chore(eth): update mentions to evm-testnet and hermes-beta (#1151)

We have deployed new Pyth contracts on testnets using the stable
feeds and users no longer need to use hermes-beta in many networks.
This change updates the mentions to them.

contract_manager/scripts/update_pricefeed.ts

@@ -25,7 +25,7 @@ const parser = yargs(hideBin(process.argv))
     },
     endpoint: {
       type: "string",
-      desc: "Hermes endpoint to use, defaults to https://hermes.pyth.network for mainnet and https://hermes-beta.pyth.network for testnet",
+      desc: "Hermes endpoint to use, defaults to https://hermes.pyth.network",
     },
   });
 
@@ -39,11 +39,8 @@ async function main() {
       )}`
     );
   }
-  const defaultEndpoint = contract.getChain().isMainnet()
-    ? "https://hermes.pyth.network"
-    : "https://hermes-beta.pyth.network";
   const priceService = new PriceServiceConnection(
-    argv.endpoint || defaultEndpoint
+    argv.endpoint || "https://hermes.pyth.network"
   );
   const vaas = await priceService.getLatestVaas(argv["feed-id"] as string[]);
   const privateKey = toPrivateKey(argv["private-key"]);

price_pusher/README.md

@@ -73,6 +73,12 @@ Two sample YAML configuration files are available in the root of this repo.
 You can get the list of available price feeds from
 [here](https://pyth.network/developers/price-feed-ids/).
 
+Price pusher communicates with [Hermes][] price service to get the most recent price updates. Hermes listens to the
+Pythnet and Wormhole network to get latest price updates, and serves REST and websocket APIs for consumers to fetch the
+updates. Pyth hosts public endpoints for Hermes; however, it is recommended to get a private endpoint from one of the
+Hermes RPC providers for more reliability. Please refer to [this
+document](https://docs.pyth.network/documentation/pythnet-price-feeds/hermes) for more information.
+
 To run the price pusher, please run the following commands, replacing the command line arguments as necessary:
 
 ```sh
@@ -86,7 +92,7 @@ cd price_pusher
 # For EVM
 npm run start -- evm --endpoint wss://example-rpc.com \
     --pyth-contract-address 0xff1a0f4744e8582DF...... \
-    --price-service-endpoint https://example-pyth-price.com \
+    --price-service-endpoint https://example-hermes-rpc.com \
     --price-config-file "path/to/price-config.testnet.sample.yaml" \
     --mnemonic-file "path/to/mnemonic.txt" \
     [--pushing-frequency 10] \
@@ -95,7 +101,7 @@ npm run start -- evm --endpoint wss://example-rpc.com \
 
 # For Injective
 npm run start -- injective --grpc-endpoint https://grpc-endpoint.com \
-    --pyth-contract-address inj1z60tg0... --price-service-endpoint "https://example-pyth-price.com" \
+    --pyth-contract-address inj1z60tg0... --price-service-endpoint "https://example-hermes-rpc.com" \
     --price-config-file "path/to/price-config.testnet.sample.yaml" \
     --mnemonic-file "path/to/mnemonic.txt" \
     --network testnet \
@@ -104,7 +110,8 @@ npm run start -- injective --grpc-endpoint https://grpc-endpoint.com \
 
 # For Aptos
 npm run start -- aptos --endpoint https://fullnode.testnet.aptoslabs.com/v1 \
-    --pyth-contract-address 0x7e783b349d3e89cf5931af376ebeadbfab855b3fa239b7ada8f5a92fbea6b387 --price-service-endpoint "https://hermes-beta.pyth.network" \
+    --pyth-contract-address 0x7e783b349d3e89cf5931af376ebeadbfab855b3fa239b7ada8f5a92fbea6b387 \
+    --price-service-endpoint "https://example-hermes-rpc.com" \
     --price-config-file "./price-config.testnet.sample.yaml" \
     --mnemonic-file "path/to/mnemonic.txt" \
     [--pushing-frequency 10] \
@@ -118,7 +125,7 @@ npm run start -- sui \
   --wormhole-package-id 0xcc029e2810f17f9f43f52262f40026a71fbdca40ed3803ad2884994361910b7e \
   --wormhole-state-id 0xebba4cc4d614f7a7cdbe883acc76d1cc767922bc96778e7b68be0d15fce27c02 \
   --price-feed-to-price-info-object-table-id 0xf8929174008c662266a1adde78e1e8e33016eb7ad37d379481e860b911e40ed5 \
-  --price-service-endpoint https://hermes-beta.pyth.network \
+  --price-service-endpoint https://example-hermes-rpc.com \
   --mnemonic-file ./mnemonic \
   --price-config-file ./price-config.testnet.sample.yaml \
   [--pushing-frequency 10] \
@@ -130,6 +137,8 @@ npm run start -- sui \
 docker run public.ecr.aws/pyth-network/xc-price-pusher:v<version> -- <above-arguments>
 ```
 
