Every agent-payable API.

SingIt Ask: Grok 4.7 (xAI) chat completions with no API key or account, OpenAI-compatible. xAI's Grok 4.7 model: general-purpose chat and reasoning. Call it when an agent needs Grok 4.7 specifically.

SingIt Ask: GPT-5.6 Sol (OpenAI) chat completions with no API key or account, OpenAI-compatible. One of OpenAI's GPT-5.6 model variants: general-purpose chat, coding and reasoning. Call it when an agent needs GPT-5.6 Sol specifically.

SingIt Ask: GPT-5.5 (OpenAI) chat completions with no API key or account, OpenAI-compatible. OpenAI's GPT-5.5 model: general-purpose chat, coding and reasoning. Call it when an agent needs GPT-5.5 specifically.

SingIt Ask: Gemini 3.1 Pro (Google) chat completions with no API key or account, OpenAI-compatible. Google's Gemini 3.1 Pro preview model: long-context reasoning and multimodal input. Call it when an agent needs Gemini 3.1 Pro specifically.

SingIt Ask: Qwen3.8 Max (Alibaba) chat completions with no API key or account, OpenAI-compatible. Alibaba's largest Qwen 3.8 model: coding and reasoning tasks. Call it when an agent needs Qwen3.8 Max specifically.

SingIt Ask: OpenAI's Responses API for any model listed at GET /v1/models (GPT, Claude, Gemini, DeepSeek and more). Pays actual token cost + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana), up to a ceiling that follows the model's price and the request's size; nothing is charged without an answer.

SingIt Ask: Anthropic's Messages API (what Claude Code and the Anthropic SDK speak) for any model listed at GET /v1/models, Claude among them. Pays actual token cost + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana), up to a ceiling that follows the model's price and the request's size; nothing is charged without an answer.

SingIt Ask: Ask a language model without an API key: any model listed at GET /v1/models (Claude, GPT, Gemini, Grok, DeepSeek, Qwen and more; default deepseek-v4.1-flash). OpenAI chat-completions request. Pays actual token cost + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana), up to a ceiling that follows the model's price; nothing is charged without an answer.

SingIt Ask: Claude Opus 5.5 (Anthropic) chat completions with no API key or account, OpenAI-compatible. Anthropic's largest Claude model: long-context reasoning, multi-step coding and agentic tasks. Call it when an agent needs Claude Opus 5.5 specifically.

SingIt Ask: Claude Sonnet 5.5 (Anthropic) chat completions with no API key or account, OpenAI-compatible. Anthropic's mid-sized Claude model: everyday coding, writing and analysis at a lower cost than Opus. Call it when an agent needs Claude Sonnet 5.5 specifically.

Search Singapore MOE schools by name or postal code (optional level filter). Results include the school directory joined with subjects offered, CCAs, MOE programmes and distinctive programmes.

Search Singapore ACRA-registered entities by name or UEN. Fuzzy, ranked.

SingIt Images: Images from 36 models (Nano Banana, GPT Image, Flux, Seedream, Recraft, Qwen and more; list at GET /v1/images/models), paid per request over x402 in USDC on Base or Solana: the model's list price + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana). From about 0.014 USDC an image. OpenAI images format. Nothing is charged without an image.

SingIt Search: Web search, page contents and cited answers from Exa, paid per request over x402 in USDC on Base or Solana: Exa's list price + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana). A search is 0.0101 USDC on Base. Exa's own request format. Nothing is charged without an answer.

SingIt Search: Web search, page contents and cited answers from Exa, paid per request over x402 in USDC on Base or Solana: Exa's list price + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana). A search is 0.0101 USDC on Base. Exa's own request format. Nothing is charged without an answer.

SingIt Search: Web search, page contents and cited answers from Exa, paid per request over x402 in USDC on Base or Solana: Exa's list price + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana). A search is 0.0101 USDC on Base. Exa's own request format. Nothing is charged without an answer.

SingIt Speech: Text read aloud by 11 voice models (Kokoro, ElevenLabs, Gemini, xAI, MiniMax and more; list at GET /v1/audio/models), paid per request over x402 in USDC on Base or Solana: the model's list price for the text + 30% + a settlement fee (0.001 USDC on Base, 0.002 on Solana). OpenAI speech format, mp3 by default. Nothing is charged without audio.

Returns an enriched profile with details for a given LinkedIn profile identifier

Validates a phone number and returns whether it's valid, reachable, carrier info, and caller name.

When to use: one market premium → need σ̂ + Greeks; cheaper/faster than a full surface. Solves Black-Scholes IV then prices Greeks at the solved σ. Same engine as the surface endpoint (fastImpliedVol). Prefer surface when you have a multi-strike/maturity book. USDC exact on Solana/Base.

Single-model capability lookup: context window size, max output tokens, and vision/audio/function-calling/reasoning support for one AI model by id. Answers 'can this model handle my task?' in one $0.003 call.

One agent-runnable service niche brief by slug: title, buyer, first-dollar motion, as_of. Pass ?slug=<one of 11, e.g. shopify-gmc-feed-ops>. JSON. All 11 briefs: /v1/niches ($0.08). Ops notes only; no market-size claims. Unknown slug returns 404, not charged.

