated), source_text, source (used/detected), target, detected_source, detection_conf....
URL Intelligence API includes 4 actions (classify, extract_entity, batch). URL Intelligence API The primary catalog return is input_url, final_url, cleaned_url, canonical_url, domain, registrable_domain, is_short_link, re....
Validation API includes 4 actions (vat, iban, email). Validation API The primary catalog return is valid, format_valid, query, vat_number, full_vat_number, country_code, company_name, company_ad....
Company Intelligence API includes 3 actions (company_domain, company_domain_rich, batch). Company Intelligence API The primary catalog return is entity{input_domain,final_domain,match: exact-domain|redirected|brand-name|fuzzy, confidence, c....
IP Geolocation includes 2 actions (lookup, batch). Locate any IP — country, city and network. The primary catalog return is flat record: status, country_code/name, region(+code), city, latitude, longitude, timezone, utc....
Questions about Utilities & AI APIs
Which Utilities & AI API is free?
Every Utilities & AI API listed here can be tried with ReefAPI's free tier: 1,000 credits on signup, no card required. The current hub includes File Conversion API, Vehicle Data API, Weather & Hazards API, Postal Code & Geocoding API, Product Recall & Safety API, Fitness & Nutrition, URL Resolver API, Barcode Lookup API, AI Search Visibility API, Holidays & Workdays, Source Verification API, Translate API, URL Intelligence API, Validation API, Company Intelligence API, IP Geolocation.
Do these Utilities & AI APIs need login?
No source-site login is needed for the listed ReefAPI responses. You call ReefAPI with an x-api-key header, and each engine returns the standard JSON envelope.
How fresh is the Utilities & AI data?
Production requests fetch live data through ReefAPI. The table's sample data point comes from the committed snapshot for each engine, and the sitemap uses catalog freshness for recrawling.
What is the best Utilities & AI API to start with?
File Conversion API appears first because this hub ranks engines by action count, then alphabetically for ties. Use that as a coverage signal, then choose the API whose returned fields match your workflow.