+[hermes]: https://github.com/pyth-network/pyth-crosschain/tree/main/hermes
+
 ### Command Line Arguments
 
 To know more about the arguments the price-pusher accepts. You can run:
@@ -146,14 +155,17 @@ npm run start -- {network} --help
 For example, to push `BTC/USD` and `BNB/USD` prices on Fantom testnet, run the following command:
 
 ```sh
-npm run dev -- evm --endpoint https://endpoints.omniatech.io/v1/fantom/testnet/public \
-    --pyth-contract-address 0xff1a0f4744e8582DF1aE09D5611b887B6a12925C --price-service-endpoint https://hermes-beta.pyth.network \
-    --mnemonic-file "./mnemonic" --price-config-file "./price-config.testnet.sample.yaml"
+npm run dev -- evm \
+  --endpoint https://endpoints.omniatech.io/v1/fantom/testnet/public \
+  --pyth-contract-address 0x5744Cbf430D99456a0A8771208b674F27f8EF0Fb \
+  --price-service-endpoint https://hermes.pyth.network \
+  --mnemonic-file "./mnemonic" \
+  --price-config-file "./price-config.stable.sample.yaml"
 ```
 
-[`price-config.testnet.sample.yaml`](./price-config.testnet.sample.yaml) contains configuration for `BTC/USD`
-and `BNB/USD` price feeds on Pyth testnet. [`price-config.mainnet.sample.yaml`](./price-config.mainnet.sample.yaml)
-contains the same configuration for `BTC/USD` and `BNB/USD` on Pyth mainnet.
+[`price-config.stable.sample.yaml`](./price-config.stable.sample.yaml) contains configuration for `BTC/USD`
+and `BNB/USD` price feeds on Pyth stable data sources. [`price-config.beta.sample.yaml`](./price-config.beta.sample.yaml)
+contains the same configuration for `BTC/USD` and `BNB/USD` on Pyth beta data sources.
 
 You can also provide a config file instead of providing command line options, run the following command:
 
@@ -163,30 +175,22 @@ npm run start -- injective --config "./config.injective.sample.json"
 
 [`config.injective.sample.json`](./config.injective.sample.json) contains configuration to publish on Injective testnet.
 
-## Running using a standalone price service (via docker-compose)
+## Running via docker-compose
 
-Price pusher communicates with [Pyth price service][] to get the most recent price updates. Pyth price service listens to the
-Wormhole network to get latest price updates, and serves REST and websocket APIs for consumers to fetch the updates.
-Pyth hosts public endpoints for the price service; however, it is recommended to run it standalone to achieve more resiliency and
-scalability.
+This directory contains sample docker compose files ([stable](./docker-compose.stable.sample.yaml),
+[beta](./docker-compose.beta.sample.yaml)) a price pusher.
 
-This directory contains sample docker compose files ([testnet](./docker-compose.testnet.sample.yaml),
-[mainnet](./docker-compose.mainnet.sample.yaml)) a price pusher and its dependencies, including a
-price service and a Wormhole spy. A price service depends on a Wormhole spy. A spy listens to the Wormhole
-network and reports all Pyth-related Wormhole messages to the price service.
-
-To run the services via docker-compose, please modify the your target network (testnet, mainnet) sample docker-compose file to adjust the configurations.
+To run the services via docker-compose, please set the RPC endpoint and contract address of your target network in the
+sample docker-compose file.
 
