# App-Integration **URL:** https://forum.alpaca.markets/c/programming/app-integration/6.md [Latest](https://forum.alpaca.markets/latest.md) · [Categories](https://forum.alpaca.markets/categories.md) --- ## [About the App-Integration category](https://forum.alpaca.markets/t/about-the-app-integration-category/13)
**Author:** [@AlpacaAlex](https://forum.alpaca.markets/u/AlpacaAlex)\ **Replies:** 1\ **Last updated:** [October 26, 2020, 9:12pm UTC](https://forum.alpaca.markets/t/about-the-app-integration-category/13 "2020-10-26T21:12:54Z")
For all discussion centered around app-integration. :llama: --- ## [X-RateLimit-\* headers missing on 429 responses](https://forum.alpaca.markets/t/x-ratelimit-headers-missing-on-429-responses/19404)
**Author:** [@coen](https://forum.alpaca.markets/u/coen)\ **Replies:** 0\ **Last updated:** [July 27, 2026, 4:09pm UTC](https://forum.alpaca.markets/t/x-ratelimit-headers-missing-on-429-responses/19404 "2026-07-27T16:09:28Z")
Hi, I’ve noticed that the X-RateLimit-\* headers are missing when you get a 429 response from the API. They are there for 200 OK responses, but I think it’s more useful to have them on the 429 responses. The documentatio… --- ## [Fintech link to Alpaca api](https://forum.alpaca.markets/t/fintech-link-to-alpaca-api/19181)
**Author:** [@Rodrigo\_Angulo](https://forum.alpaca.markets/u/Rodrigo_Angulo)\ **Replies:** 0\ **Last updated:** [June 27, 2026, 7:30pm UTC](https://forum.alpaca.markets/t/fintech-link-to-alpaca-api/19181 "2026-06-27T19:30:57Z")
Hello how long does it take to discuss and sign a deal to link alpaca api to a fintech app? --- ## [Proper Options JSON Kata](https://forum.alpaca.markets/t/proper-options-json-kata/19041)
**Author:** [@Johnpaul\_Williams](https://forum.alpaca.markets/u/Johnpaul_Williams)\ **Replies:** 0\ **Last updated:** [June 7, 2026, 10:22pm UTC](https://forum.alpaca.markets/t/proper-options-json-kata/19041 "2026-06-07T22:22:03Z")
Hello Alpaca Support, We are using Alpaca Trading API for single-leg long option trading and want to confirm the current correct JSON order shapes. Our current long-option entry order is: { "symbol": "SPY260608C0075… --- ## [MCP Connectivity from OpenAI's agent builder](https://forum.alpaca.markets/t/mcp-connectivity-from-openais-agent-builder/17968)
**Author:** [@recurrentVerse](https://forum.alpaca.markets/u/recurrentVerse)\ **Replies:** 0\ **Last updated:** [October 13, 2025, 8:22pm UTC](https://forum.alpaca.markets/t/mcp-connectivity-from-openais-agent-builder/17968 "2025-10-13T20:22:31Z")
Hello all, I’m trying to integrate Alpaca’s MCP into my open AI agent platform. I’m running the agent locally with transport, and using ngrok to have it available to OpenAi’s platform. The only issue is while the MCP is… --- ## [Support or guidance for Total P&L, Realized + Unrealized](https://forum.alpaca.markets/t/support-or-guidance-for-total-p-l-realized-unrealized/2891)
**Author:** [@sammp](https://forum.alpaca.markets/u/sammp)\ **Replies:** 1\ **Last updated:** [August 30, 2025, 8:50pm UTC](https://forum.alpaca.markets/t/support-or-guidance-for-total-p-l-realized-unrealized/2891 "2025-08-30T20:50:54Z")
I am looking for some help with getting the Realized & Unrealized P&L (percentage, and total $) for a user’s account, from the beginning of their account. I posted the following in the Slack: I’m looking for a quick wa… --- ## [New Integration Request: Collective 2](https://forum.alpaca.markets/t/new-integration-request-collective-2/17610)