Single node — properties + risk grade only (no neighborhood)

Single-offer detail: live refresh plus paid-ancillary prices. 0.01 USDC; an offer from a browser tier (lowcost:, ryanair:) costs 0.10 — its fare menu is read at the supplier in a real browser session — and includes the full fare menu with baggage and refund conditions.

Single payment bundle: DNS A/AAAA, HTTP HEAD probe, and TLS certificate peek for agent infra workflows

Single VIN decode via NHTSA vPIC: make, model, year, trim, engine, transmission, drivetrain, GVWR, plant country. Spec data only -- no accident/title/odometer history.

Single-CVE priority verdict from today's AIS ranked set (score, rank, factors)

Return the singular form of an English word (handles irregulars — people → person, mice → mouse).

Count French companies matching free cross-criteria on a pre-joined table of the official registries: geography (departement, region, postal-code prefix), NAF activity, legal form, workforce, age, last filed accounts (revenue, net income, margins, ratios, trends, cash items) and public signals (RGE, equality index, ICPE/Seveso, public contracts, authorisations). Active legal persons by default. Returns the exact count and each source's date: size a market before listing it.

Search French associations (loi 1901) by name in the Répertoire national des associations (RNA, Ministry of the Interior): trigram similarity on the normalised title, optional postal-code, department and position filters (active, dissoute, supprimee), top 20 with score_confiance and the RNA number to use on /v1/association/{rna}. Associations with AND without a SIREN; the legacy file (no declaration since 2009) is flagged fichier_source: import. Excludes Alsace-Moselle (local law).

Batch identity for French customer and CRM lists: 2 to 300 lines per call, each a SIREN, SIRET, French VAT number or name|postcode, in file order. Per line: resolution (resolu, a_confirmer with up to 5 ranked candidates, introuvable, siren_invalide, siren_inconnu, non_diffusible), SIREN, head-office SIRET, status and cessation date, address, VAT number checked live on VIES (indisponible, never a false invalide), duplicates flagged. Typed names never echoed. $0.003 per line, up to $0.90.

Full French company file in ONE call: identity is the base, then add the blocks you want and pay only for those — etablissements, alertes_bodacc, finances, marches_publics, marches_publics_ue, lobbying, risques_industriels, agrements, pi, documents, facturation_prep, score. Example: blocs=finances,pi,score on siren 552032534. Each block costs what its own endpoint costs, total capped at $0.35. A block that cannot be served is NAMED with its reason: no data, not disclosable, or upstream outage.

Romanian company legal representatives from the ONRC open data (data.gov.ro, CC BY 4.0, monthly snapshot): every mandate published — administrators, permanent representatives of corporate administrators, general director, supervisory board, directorate, liquidators, judicial administrators — with the register's Romanian label, a closed-list family and the nature (person or entity). Name and role only: birth date and domicile published by the source are never stored. Legal persons only (CUI).

UK annual accounts filings list — financial statements from iXBRL in the official Companies House Accounts Data Product (Open Government Licence v3.0). Query: /v1/eu/entreprise/GB/00095407/comptes (8-character company number, leading zeros included, SC/NI/OC prefixes supported). Every decoded balance sheet date with period, entity name, currency, accounting framework (micro-entity, FRS 102...) and accounts type. Electronically filed accounts only — absence does not mean no accounts exist.

Official profile of a French association (loi 1901) by RNA number (W + 9), from the RNA register (Ministry of the Interior, monthly): title, purpose and Waldec codes, nature, grouping, position (active/dissolved/deleted), creation, declaration, JO publication and dissolution dates, registered office, website, RUP number as declared, prefecture, and the SIREN when Sirene confirms it (categorie juridique 92xx). Covers associations WITHOUT a SIREN. No officer data. Excludes Alsace-Moselle.

IBAN verification and bank validation for SEPA payments: a FORM check to verify a supplier before payment — ISO 13616 structure + mod-97 key, plus bank identification from FREE official sources (FR via ACPR/REGAFI incl. LEI and SIREN; BE NBB; AT OeNB incl. LEI; NL BIC list; DE Bundesbank file). French BICs via GLEIF/SWIFT BIC-to-LEI. NOT a payee verification for instant payments: neither the holder name nor the account's existence is checked (verification_titulaire: non_disponible).

Official Czech company registry lookup (ARES — register of economic subjects, Ministry of Finance of Czechia). Query: /v1/eu/entreprise/CZ/45274649 (8-digit IČO / ICO identifier). Returns legal name, legal form, normalized status, incorporation date, registered office and the DIČ (DIC) VAT number — Czech company data live from ARES, the official register of companies in Czechia. Unified JSON schema shared by all Sirenic European company profiles.

Official Lithuanian company registry lookup (Juridinių asmenų registras, daily snapshot of data.gov.lt, CC BY 4.0). Query: /v1/eu/entreprise/LT/304500803 (9-digit JAR code). Identity as published (sole proprietorships anonymised by the register, flagged), legal form, one of 31 register statuses with date, registration and removal dates, VAT, municipality, plus registre_lt (capital, taxpayer type, VAT dates, filing compliance, shareholder headcounts) and fiscalite_lt (tax arrears, taxes paid).