 Then, start the docker-compose like this:
 
 ```
-docker-compose -f docker-compose.testnet.sample.yaml up
+docker-compose -f docker-compose.stable.sample.yaml up
 ```
 
 It will take a few minutes until all the services are up and running.
 
-[pyth price service]: https://github.com/pyth-network/pyth-crosschain/tree/main/price_service/server
-
 ## Reliability
 
 You can run multiple instances of the price pusher to increase the reliability. It is better to use

price_pusher/config.aptos.testnet.sample.json

@@ -3,5 +3,5 @@
   "pyth-contract-address": "0x7e783b349d3e89cf5931af376ebeadbfab855b3fa239b7ada8f5a92fbea6b387",
   "price-service-endpoint": "https://hermes-beta.pyth.network",
   "mnemonic-file": "./mnemonic",
-  "price-config-file": "./price-config.testnet.sample.yaml"
+  "price-config-file": "./price-config.beta.sample.yaml"
 }

price_pusher/config.evm.stable.sample.json

@@ -0,0 +1,7 @@
+{
+  "endpoint": "https://eth-mainnet.public.blastapi.io",
+  "pyth-contract-address": "0x4305FB66699C3B2702D4d05CF36551390A4c69C6",
+  "price-service-endpoint": "https://hermes.pyth.network",
+  "mnemonic-file": "./mnemonic",
+  "price-config-file": "./price-config.stable.sample.yaml"
+}

price_pusher/config.evm.testnet.sample.json

@@ -1,7 +0,0 @@
-{
-  "endpoint": "https://endpoints.omniatech.io/v1/fantom/testnet/public",
-  "pyth-contract-address": "0xff1a0f4744e8582DF1aE09D5611b887B6a12925C",
-  "price-service-endpoint": "https://hermes-beta.pyth.network",
-  "mnemonic-file": "./mnemonic",
-  "price-config-file": "./price-config.testnet.sample.yaml"
-}

price_pusher/config.injective.testnet.sample.json

@@ -3,6 +3,6 @@
   "pyth-contract-address": "inj1z60tg0tekdzcasenhuuwq3htjcd5slmgf7gpez",
   "price-service-endpoint": "https://hermes-beta.pyth.network",
   "mnemonic-file": "./mnemonic",
-  "price-config-file": "./price-config.testnet.sample.yaml",
+  "price-config-file": "./price-config.beta.sample.yaml",
   "network": "testnet"
 }

price_pusher/config.sui.mainnet.sample.json

@@ -7,5 +7,5 @@
   "price-feed-to-price-info-object-table-id": "0x14b4697477d24c30c8eecc31dd1bd49a3115a9fe0db6bd4fd570cf14640b79a0",
   "price-service-endpoint": "https://hermes.pyth.network",
   "mnemonic-file": "./mnemonic",
-  "price-config-file": "./price-config.mainnet.sample.yaml"
+  "price-config-file": "./price-config.stable.sample.yaml"
 }

price_pusher/config.sui.testnet.sample.json

@@ -7,5 +7,5 @@
   "price-feed-to-price-info-object-table-id": "0xf8929174008c662266a1adde78e1e8e33016eb7ad37d379481e860b911e40ed5",
   "price-service-endpoint": "https://hermes-beta.pyth.network",
   "mnemonic-file": "./mnemonic",
-  "price-config-file": "./price-config.testnet.sample.yaml"
+  "price-config-file": "./price-config.beta.sample.yaml"
 }

