STAGINGThis is a preview of nitrograph.com. Actions here hit the production API.
Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 28,500+payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

28,412 APIs
APICompanyCategoryPrice / callStatus
tokenplans.dev
Full JSON catalog of verified AI coding-subscription plans across 31 providers (Claude, OpenAI, Cursor, Gemini, and more). Each record: monthly price and cadence, included models, usage ceilings and rate-limit windows, coding-tool lock-in, and pricing provenance with lastChecked dates. Use it to pick the right plan for an agent workload or to compare providers.
tokenplans.dev-$0.10listed
tollbooth
Licensed contractors by trade and city or zip: license number, name, license type, status, expiry, address. Served states: FL, OR; the trade field's enum lists each state's trades. Up to 25 results, active first, with total_matches; empty results is a paid 200. Exact city or 5-digit zip, no fuzzy or radius search. Oregon covers active licenses only. data_as_of is required.
flipvo.com-$0.10listed
tollbooth
Many-to-many driving time/distance matrix, up to 100 origin x destination elements per call.
flipvo.com-$0.05listed
tollbooth
US motor carrier by USDOT, MC/MX/FF docket or exact company name (FMCSA): USDOT status, out-of-service order, operating authority per docket with grant date and source (Motus, else legacy frozen 2026-05-14), BI&PD, cargo and bond required vs on file, insurance policies, BOC-3, fleet size, safety rating. Up to 10 carriers; empty is a paid 200. Not a determination: verify with FMCSA before dispatch.
flipvo.com-$0.03listed
tollbooth
Contractor license status plus matching business-entity record. Currently served: FL, OR. Empty licenses is a paid 200. data_as_of is required.
flipvo.com-$0.05listed
tollbooth
Screen a name against the US OFAC SDN and Consolidated lists: potential matches with list, programs, name score and reasons; optional type, date of birth and country re-rank. Fuzzy, folds accents, any script. Not a determination: an empty candidates list is a paid 200 and certifies nothing. Not UN, EU or UK.
flipvo.com-$0.01listed
tollbooth
IRS nonprofit status by EIN or exact organization name: BMF exemption subsection, deductibility and foundation codes, Pub 78 listing, and automatic revocations. Up to 10 records; empty organizations is a paid 200. No legal conclusion is computed.
flipvo.com-$0.01listed
tollbooth
Returns the OSHA inspections, violations and penalties on file for an employer in a state (optional city and zip), matched by name in the US Department of Labor's inspection and violation files, as establishments with a penalty roll-up; OSHA inspections only, so an employer with none has no record and an empty result is a paid 200; it is not a determination about the employer and is not endorsed or certified by the U.S. Department of Labor.
flipvo.com-$0.02listed
tollbooth
State business-registry record by entity number or exact name: status, formation date, principal address, registered agent, officers. Currently served: FL, OR. Up to 10 entities; empty entities is a paid 200. Oregon covers active businesses only. data_as_of is required.
flipvo.com-$0.01listed
tollbooth
Real road driving time and distance between two named places (airports, stations, hotels, addresses). OpenStreetMap-based, worldwide.
flipvo.com-$0.01listed
tollbooth
Up to 5 airports with scheduled service nearest a named place, ranked by real road drive time (never a straight-line guess), with IATA and ICAO codes. airport_size 'large' keeps large airports only. Within 300 km; none in range is a 422; airports with no road route are left out. OpenStreetMap routing, OurAirports data, worldwide.
flipvo.com-$0.02listed
tollbooth
For 1 to 10 NPIs, the CMS NPPES status of each (active or deactivated, with deactivation and reactivation dates), provider name or organization, practice city, state and ZIP and taxonomies, plus any HHS-OIG LEIE exclusion listed under the NPI, as facts from the files: not a credential check and not a determination about the provider.
flipvo.com-$0.01listed
tollbooth
Screens a person or business name, or an NPI, against the HHS-OIG exclusion list (LEIE, Medicare and Medicaid): potential matches only, each with name score, reasons, NPI, state, specialty, exclusion type and date. Not a determination: confirm a match on the OIG online search with the SSN or EIN. Empty candidates is a paid 200. Not for employment or credit decisions. List dates and code meanings: GET /v1/exclusions/lists (free).
flipvo.com-$0.01listed
tollbooth
Cheapest possible paid call: proves your wallet, our 402, and the receipt path work. Returns pong and a timestamp.