**Author:** [@Justin\_Coffi](https://forum.alpaca.markets/u/Justin_Coffi)\ **Replies:** 1\ **Last updated:** [August 11, 2025, 4:51pm UTC](https://forum.alpaca.markets/t/new-integration-request-collective-2/17610 "2025-08-11T16:51:11Z")
I would love to see an integration with https://collective2.com/ for Broker Transmit and auto trading. This would allow me to share my algo without running into regulatory constraints. --- ## [Errors with timestamp pleas help](https://forum.alpaca.markets/t/errors-with-timestamp-pleas-help/16825)
**Author:** [@Jennifer\_M](https://forum.alpaca.markets/u/Jennifer_M)\ **Replies:** 1\ **Last updated:** [April 24, 2025, 9:37pm UTC](https://forum.alpaca.markets/t/errors-with-timestamp-pleas-help/16825 "2025-04-24T21:37:10Z")
there are my imports: from alpaca.data.timeframe import TimeFrame, TimeFrameUnit # :white\_check\_mark: Ensure this exact import from alpaca.data.models import BarSet from alpaca.data import StockHistoricalDataClient f… --- ## [Oauth2 should support deep linking and expo (react-native) domains](https://forum.alpaca.markets/t/oauth2-should-support-deep-linking-and-expo-react-native-domains/16810)
**Author:** [@jensen\_stava](https://forum.alpaca.markets/u/jensen_stava)\ **Replies:** 0\ **Last updated:** [April 22, 2025, 8:04pm UTC](https://forum.alpaca.markets/t/oauth2-should-support-deep-linking-and-expo-react-native-domains/16810 "2025-04-22T20:04:29Z")
When adding a callback url to Alpaca, it only allows http and https domains. This means that it is impossible to develop locally. Alpaca should allow domains like exp://192.168.80.26:8081 or example-app:// so that the Oa… --- ## [ERROR: \[SSL: CERTIFICATE\_VERIFY\_FAILED\] certificate verify failed](https://forum.alpaca.markets/t/error-ssl-certificate-verify-failed-certificate-verify-failed/2587)
**Author:** [@deanmayne](https://forum.alpaca.markets/u/deanmayne)\ **Replies:** 4\ **Last updated:** [April 11, 2025, 5:23am UTC](https://forum.alpaca.markets/t/error-ssl-certificate-verify-failed-certificate-verify-failed/2587 "2025-04-11T05:23:03Z")
I am attempting to run the alpacahq/example-scalping script in Python 3.8 but I continue to get the \[SSL: CERTIFICATE\_VERIFY\_FAILED\] certificate verify failed error each time I run. I am on a Mac with 10.14.6 running Py… --- ## [OAuth Integration Trouble: Deposit functionality](https://forum.alpaca.markets/t/oauth-integration-trouble-deposit-functionality/16474)
**Author:** [@toto24s](https://forum.alpaca.markets/u/toto24s)\ **Replies:** 0\ **Last updated:** [March 18, 2025, 1:09am UTC](https://forum.alpaca.markets/t/oauth-integration-trouble-deposit-functionality/16474 "2025-03-18T01:09:07Z")
I’ve implemented OAuth in my investment app, allowing access to market data and order placement on behalf of users. However, I’m struggling to enable deposits through OAuth. I tried using a webview to redirect users to … --- ## [Why does the API values shows different data for 02/12/2025](https://forum.alpaca.markets/t/why-does-the-api-values-shows-different-data-for-02-12-2025/16321)
**Author:** [@das.somik](https://forum.alpaca.markets/u/das.somik)\ **Replies:** 2\ **Last updated:** [March 9, 2025, 5:54am UTC](https://forum.alpaca.markets/t/why-does-the-api-values-shows-different-data-for-02-12-2025/16321 "2025-03-09T05:54:41Z")
It is not only for the mentioned date of 02/12/2025, but the data for any day is inconsistent irrespective of the stock. For example for TSLA, This is what I get the closing prices from Trading View - time close B… --- ## [मुझे फोनपे से गलत खाते में रिफंड कैसे मिलेगा?](https://forum.alpaca.markets/t/topic/16259)