price_pusher/docker-compose.beta.sample.yaml

@@ -0,0 +1,40 @@
+services:
+  price-pusher:
+    # Use this to build the price pusher from source. A dependency of the pusher docker
+    # image is the pyth-crosschain monorepo lerna docker image. Build lerna image
+    # using the following command from the repo root:
+    # `docker buildx build -f Dockerfile.lerna -t lerna .`
+    #
+    # Please note that the docker build from source only works in x86_64 platforms
+    # and doesn't work on arm platforms (like Apple M1/M2).
+    #
+    # build:
+    #   context: .
+
+    # Replace <version> with the latest released image of the price pusher from here:
+    # https://gallery.ecr.aws/pyth-network/xc-price-pusher
+    image: public.ecr.aws/pyth-network/xc-price-pusher:v<version>
+    restart: always
+    command:
+      - "--"
+      - "evm"
+      - "--endpoint"
+      # Replace this with RPC endpoint URL for the EVM network.
+      - "https://endpoints.omniatech.io/v1/fantom/testnet/public"
+      - "--mnemonic-file"
+      - "/mnemonic"
+      - "--pyth-contract-address"
+      # Replace this with the address of the Pyth contract on the EVM network.
+      - "0xff1a0f4744e8582DF1aE09D5611b887B6a12925C"
+      - "--price-service-endpoint"
+      - "https://hermes-beta.pyth.network" # Replace this with a private Hermes RPC for more reliability
+      - "--price-config-file"
+      - "/price_config"
+    configs:
+      - mnemonic
+      - price_config
+configs:
+  mnemonic:
+    file: ./mnemonic # Replace this with the path to the mnemonic file
+  price_config:
+    file: ./price-config.beta.sample.yaml # Replace this with the path to the price configuration file

price_pusher/docker-compose.mainnet.sample.yaml

@@ -1,92 +0,0 @@
-services:
-  spy:
-    # Find latest Guardian images in https://github.com/wormhole-foundation/wormhole/pkgs/container/guardiand
-    image: ghcr.io/wormhole-foundation/guardiand:v2.23.14
-    command:
-      - "spy"
-      - "--nodeKey"
-      - "/node.key"
-      - "--spyRPC"
-      - "[::]:7072"
-      - "--bootstrap"
-      - "/dns4/wormhole-mainnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWQp644DK27fd3d4Km3jr7gHiuJJ5ZGmy8hH4py7fP4FP7"
-      - "--network"
-      - "/wormhole/mainnet/2"
-      - "--logLevel"
-      - "warn"
-  price-service:
-    # Find latest price service images https://gallery.ecr.aws/pyth-network/xc-server
-    image: public.ecr.aws/pyth-network/xc-server:v3.0.8
-    environment:
-      SPY_SERVICE_HOST: "spy:7072"
-      SPY_SERVICE_FILTERS: |
-        [
-          {
-            "chain_id": 1,
-            "emitter_address": "6bb14509a612f01fbbc4cffeebd4bbfb492a86df717ebe92eb6df432a3f00a25"
-          },
-          {
-            "chain_id": 26,
-            "emitter_address": "f8cd23c2ab91237730770bbea08d61005cdda0984348f3f6eecb559638c0bba0"
-          }
-        ]
-      REST_PORT: "4200"
-      PROM_PORT: "8081"
-      READINESS_SPY_SYNC_TIME_SECONDS: "5"
-      READINESS_NUM_LOADED_SYMBOLS: "280"
-      LOG_LEVEL: warning
-      WORMHOLE_CLUSTER: mainnet
-    healthcheck:
-      test:
-        [
-          "CMD",
-          "wget",
-          "--no-verbose",
-          "--tries=1",
-          "--spider",
-          "http://localhost:4200/ready",
-        ]
-      start_period: 20s
-    depends_on:
-      - spy
-  price-pusher:
-    # Use this to build the price pusher from source. A dependency of the pusher docker
-    # image is the pyth-crosschain monorepo lerna docker image. Build lerna image
-    # using the following command from the repo root:
-    # `docker buildx build -f Dockerfile.lerna -t lerna .`
-    #
-    # Please note that the docker build from source only works in x86_64 platforms
-    # and doesn't work on arm platforms (like Apple M1/M2).
-    #
-    # build:
-    #   context: .
-
-    # Replace <version> with the latest released image of the price pusher from here:
-    # https://gallery.ecr.aws/pyth-network/xc-price-pusher
-    image: public.ecr.aws/pyth-network/xc-price-pusher:v<version>
-    restart: always
-    command:
-      - "--"
-      - "evm"
-      - "--endpoint"
-      # Replace this with RPC endpoint URL for the EVM network.
-      - "https://bsc-dataseed2.binance.org"
-      - "--mnemonic-file"
-      - "/mnemonic"
-      - "--pyth-contract-address"
-      - "0xd7308b14BF4008e7C7196eC35610B1427C5702EA"
-      - "--price-service-endpoint"
-      - "http://price-service:4200"
-      - "--price-config-file"
-      - "/price_config"
-    configs:
-      - mnemonic
-      - price_config
-    depends_on:
-      price-service:
-        condition: service_healthy
-configs:
-  mnemonic:
-    file: ./path/to/mnemonic.txt # Replace this with the path to the mnemonic file
-  price_config:
-    file: ./price-config.mainnet.sample.yaml # Replace this with the path to the price configuration file