flipvo.com-$0.001listed
tool-call-guard
Ask whether a tool call should run automatically, need human confirmation, or be denied, given the user's request - returns allow/ask/deny with a probability. Advisory only: like any LLM-based judge it is sensitive to prompt injection in the request or tool call, so the calling agent must keep the final decision, not delegate it outright. Try GET /guard/sample.
agentindex.world-$0.001listed
toxicity-detection
Toxicity detection: classify text as toxic or not toxic (hate speech, harassment, threats, severe offensive language) with a confidence score. Powered by Jev, with an automatic Groq-hosted LLM fallback if Jev is slow or unavailable - under 4.5s guaranteed. Try GET /toxicity/sample.
agentindex.world-$0.002listed
travel-advisory
US State Department travel advisory for a destination country. Returns the advisory level one to four, its label, the summary and the last-updated date, normalized to one cited JSON. Authoritative and live. Informational, not travel advice.
agentstools.dev-$0.01listed
travel-entry
International entry requirements for a passport and destination pair. Fuses the community visa requirement, a passport-validity rule, the US State Dept travel advisory level and summary, and current CDC travel-health notices into one cited JSON with derived documents and notes. Informational, not immigration advice.
agentstools.dev-$0.03listed
travel-visa
Visa requirement for a passport and destination pair from a community visa-matrix. Returns the normalized requirement such as visa free, visa on arrival, e-visa, electronic travel authorization or visa required, with the visa-free day allowance where applicable. Indicative, not authoritative. Verify with the embassy.
agentstools.dev-$0.008listed
treasury-auctions
US Treasury auction results plus the upcoming calendar from TreasuryDirect. Returns a normalized list of recent auctions for a security type with computed signals: bid-to-cover trend, indirect-bidder share and average cover. Each auction is cited with its CUSIP, auction date and source.
agentstools.dev-$0.02listed
treasury-cash
The US Treasury operating cash balance (the Treasury General Account) from the Daily Treasury Statement. Returns the latest TGA closing balance, the history over a window and the computed daily change flagged as a build or a drawdown. Cited to Treasury Fiscal Data.
agentstools.dev-$0.01listed
treasury-debt
US federal debt from the Treasury Debt to the Penny series, split into debt held by the public and intragovernmental holdings, fused with interest expense on the debt. Returns the latest value, the history over a window and computed net issuance plus public and intragovernmental shares. Values are cited to Treasury Fiscal Data.
agentstools.dev-$0.01listed
treasury-rates
US Treasury interest rates: the Daily Treasury Par Yield Curve fused with the average interest rates on the outstanding debt by security type. Computes the 2s10s spread and an inversion flag. The yield curve is a resilient partial grain that degrades to the average rates if its upstream is unreachable.
agentstools.dev-$0.015listed
treasury-statement
The US Monthly Treasury Statement: federal receipts, outlays and the deficit or surplus for the latest month and fiscal year to date, fused with interest expense. Computes the deficit change year over year and interest expense as a share of receipts. Cited to Treasury Fiscal Data.
agentstools.dev-$0.02listed
trials-study
Resolve one clinical trial by its NCT id and get a normalized cited profile: identity, recruitment status, phase, study design, target enrollment, lead sponsor and collaborators, conditions, interventions, primary outcomes, trial sites and key dates, plus computed signals from ClinicalTrials.gov.
agentstools.dev-$0.02listed
ukintel
Is this UK company regulated by the Financial Conduct Authority? Returns register status, a permissions summary and any warnings - sold separately from the full verdict because fintech-vetting agents often want only this.
ukintel.uk-$0.02listed
ukintel
Find a UK company by name. Returns the top 5 matches from the Companies House register with number, name, status and incorporation date. Taster tier - cheap enough to try on a whim before paying for a full profile or verdict.
ukintel.uk-$0.005listed
ukintel
Live UK public-sector tenders from Find a Tender and Contracts Finder in one call. Returns the top 10 matching notices as one-paragraph plain-English briefs with buyer, value, deadline, CPV codes (honest null when the notice carries none) and the official notice link. Searches a 6-hourly refreshed index - no signup with either portal needed.
ukintel.uk-$0.05listed
unit-convert
Convert a value between units of length, mass, volume or temperature (C/F/K).
agentindex.world-$0.001listed
unlock-upcoming
Market-wide screener of the biggest upcoming token unlocks across many crypto tokens in a forward window. Returns the largest scheduled unlocks ranked by USD value or by percent of circulating supply, each with its date, token amount and protocol. Bounded fan-out across the most active emitters. Data from DeFiLlama, cited.