**Author:** [@American\_Doller](https://forum.alpaca.markets/u/American_Doller)\ **Replies:** 1\ **Last updated:** [February 22, 2025, 8:13am UTC](https://forum.alpaca.markets/t/topic/16259 "2025-02-22T08:13:35Z")
फ़ोनपे से पैसे कट जाने पर, ये कदम उठाए जा सकते ग्राहक सहायता से संपर्क(O709×188×/64 47✓) है फ़ोनपे ऐप में जाकर, “ट्रांज़ैक्शन” या “इतिहास” सेक्शन में जाएं. असफल लेन-देन चुनें. “वापस लें” या “वापस लेने के लिए अनुरोध करें”… --- ## [मुझे फोनपे से गलत खाते में रिफंड कैसे मिलेगा? -](https://forum.alpaca.markets/t/topic/16256)
**Author:** [@American\_Doller](https://forum.alpaca.markets/u/American_Doller)\ **Replies:** 1\ **Last updated:** [February 22, 2025, 8:11am UTC](https://forum.alpaca.markets/t/topic/16256 "2025-02-22T08:11:51Z")
फ़ोनपे से पैसे कट जाने पर, ये कदम उठाए जा सकते ग्राहक सहायता से संपर्क(O709×188×/64 47✓) है फ़ोनपे ऐप में जाकर, “ट्रांज़ैक्शन” या “इतिहास” सेक्शन में जाएं. असफल लेन-देन चुनें. “वापस लें” या “वापस लेने के लिए अनुरोध करें”… --- ## [OAuth invalid\_grant error when requesting access token](https://forum.alpaca.markets/t/oauth-invalid-grant-error-when-requesting-access-token/15964)
**Author:** [@Kimin\_Lee](https://forum.alpaca.markets/u/Kimin_Lee)\ **Replies:** 0\ **Last updated:** [January 25, 2025, 11:51am UTC](https://forum.alpaca.markets/t/oauth-invalid-grant-error-when-requesting-access-token/15964 "2025-01-25T11:51:58Z")
I’m having issues with oauth when requesting an access token, in exchange for an auth token. I have the client id and client secret correct, and redirect\_uri is the same one as the one I used to retrieve the auth token. … --- ## [Link to Bank account via CurrencyCloud](https://forum.alpaca.markets/t/link-to-bank-account-via-currencycloud/15917)
**Author:** [@mm2025](https://forum.alpaca.markets/u/mm2025)\ **Replies:** 1\ **Last updated:** [January 19, 2025, 9:21pm UTC](https://forum.alpaca.markets/t/link-to-bank-account-via-currencycloud/15917 "2025-01-19T21:21:31Z")
Hi, I just opened a new account with Alpaca trading and trying to fund it via linking my bank account (non-US banks) through IBAN but unable to do so. I get this error: CurrencyCloud error - account was never in active… --- ## [Can i have the same account data in multiple accounts?](https://forum.alpaca.markets/t/can-i-have-the-same-account-data-in-multiple-accounts/15908)
**Author:** [@drest](https://forum.alpaca.markets/u/drest)\ **Replies:** 0\ **Last updated:** [January 18, 2025, 1:44am UTC](https://forum.alpaca.markets/t/can-i-have-the-same-account-data-in-multiple-accounts/15908 "2025-01-18T01:44:29Z")
Is it permitted to have multiple accounts with the same account data? For instance the same credit card number, same name, city, address. Technically two different account with the same identity. Or is it out of the ques… --- ## [Python SDK: how to stream market data and trades update simultaneously?](https://forum.alpaca.markets/t/python-sdk-how-to-stream-market-data-and-trades-update-simultaneously/11291)
**Author:** [@PeterM](https://forum.alpaca.markets/u/PeterM)\ **Replies:** 2\ **Last updated:** [December 12, 2024, 4:22pm UTC](https://forum.alpaca.markets/t/python-sdk-how-to-stream-market-data-and-trades-update-simultaneously/11291 "2024-12-12T16:22:57Z")
Hello, I am trying to leverage Python SDK to stream market data and trades update simultaneously. Basically, I’d like to stream market data, based on that market data, I’d like to place orders, and I’d like to get upda… --- ## [StockSharp - free algorithmic trading platform](https://forum.alpaca.markets/t/stocksharp-free-algorithmic-trading-platform/14885)
