HubSpot Rate Limiting: When 429 Blocks Deal Enrichment

Description and use

A 429 error from HubSpot blocks the hs-watch-manual-emails process that enriches deal data. Suggested fixes include exponential backoff, batching, local caching, and adjusting polling frequency.

Problem

A 429 HTTP status code from HubSpot’s TEN_SECONDLY_ROLLING policy blocked the hs-watch-manual-emails process from fetching dealname and dealstage properties, causing deal enrichment failures.

Outcome

Implementing backoff, batching, caching, and polling adjustments can prevent 429 errors and maintain reliable deal enrichment.

Workflow

• 1. Detect 429 response from HubSpot API.
• 2. Log correlationId and error details.
• 3. Implement exponential backoff with jitter or honor Retry‑After header if present.
• 4. Consider batching requests or local caching for static deal properties.
• 5. Adjust polling frequency of hs‑watch‑manual‑emails to reduce call rate.
• 6. Monitor API usage and implement centralized rate‑limit management for multiple processes.

Evidence

A 429 HTTP status code, "You have reached your ten_secondly_rolling limit," hit my hs-watch-manual-emails process recently.

Source

The hs-watch-manual-emails process is critical for enriching deal data when manual emails are processed, and this rate limit meant that enrichment failed for those specific requests.

Source

The ok: true before and after the 429 error indicates that the process itself was running, but the specific API call to HubSpot failed.

Source

Implement a Backoff Strategy: The simplest approach is to implement an exponential backoff with jitter.

Source

Local Caching: For frequently accessed, relatively static deal properties, a local cache could reduce the need for repeated API calls.

Source