price_pusher/docker-compose.stable.sample.yaml

@@ -0,0 +1,40 @@
+services:
+  price-pusher:
+    # Use this to build the price pusher from source. A dependency of the pusher docker
+    # image is the pyth-crosschain monorepo lerna docker image. Build lerna image
+    # using the following command from the repo root:
+    # `docker buildx build -f Dockerfile.lerna -t lerna .`
+    #
+    # Please note that the docker build from source only works in x86_64 platforms
+    # and doesn't work on arm platforms (like Apple M1/M2).
+    #
+    # build:
+    #   context: .
+
+    # Replace <version> with the latest released image of the price pusher from here:
+    # https://gallery.ecr.aws/pyth-network/xc-price-pusher
+    image: public.ecr.aws/pyth-network/xc-price-pusher:v<version>
+    restart: always
+    command:
+      - "--"
+      - "evm"
+      - "--endpoint"
+      # Replace this with RPC endpoint URL for the EVM network.
+      - "https://bsc-dataseed2.binance.org"
+      - "--mnemonic-file"
+      - "/mnemonic"
+      # Replace this with the address of the Pyth contract on the EVM network.
+      - "--pyth-contract-address"
+      - "0xd7308b14BF4008e7C7196eC35610B1427C5702EA"
+      - "--price-service-endpoint"
+      - "https://hermes.pyth.network" # Replace this with a private Hermes RPC for more reliability
+      - "--price-config-file"
+      - "/price_config"
+    configs:
+      - mnemonic
+      - price_config
+configs:
+  mnemonic:
+    file: ./path/to/mnemonic.txt # Replace this with the path to the mnemonic file
+  price_config:
+    file: ./price-config.stable.sample.yaml # Replace this with the path to the price configuration file

