Chainlink / Oracles
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Chainlink conecta contratos inteligentes con datos del mundo real, eventos off‑chain y cálculos de alta disponibilidad. Gracias a su red de oráculos descentralizados, las dApps obtienen información fiable, resistente a la manipulación y verificada on‑chain.
¿Por qué elegir Chainlink?
Seguridad descentralizada
Red de nodos independientes y staking.
Alta disponibilidad
Datos agregados y verificados, SLA >99,9 %.
Bajo tiempo de respuesta
Actualizaciones de precios cada 0,5 s en L2.
Cobertura multichain
+20 redes EVM, Solana, Aptos y más.
Componentes principales
| Servicio | Función | Tiempo respuesta |
|---|---|---|
| Data Feeds | Precios de mercado agregados | ~0,5 s (L2) |
| VRF v2 | Aleatoriedad verificable | <2 bloques |
| Automation | Trigger autónomo de funciones | <30 s |
| Functions | APIs REST off‑chain ↔ on‑chain | <60 s |
| Proof of Reserve | Auditoría de colaterales | <10 min |
| CCIP | Mensajería cross‑chain segura | <2 min |
Cómo funciona un oráculo Chainlink
Request
Contrato emite evento
Fetch
Nodos consultan fuentes
Aggregate
Se calcula mediana
Deliver
Respuesta on‑chain
Verify
Prueba cripto y firma
Casos de uso destacados
Precio de activos DeFi
Random NFTs & gaming
Seguros paramétricos clima
Bridging CCIP multichain
¿Por qué Itrion con Chainlink?
Nodo operador certificado
Adaptadores externos custom
Optimización gas en oráculos
Monitorización 24/7 alertas
Experiencia de Itrion
$8 B
TVL asegurado por nuestros feeds
75
Integraciones de nodos & adaptadores
1 B+
Solicitudes procesadas
Buenas prácticas
- • Verifica feeds activos y fallback antes del deploy.
- • Usa VRF para loterías; nunca
block.timestamp. - • Limita callbacks a 80k gas para evitar revert.
- • Almacena última respuesta como guardado local.
- • Re‑audita tras actualizar adaptadores externos.
Chainlink connects smart contracts with real-world data, off‑chain events, and high-availability computations. Thanks to its decentralized oracle network, dApps obtain reliable, tamper-resistant, and on‑chain verified information.
Why choose Chainlink?
Decentralized security
Network of independent nodes and staking.
High availability
Aggregated and verified data, SLA >99.9 %.
Low response time
Price updates every 0.5 s on L2.
Multichain coverage
+20 EVM networks, Solana, Aptos and more.
Main components
| Service | Function | Response time |
|---|---|---|
| Data Feeds | Aggregated market prices | ~0.5 s (L2) |
| VRF v2 | Verifiable randomness | <2 blocks |
| Automation | Autonomous function trigger | <30 s |
| Functions | Off‑chain REST APIs ↔ on‑chain | <60 s |
| Proof of Reserve | Collateral auditing | <10 min |
| CCIP | Secure cross‑chain messaging | <2 min |
How a Chainlink oracle works
Request
Contract emits event
Fetch
Nodes query sources
Aggregate
Median is calculated
Deliver
On‑chain response
Verify
Crypto proof and signature
Featured use cases
DeFi asset pricing
Random NFTs & gaming
Parametric climate insurance
Multichain CCIP bridging
Why Itrion with Chainlink?
Certified operator node
Custom external adapters
Gas optimization in oracles
24/7 monitoring alerts
Itrion Experience
$8 B
TVL secured by our feeds
75
Node & adapter integrations
1 B+
Requests processed
Best practices
- • Verify active feeds and fallback before deploy.
- • Use VRF for lotteries; never
block.timestamp. - • Limit callbacks to 80k gas to avoid revert.
- • Store last response as local save.
- • Re-audit after updating external adapters.
Chainlink conecta contratos inteligentes con datos del mundo real, eventos off‑chain y cálculos de alta disponibilidad. Gracias a su red de oráculos descentralizados, las dApps obtienen información fiable, resistente a la manipulación y verificada on‑chain.
¿Por qué elegir Chainlink?
Seguridad descentralizada
Red de nodos independientes y staking.