**Author:** [@stocksharp](https://forum.alpaca.markets/u/stocksharp)\ **Replies:** 1\ **Last updated:** [November 16, 2024, 9:17am UTC](https://forum.alpaca.markets/t/stocksharp-free-algorithmic-trading-platform/14885 "2024-11-16T09:17:43Z")
Hello Alpaca community! We at Stoksharp are excited to share that six months ago, we successfully integrated with Alpaca. Our team is dedicated to developing products for algorithmic trading, and we offer a range of pow… --- ## [API Retry Configuration](https://forum.alpaca.markets/t/api-retry-configuration/15047)
**Author:** [@redcoatwright](https://forum.alpaca.markets/u/redcoatwright)\ **Replies:** 0\ **Last updated:** [September 26, 2024, 12:01am UTC](https://forum.alpaca.markets/t/api-retry-configuration/15047 "2024-09-26T00:01:50Z")
In the documentation it mentions that if you hit a rate limit you’ll get a 429 response from the API and that the python package will handle this with retry logic depending on your configuration. I can’t find where that… --- ## [Questions for apis - switching between Stock exhanges](https://forum.alpaca.markets/t/questions-for-apis-switching-between-stock-exhanges/14762)
**Author:** [@Kvolle](https://forum.alpaca.markets/u/Kvolle)\ **Replies:** 0\ **Last updated:** [August 6, 2024, 1:28pm UTC](https://forum.alpaca.markets/t/questions-for-apis-switching-between-stock-exhanges/14762 "2024-08-06T13:28:10Z")
Greetings to all… Very green to this world and trying to understand it My first question : The api from ALPACA which I am doing testing on - is there an opton to trade on other stock exchanges or is the NYSE the only o… --- ## [Insufficient Balance](https://forum.alpaca.markets/t/insufficient-balance/13697)
**Author:** [@biggerrisk](https://forum.alpaca.markets/u/biggerrisk)\ **Replies:** 4\ **Last updated:** [June 24, 2024, 3:35pm UTC](https://forum.alpaca.markets/t/insufficient-balance/13697 "2024-06-24T15:35:42Z")
Under Paper trading account, I am getting this error trying to submit a sell market order on BTC. market\_order\_data = MarketOrderRequest( symbol=“BTC/USD”, notional=25000, side=OrderSide.SELL, time\_in\_force=TimeInFo… --- ## [Unexpected 429 since May 1st](https://forum.alpaca.markets/t/unexpected-429-since-may-1st/14132)
**Author:** [@Sergey\_Kuznetsov](https://forum.alpaca.markets/u/Sergey_Kuznetsov)\ **Replies:** 9\ **Last updated:** [June 4, 2024, 8:20pm UTC](https://forum.alpaca.markets/t/unexpected-429-since-may-1st/14132 "2024-06-04T20:20:32Z")
Hello! Since last night May 1st I’m getting 429 for market data on free account (development stage). And it was unexpected since I have internal limiter “new Semaphore(2, true)” means 2 calls per second which is less th… --- ## [Zapier connectivity bis broken](https://forum.alpaca.markets/t/zapier-connectivity-bis-broken/3688)
**Author:** [@fcinvestments](https://forum.alpaca.markets/u/fcinvestments)\ **Replies:** 17\ **Last updated:** [March 27, 2024, 10:45pm UTC](https://forum.alpaca.markets/t/zapier-connectivity-bis-broken/3688 "2024-03-27T22:45:53Z")
Hi, Could you please look into the Oauth integration with zapier, it flashes a URI error when I try to sign in. Thank you! --- ## [Can't connect to MinuteBar websocket](https://forum.alpaca.markets/t/cant-connect-to-minutebar-websocket/13925)