price_pusher/docker-compose.testnet.sample.yaml

@@ -1,92 +0,0 @@
-services:
-  spy:
-    # Find latest Guardian images in https://github.com/wormhole-foundation/wormhole/pkgs/container/guardiand
-    image: ghcr.io/wormhole-foundation/guardiand:v2.23.14
-    command:
-      - "spy"
-      - "--nodeKey"
-      - "/node.key"
-      - "--spyRPC"
-      - "[::]:7072"
-      - "--bootstrap"
-      - "/dns4/wormhole-testnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWAkB9ynDur1Jtoa97LBUp8RXdhzS5uHgAfdTquJbrbN7i"
-      - "--network"
-      - "/wormhole/testnet/2/1"
-      - "--logLevel"
-      - "warn"
-  price-service:
-    # Find latest price service images https://gallery.ecr.aws/pyth-network/xc-server
-    image: public.ecr.aws/pyth-network/xc-server:v3.0.8
-    environment:
-      SPY_SERVICE_HOST: "spy:7072"
-      SPY_SERVICE_FILTERS: |
-        [
-          {
-            "chain_id": 1,
-            "emitter_address": "f346195ac02f37d60d4db8ffa6ef74cb1be3550047543a4a9ee9acf4d78697b0"
-          },
-          {
-            "chain_id": 26,
-            "emitter_address": "a27839d641b07743c0cb5f68c51f8cd31d2c0762bec00dc6fcd25433ef1ab5b6"
-          }
-        ]
-      REST_PORT: "4200"
-      PROM_PORT: "8081"
-      READINESS_SPY_SYNC_TIME_SECONDS: "5"
-      READINESS_NUM_LOADED_SYMBOLS: "280"
-      LOG_LEVEL: warning
-      WORMHOLE_CLUSTER: testnet
-    healthcheck:
-      test:
-        [
-          "CMD",
-          "wget",
-          "--no-verbose",
-          "--tries=1",
-          "--spider",
-          "http://localhost:4200/ready",
-        ]
-      start_period: 20s
-    depends_on:
-      - spy
-  price-pusher:
-    # Use this to build the price pusher from source. A dependency of the pusher docker
-    # image is the pyth-crosschain monorepo lerna docker image. Build lerna image
-    # using the following command from the repo root:
-    # `docker buildx build -f Dockerfile.lerna -t lerna .`
-    #
-    # Please note that the docker build from source only works in x86_64 platforms
-    # and doesn't work on arm platforms (like Apple M1/M2).
-    #
-    # build:
-    #   context: .
-
-    # Replace <version> with the latest released image of the price pusher from here:
-    # https://gallery.ecr.aws/pyth-network/xc-price-pusher
-    image: public.ecr.aws/pyth-network/xc-price-pusher:v<version>
-    restart: always
-    command:
-      - "--"
-      - "evm"
-      - "--endpoint"
-      # Replace this with RPC endpoint URL for the EVM network.
-      - "https://endpoints.omniatech.io/v1/fantom/testnet/public"
-      - "--mnemonic-file"
-      - "/mnemonic"
-      - "--pyth-contract-address"
-      - "0xff1a0f4744e8582DF1aE09D5611b887B6a12925C"
-      - "--price-service-endpoint"
-      - "http://price-service:4200"
-      - "--price-config-file"
-      - "/price_config"
-    configs:
-      - mnemonic
-      - price_config
-    depends_on:
-      price-service:
-        condition: service_healthy
-configs:
-  mnemonic:
-    file: ./mnemonic # Replace this with the path to the mnemonic file
-  price_config:
-    file: ./price-config.testnet.sample.yaml # Replace this with the path to the price configuration file

price_service/client/js/README.md

@@ -23,21 +23,18 @@ $ yarn add @pythnetwork/price-service-client
 Typical usage of the connection is along the following lines:
 
 ```typescript
-const connection = new PriceServiceConnection(
-  "https://hermes-beta.pyth.network",
-  {
-    priceFeedRequestConfig: {
-      // Provide this option to retrieve signed price updates for on-chain contracts.
-      // Ignore this option for off-chain use.
-      binary: true,
-    },
-  }
-); // See Hermes endpoints section below for other endpoints
+const connection = new PriceServiceConnection("https://hermes.pyth.network", {
+  priceFeedRequestConfig: {
+    // Provide this option to retrieve signed price updates for on-chain contracts.
+    // Ignore this option for off-chain use.
+    binary: true,
+  },
+}); // See Hermes endpoints section below for other endpoints
 
 const priceIds = [
-  // You can find the ids of prices at https://pyth.network/developers/price-feed-ids#pyth-evm-testnet
-  "0xf9c0172ba10dfa4d19088d94f5bf61d3b54d5bd7483a322a982e1373ee8ea31b", // BTC/USD price id in testnet
-  "0xca80ba6dc32e08d06f1aa886011eed1d77c77be9eb761cc10d72b7d0a2fd57a6", // ETH/USD price id in testnet
+  // You can find the ids of prices at https://pyth.network/developers/price-feed-ids
+  "0xe62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415b43", // BTC/USD price id
+  "0xff61491a931112ddf1bd8147cd1b641375f79f5825126d665480874634fd0ace", // ETH/USD price id
 ];
 
 // Get the latest values of the price feeds as json objects.
@@ -80,9 +77,16 @@ You can run it with `npm run example`.
 A full command that prints BTC and ETH price feeds, in the testnet network, looks like so:
 
