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Questions about: throttling, the `backoff` flag, the quotas, or the rate limiting of requests made to the API. API calls are restricted both by per-second rates and by daily quotas.

21 votes
1 answer
233 views

Can we have some debug endpoints for testing corner cases?

After encountering a throttle violation today (which I posted in another question), it occurred to me that although I've put together code to handle "backoff" conditions, and potentially throttle viol …
agent86's user avatar
  • 3,277
15 votes
1 answer
253 views

Is there a way of querying how much of the API limit has been used?

Twitter has the ability as part of its API to query the current rate limit status. Going to this url will show you how many requests can be made before the limit is reached: {"remaining_hits":150, …
adrianbanks's user avatar
  • 2,263
11 votes
2 answers
2k views

Request Throttling Limits

What are permissible requests "speeds?" The API will cut you off if you make more than 30 requests over 5 seconds to any single endpoint (currently 30 requests per second, https://api.stackexchange.co …
Kevin Montrose's user avatar
8 votes
1 answer
466 views

API Key limit 10k is Per IP Address or Globally?

Getting started FAQ says No Key limit is IP Address based, but it does not say for with API Key. When I test my API Key from different IP Addresses, I noticed that 10k limit is globally, limit is get …
YOU's user avatar
  • 5,022
7 votes
1 answer
28k views

How to deal with the "Too Many Requests" error coming as HTML?

The API specifies error codes, and messages. It also specifies a "backoff" parameter. But, even while respecting the backoff and stopping at errors, and even when waiting a long time between requests …
Denys Séguret's user avatar
6 votes
1 answer
562 views

Got 502 response after very few calls

This looks like a duplicate of Throttle violation after 300 calls but this one is reported as fixed in 2012. Today I made ~450 requests with an app key (no oauth token) and suddenly got a 502 respons …
vap78's user avatar
  • 113
5 votes
1 answer
120 views

What's an example of the backoff field? Is there some way I can simulate it to test appropri...

In reading about the API rate limiting, the documentation talks about a method responding with an ominous backoff field, and states that the client should cease from calling that method for that many …
Conrad.Dean's user avatar
5 votes
2 answers
502 views

The API Key does not work

I have registered an app at https://stackapps.com/apps/register, got a Key right away after I have submitted. But now when I request http://api.stackoverflow.com/0.8/stats?key=MYKEY, I got RequestLim …
YOU's user avatar
  • 5,022
5 votes
1 answer
275 views

After a throttle violation, could the error message include the time when the block will be ...

I got my first throttle violation error after running in jsFiddle some example code given to me by a library author in response to a question of mine about how to use their library. This is the error …
hippietrail's user avatar
5 votes
1 answer
455 views

How to increase app request quota from 300 to 10,000?

In the app management page for a little app I made, the following statement is presented below this key Pw9D)judG8FE4tJR3qjUTA((: Pass this as key when making requests against the Stack Exchange A …
m-a-r-c-e-l-i-n-o's user avatar
5 votes
1 answer
149 views

Include Full Post Details In /users/{id}/timeline

I have a feature request. I'm trying to pull the recent activity about a user from the API. So I'm parsing /users/{id}/timeline. But that only gives me meta-information about the activity. So then …
ircmaxell's user avatar
  • 151
5 votes
1 answer
366 views

Why am I being told to backoff when I'm well within my API limit?

I've been running my API app fine for some time now and when I added another function I realized I was being told to backoff. I only run the app once a night and don't really pull that much data. I h …
Brad's user avatar
  • 53
5 votes
1 answer
352 views

Is the Stack API daily quota of 10,000 a hard limit, or can it be increased?

We are developing an indexer that will be used to store and serve up questions/answers related to our products. The indexer uses a key (and soon an access_token) to retrieve the data from Stack Exchan …
Daniel Coughl's user avatar
4 votes
2 answers
325 views

rate-limit per endpoint per IP VS. server apps in hosted environments

I was wondering if the scenario of a server based app that lives in a hosted environment, where a single IP can be shared by many web sites. As I understand the rate-limit as it stands, every site on …
Sky Sanders's user avatar
  • 12.1k
4 votes
2 answers
307 views

When does a rate-limit day start and end?

After reading the docs/faqs, I couldn't help but wonder... What exactly is a day? When does it start? When does it end? What timezone are you using? In other words, when my app runs out of reques …
Nathan Osman's user avatar
  • 23.3k

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