**Author:** [@Jakob\_Lilliemarck](https://forum.alpaca.markets/u/Jakob_Lilliemarck)\ **Replies:** 0\ **Last updated:** [March 26, 2024, 6:34am UTC](https://forum.alpaca.markets/t/cant-connect-to-minutebar-websocket/13925 "2024-03-26T06:34:24Z")
I’m writing a client for Alpaca in Rust, and in doing so I’m trying to subscribe to Trade, Qoute and MinuteBar streams over websocket. I can’t find any documentation that seems to be really up to date, but I managed to a… --- ## [Websocket rejected (403) and 404 Client Error](https://forum.alpaca.markets/t/websocket-rejected-403-and-404-client-error/13914)
**Author:** [@BosJelle](https://forum.alpaca.markets/u/BosJelle)\ **Replies:** 3\ **Last updated:** [March 24, 2024, 3:13pm UTC](https://forum.alpaca.markets/t/websocket-rejected-403-and-404-client-error/13914 "2024-03-24T15:13:35Z")
When trying to setup a connection in Python (on my paper trading account), I get the following warning on my MacOS Monterey: “WARNING:alpaca\_trade\_api.stream:trading stream websocket error, restarting connection: serve… --- ## [Asset class keyword causing error in Python](https://forum.alpaca.markets/t/asset-class-keyword-causing-error-in-python/2865)
**Author:** [@pkdenver](https://forum.alpaca.markets/u/pkdenver)\ **Replies:** 5\ **Last updated:** [March 21, 2024, 12:52pm UTC](https://forum.alpaca.markets/t/asset-class-keyword-causing-error-in-python/2865 "2024-03-21T12:52:11Z")
Can the Asset element “class” be renamed to something different? It’s a python keyword and problematic in my code. It gives me an error when I try to access it. Code snippet and error indicated below: asset = api.get\_as… --- ## [Python Webbsocket error Errorno 104](https://forum.alpaca.markets/t/python-webbsocket-error-errorno-104/13746)
**Author:** [@Ricardo](https://forum.alpaca.markets/u/Ricardo)\ **Replies:** 0\ **Last updated:** [February 28, 2024, 1:55pm UTC](https://forum.alpaca.markets/t/python-webbsocket-error-errorno-104/13746 "2024-02-28T13:55:56Z")
Hi, I’m receiving an error Errno 104 connection reset by peer when streaming data using websockets. After some search it seems that this error is produced on the server side. I am using a dispatcher as recommended in th… --- ## [Help understanding protective order workflows](https://forum.alpaca.markets/t/help-understanding-protective-order-workflows/13725)
**Author:** [@l.kerrigan87](https://forum.alpaca.markets/u/l.kerrigan87)\ **Replies:** 0\ **Last updated:** [February 24, 2024, 9:29am UTC](https://forum.alpaca.markets/t/help-understanding-protective-order-workflows/13725 "2024-02-24T09:29:17Z")
Hello Alpaca Community, I am currently developing an app and need some guidance on integrating my order workflows, specifically regarding protective orders. I have two scenarios where I’m a bit stuck: Scenario 1: I’m l… --- ## [Is there a way to develop a personal app for myself only?](https://forum.alpaca.markets/t/is-there-a-way-to-develop-a-personal-app-for-myself-only/13453)
**Author:** [@tommyz23](https://forum.alpaca.markets/u/tommyz23)\ **Replies:** 1\ **Last updated:** [January 16, 2024, 8:46am UTC](https://forum.alpaca.markets/t/is-there-a-way-to-develop-a-personal-app-for-myself-only/13453 "2024-01-16T08:46:39Z")
Hello Alpaca team, As I dive into using the Alpaca API, I’m curious to know if it’s possible to run the live API without the necessity of demonstrating my app. My intention is to solely run it with live data for persona… [Next page](https://forum.alpaca.markets/c/programming/app-integration/6.md?page=1)