 ```bash
-npm run example -- --endpoint https://hermes-beta.pyth.network --price-ids 0xf9c0172ba10dfa4d19088d94f5bf61d3b54d5bd7483a322a982e1373ee8ea31b 0xca80ba6dc32e08d06f1aa886011eed1d77c77be9eb761cc10d72b7d0a2fd57a6
+npm run example -- \
+  --endpoint https://hermes.pyth.network \
+  --price-ids \
+    0xe62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415b43 \
+    0xff61491a931112ddf1bd8147cd1b641375f79f5825126d665480874634fd0ace
 ```
 
 ## Hermes endpoints
 
-You can find the list of Hermes public endpoints [here](https://docs.pyth.network/documentation/pythnet-price-feeds/hermes#public-endpoints).
+Pyth offers a free public endpoint at [https://hermes.pyth.network](https://hermes.pyth.network). However, it is
+recommended to obtain a private endpoint from one of the Hermes RPC providers for more reliability. You can find more
+information about Hermes RPC providers
+[here](https://docs.pyth.network/documentation/pythnet-price-feeds/hermes#public-endpoint).

target_chains/ethereum/examples/oracle_swap/app/src/App.tsx

@@ -17,7 +17,10 @@ import { getBalance } from "./erc20";
 const CONFIG = {
   // Each token is configured with its ERC20 contract address and Pyth Price Feed ID.
   // You can find the list of price feed ids at https://pyth.network/developers/price-feed-ids
-  // Note that feeds have different ids on testnet / mainnet.
+  // Note that feeds have different ids on stable / beta.
+  //
+  // TODO: This example uses an old testnet contract that uses Beta feeds. We should update it
+  // to use the new contract that serves stable feeds.
   baseToken: {
     name: "BRL",
     erc20Address: "0xB3a2EDFEFC35afE110F983E32Eb67E671501de1f",

target_chains/ethereum/sdk/js/README.md

@@ -1,6 +1,7 @@
 # Pyth EVM JS
 
-[Pyth](https://pyth.network/) provides real-time pricing data in a variety of asset classes, including cryptocurrency, equities, FX and commodities. This library allows you to use these real-time prices on EVM-based networks.
+[Pyth](https://pyth.network/) provides real-time pricing data in a variety of asset classes, including cryptocurrency,
+equities, FX and commodities. This library allows you to use these real-time prices on EVM-based networks.
 
 ## Installation
 
@@ -18,21 +19,20 @@ $ yarn add @pythnetwork/pyth-evm-js
 
 ## Quickstart
 
-Pyth stores prices off-chain to minimize gas fees, which allows us to offer a wider selection of products and faster update times.
-See [On-Demand Updates](https://docs.pyth.network/documentation/pythnet-price-feeds/on-demand) for more information about this approach. In order to use Pyth prices on chain,
-they must be fetched from an off-chain Hermes instance. The `EvmPriceServiceConnection` class can be used to interact with these services,
-providing a way to fetch these prices directly in your code. The following example wraps an existing RPC provider and shows how to obtain
-Pyth prices and submit them to the network:
+Pyth stores prices off-chain to minimize gas fees, which allows us to offer a wider selection of products and faster
+update times. See [On-Demand Updates](https://docs.pyth.network/documentation/pythnet-price-feeds/on-demand) for more
+information about this approach. In order to use Pyth prices on chain, they must be fetched from an off-chain Hermes
+instance. The `EvmPriceServiceConnection` class can be used to interact with these services, providing a way to fetch
+these prices directly in your code. The following example wraps an existing RPC provider and shows how to obtain Pyth
+prices and submit them to the network:
 