Official Swedish company registry lookup (Bolagsverket — Swedish Companies Registration Office). Query: /v1/eu/entreprise/SE/5560012402 (10-digit organisationsnummer). Returns legal name, legal form, normalized status, registration date and registered office — Swedish company data for Sweden, from Bolagsverket's official weekly national file, free of charge under the EU high-value datasets regulation. Part of Sirenic's Nordics coverage, unified JSON schema.

Official Norwegian company registry lookup (Brønnøysundregistrene / Enhetsregisteret — BRREG open data). Query: /v1/eu/entreprise/NO/923609016 (9-digit organisasjonsnummer). Returns legal name, legal form, normalized status, incorporation date, registered office, VAT/MVA and LEI — Norwegian company data from Norway's official register, the Enhetsregisteret (NLOD open data). Unified JSON schema shared by all Sirenic European company profiles.

Official Journal notices of a French association (JOAFE, DILA) by RNA number: creations, modifications (title, purpose, registered office), dissolutions, corrections — the association equivalent of BODACC notices, most recent first, with issue date, declaration date and prefecture, purpose themes and the PDF file name. Carries `couverture` (first and last loaded issue): no notice inside that window is a fact, not a gap. Weekly issue, loaded every Tuesday.

Norwegian company officers and board from the official Enhetsregisteret (Brønnøysundregistrene, NLOD 2.0), refreshed daily from the national roles bulk: general manager, board chair, members and deputies, auditor and accountant with their own orgnr, fully liable partners, Norwegian representative; current mandates by default, past ones on request. Closed-list roles with the register's code and wording. GDPR: name and role only, never the published birth date. Legal persons only. 9-digit orgnr.

Polish company annual-accounts filings recorded in the KRS extract (Ministry of Justice, open API, live): every filing since registration, newest first: financial statements (own and consolidated) with filing date, auditor's report, approval resolution, management report, sustainability attestation, and the period covered. Metadata only: the figures stay in the Financial Documents Repository, which has no open API. Query: /v1/eu/entreprise/PL/0000006865/comptes.

Official Swiss company registry lookup (Zefix — Central Business Name Index / Registre central du commerce), covering companies registered in Switzerland. Query: /v1/eu/entreprise/CH/CHE-107.480.920 (CHE UID number, with or without dots). Returns legal name, legal form, normalized status, registered office and the cantonal register link — Swiss company data live from Zefix. Same unified JSON schema as every Sirenic European company profile.

Official Latvian company registry lookup (Uzņēmumu reģistrs / Uznemumu registrs — the Register of Enterprises of Latvia). Query: /v1/eu/entreprise/LV/40003245752 (11-digit registration number). Returns legal name, legal form, normalized status, incorporation date and registered office — Latvian company data from Latvia's official register. Unified JSON schema shared by all Sirenic European company profiles.

Commercial-court decisions linked to a French company (SIREN), from the Cour de cassation open data (Judilibre): counts, closed-list nature (insolvency judgment, order to pay, summary proceedings, expert appraisal, other dispute), the company's role, the other companies involved (SIREN only) and the official link to each decision. No text, no individual's name, no amount. Partial, measured coverage (about 62% of decisions carry a usable identifier): no result never means no litigation.

Estonian company officers from the official e-Business Register open data (RIK, CC BY 4.0, daily national photo): management board, procurators, liquidators, bankruptcy trustees, partners, contact persons, plus off-card supervisory board, auditors and audit firms — closed-list organe/role with the register's codes, registration date, representation rules. GDPR: first name, last name and role only, never the published identifier hash or birth date. Legal persons only. 8-digit registrikood.

Estonian company annual accounts — key figures from the official e-Business Register open data (RIK, CC BY 4.0, refreshed monthly). Query: /v1/eu/entreprise/EE/10003666/comptes (8-digit registrikood). EVERY published financial year since 2019 in one call: balance sheet (assets, equity, liabilities), revenue, employee expense, depreciation, operating and net profit, average FTE headcount — in EUR as published. Statutory and consolidated figures kept apart. Null = not published, never zero.

UK company insolvency notices from The Gazette, the official journal (London, Edinburgh, Belfast; OGL v3.0), collected daily from the corporate insolvency feed (category 24): winding-up resolutions and petitions, appointment of liquidators and administrators, winding-up orders, creditors' notices, dividends — official notice code, closed-list type, date and link. What Companies House does not give. A known company with no notice gets an explicit bounded answer. No personal data.

Estonian company members and shareholders from the official e-Business Register share register (RIK, CC BY 4.0, daily photo): holding percentage, nominal value and currency as published, ownership type, registration date; AS shareholders and founders recorded off-card; share pledges; capital. Corporate holders are named with their registrikood or foreign code and country; natural persons are COUNTED, never named (GDPR). Group links for KYB. Legal persons only. 8-digit registrikood.