agentstools.dev-$0.05listed
untrusted_guard prompt-injection
untrusted_guard prompt-injection triage and fencing for agent inputs. A deterministic triage layer for text your agent did not write. Peer messages, inbound mail, buyer files and scraped pag First approved purchase: 0.01 USDC total where maker terms permit; later 1 USDC plus tax. Stored ZIP download; commercial use, no redistribution. Verified by Speedbot for this version. Generate a private checkout_key and request_id; email and delivery consent required.
speedbot.dev-$0.01listed
url-oracle
Checks whether a URL/domain is safe to fetch, cite, or follow: flags phantom-squatted or typosquatted brand domains, unregistered or brand-new domains, and known malicious infrastructure (URLhaus). Returns an ALLOW/WARN/BLOCK verdict before your agent trusts the link.
fly.dev-$0.003listed
url2md
PDFs, JavaScript pages and ordinary HTML as clean Markdown. Pays a page's x402 toll for you. Follows robots.txt.
url2md.io-$0.005listed
url2md
PDFs, JavaScript pages and ordinary HTML as clean Markdown. Pays a page's x402 toll for you. Follows robots.txt.
workers.dev-$5,000.00listed
usdc-tip
Voluntarily support AgentIndex with one cent of Base USDC. Returns payer identity, a thank-you acknowledgement and an x402 settlement receipt. Use this when an agent wants to sponsor open pay-per-call infrastructure.
agentindex.world-$0.01listed
vAPI x402 decoder
Decode what an EVM payment authorization actually authorizes before signing.
vapinetwork.ai-$0.005listed
vCard from E-mail Signature
vCard from E-mail Signature — Turns the signature block of an e-mail (English, Bulgarian, German or another language) into a vCard 4.0 contact card, answered as the card text only. Follows RFC 6350 where plain models slip - VERSION:4.0 right after BEGIN, FN always present, N with exactly five components, ADR with exactly seven, commas, semicolons and backslashes escaped in text values, phone numbers as tel URIs. What the signature does not say stays out - no invented surname, no guessed country…
aiskills402.com-$0.03listed
validate-ean
EAN-8 or EAN-13 barcode checksum validation (auto-detected by length).
agentindex.world-$0.001listed
validate-iban
ISO 13616 IBAN mod-97 checksum validation, with optional BIC (ISO 9362) format check.
agentindex.world-$0.002listed
validate-imei
IMEI (15-digit mobile device identifier) Luhn checksum validation.
agentindex.world-$0.001listed
validate-isbn
ISBN-10 or ISBN-13 checksum validation (auto-detected by length).
agentindex.world-$0.001listed
validate-isin
ISIN (ISO 6166 security identifier) Luhn checksum validation.
agentindex.world-$0.001listed
validate-luhn
Luhn (mod 10) checksum validation, as used by most payment card numbers.
agentindex.world-$0.002listed
validate-routing
US ABA bank routing number (9-digit) checksum validation.
agentindex.world-$0.001listed
validate-siret
French SIRET (14-digit business establishment number) Luhn checksum validation. Note: the rare La Poste SIREN exception to the standard rule is not applied.
agentindex.world-$0.001listed
validate-vin
North American VIN check-digit validation (NHTSA standard, position 9) plus WMI manufacturer lookup for a small set of known codes.
agentindex.world-$0.002listed
vaults.fyi
Retrieves a complete list of available protocols that can be used for filtering and organizing vault data
vaults.fyi-$0.002listed
vaults.fyi
Retrieves a complete list of available vault curators that can be used for filtering and organizing vault data
vaults.fyi-$0.002listed
vrsai
Check an exact npm or PyPI package version immediately before installation using current registry, vulnerability, malicious-package, withdrawal/deprecation, and verified provenance evidence. Returns ALLOW, REVIEW, BLOCK, or UNKNOWN with machine-readable reasons.
vrsai.tech-$0.01listed
wAILand Disaster Signals
Call this when an agent needs current significant global disaster events — e.g. before routing logistics or assessing exposure. Returns ALL matching normalized GDACS multi-hazard alerts (earthquake, cyclone, flood, volcano, drought, wildfire); one call returns the whole active set (~55-76 Orange/Red events/year). Refreshed daily 06:30 UTC (up to 24h old); not for life-safety use. Filters: source, event_type, alert_level, min_alert_score, iso3, current_only, from_date_after, from_date_before.
ts.net-$0.005listed
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