 ```typescript
-const connection = new EvmPriceServiceConnection(
-  "https://hermes-beta.pyth.network"
-); // See Hermes endpoints section below for other endpoints
+const connection = new EvmPriceServiceConnection("https://hermes.pyth.network"); // See Hermes endpoints section below for other endpoints
 
 const priceIds = [
-  // You can find the ids of prices at https://pyth.network/developers/price-feed-ids#pyth-evm-testnet
-  "0xf9c0172ba10dfa4d19088d94f5bf61d3b54d5bd7483a322a982e1373ee8ea31b", // BTC/USD price id in testnet
-  "0xca80ba6dc32e08d06f1aa886011eed1d77c77be9eb761cc10d72b7d0a2fd57a6", // ETH/USD price id in testnet
+  // You can find the ids of prices at https://pyth.network/developers/price-feed-ids#pyth-evm-stable
+  "0xe62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415b43", // BTC/USD price id
+  "0xff61491a931112ddf1bd8147cd1b641375f79f5825126d665480874634fd0ace", // ETH/USD price id
 ];
 
 // In order to use Pyth prices in your protocol you need to submit the price update data to Pyth contract in your target
@@ -133,7 +133,11 @@ There are two examples in [examples](./src/examples/).
 [This example](./src/examples/EvmPriceServiceClient.ts) fetches `PriceFeed` updates using both a HTTP-request API and a streaming websocket API. You can run it with `npm run example-client`. A full command that prints BTC and ETH price feeds, in the testnet network, looks like so:
 
 ```bash
-npm run example-client -- --endpoint https://hermes-beta.pyth.network --price-ids 0xf9c0172ba10dfa4d19088d94f5bf61d3b54d5bd7483a322a982e1373ee8ea31b 0xca80ba6dc32e08d06f1aa886011eed1d77c77be9eb761cc10d72b7d0a2fd57a6
+npm run example-client -- \
+  --endpoint https://hermes.pyth.network \
+  --price-ids \
+    0xe62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415b43 \
+    0xff61491a931112ddf1bd8147cd1b641375f79f5825126d665480874634fd0ace
 ```
 
 #### EvmRelay
@@ -144,19 +148,23 @@ npm run example-client -- --endpoint https://hermes-beta.pyth.network --price-id
 2. Calls the pyth contract with the update data.
 3. Submits it to the network and prints the txhash if successful.
 
-You can run this example with `npm run example-relay`. A full command that updates BTC and ETH prices on the BNB Chain testnet network looks like so:
+You can run this example with `npm run example-relay`. A full command that updates BTC and ETH prices on the BNB Chain
+testnet network looks like so:
 
 ```bash
 npm run example-relay -- \
   --network "https://data-seed-prebsc-1-s1.binance.org:8545" \
-  --pyth-contract "0xd7308b14BF4008e7C7196eC35610B1427C5702EA"\
+  --pyth-contract "0x5744Cbf430D99456a0A8771208b674F27f8EF0Fb"\
   --mnemonic "my good mnemonic" \
-  --endpoint https://hermes-beta.pyth.network \
+  --endpoint https://hermes.pyth.network \
   --price-ids \
-    "0xf9c0172ba10dfa4d19088d94f5bf61d3b54d5bd7483a322a982e1373ee8ea31b" \
-    "0xca80ba6dc32e08d06f1aa886011eed1d77c77be9eb761cc10d72b7d0a2fd57a6"
+    "0xe62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415b43" \
+    "0xff61491a931112ddf1bd8147cd1b641375f79f5825126d665480874634fd0ace"
 ```
 
 ## Hermes endpoints
 
-You can find the list of Hermes public endpoints [here](https://docs.pyth.network/documentation/pythnet-price-feeds/hermes#public-endpoints).
+Pyth offers a free public endpoint at [https://hermes.pyth.network](https://hermes.pyth.network). However, it is
+recommended to obtain a private endpoint from one of the Hermes RPC providers for more reliability. You can find more
+information about Hermes RPC providers
+[here](https://docs.pyth.network/documentation/pythnet-price-feeds/hermes#public-endpoint).