Alta disponibilidad
Datos agregados y verificados, SLA >99,9 %.
Bajo tiempo de respuesta
Actualizaciones de precios cada 0,5 s en L2.
Cobertura multichain
+20 redes EVM, Solana, Aptos y más.
Componentes principales
| Servicio | Función | Tiempo respuesta |
|---|---|---|
| Data Feeds | Precios de mercado agregados | ~0,5 s (L2) |
| VRF v2 | Aleatoriedad verificable | <2 bloques |
| Automation | Trigger autónomo de funciones | <30 s |
| Functions | APIs REST off‑chain ↔ on‑chain | <60 s |
| Proof of Reserve | Auditoría de colaterales | <10 min |
| CCIP | Mensajería cross‑chain segura | <2 min |
Cómo funciona un oráculo Chainlink
Request
Contrato emite evento
Fetch
Nodos consultan fuentes
Aggregate
Se calcula mediana
Deliver
Respuesta on‑chain
Verify
Prueba cripto y firma
Casos de uso destacados
Precio de activos DeFi
Random NFTs & gaming
Seguros paramétricos clima
Bridging CCIP multichain
¿Por qué Itrion con Chainlink?
Nodo operador certificado
Adaptadores externos custom
Optimización gas en oráculos
Monitorización 24/7 alertas
Experiencia de Itrion
$8 B
TVL asegurado por nuestros feeds
75
Integraciones de nodos & adaptadores
1 B+
Solicitudes procesadas
Buenas prácticas
- • Verifica feeds activos y fallback antes del deploy.
- • Usa VRF para loterías; nunca
block.timestamp. - • Limita callbacks a 80k gas para evitar revert.
- • Almacena última respuesta como guardado local.
- • Re‑audita tras actualizar adaptadores externos.
Chainlink connects smart contracts with real-world data, off‑chain events, and high-availability computations. Thanks to its decentralized oracle network, dApps obtain reliable, tamper-resistant, and on‑chain verified information.
Why choose Chainlink?
Decentralized security
Network of independent nodes and staking.
High availability
Aggregated and verified data, SLA >99.9 %.
Low response time
Price updates every 0.5 s on L2.
Multichain coverage
+20 EVM networks, Solana, Aptos and more.
Main components
| Service | Function | Response time |
|---|---|---|
| Data Feeds | Aggregated market prices | ~0.5 s (L2) |
| VRF v2 | Verifiable randomness | <2 blocks |
| Automation | Autonomous function trigger | <30 s |
| Functions | Off‑chain REST APIs ↔ on‑chain | <60 s |
| Proof of Reserve | Collateral auditing | <10 min |
| CCIP | Secure cross‑chain messaging | <2 min |
How a Chainlink oracle works
Request
Contract emits event
Fetch
Nodes query sources
Aggregate
Median is calculated
Deliver
On‑chain response
Verify
Crypto proof and signature
Featured use cases
DeFi asset pricing
Random NFTs & gaming
Parametric climate insurance
Multichain CCIP bridging
Why Itrion with Chainlink?
Certified operator node
Custom external adapters
Gas optimization in oracles
24/7 monitoring alerts
Itrion Experience
$8 B
TVL secured by our feeds
75
Node & adapter integrations
1 B+
Requests processed
Best practices
- • Verify active feeds and fallback before deploy.
- • Use VRF for lotteries; never
block.timestamp. - • Limit callbacks to 80k gas to avoid revert.
- • Store last response as local save.
- • Re-audit after updating external adapters.
At Itrion, we provide direct, professional communication aligned with the objectives of each organisation. We diligently address all requests for information, evaluation, or collaboration that we receive, analysing each case with the seriousness it deserves.
If you wish to present us with a project, evaluate a potential solution, or simply gain a qualified insight into a technological or business challenge, we will be delighted to assist you. Your enquiry will be handled with the utmost care by our team.
At Itrion, we provide direct, professional communication aligned with the objectives of each organisation. We diligently address all requests for information, evaluation, or collaboration that we receive, analysing each case with the seriousness it deserves.
If you wish to present us with a project, evaluate a potential solution, or simply gain a qualified insight into a technological or business challenge, we will be delighted to assist you. Your enquiry will be handled with the utmost care by our team.