Blacksmith

blacksmith.sh

Blacksmith declares 26 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, OpenAI and Anthropic. No published changes since we first read it on Sep 23, 2026.

Subprocessors CSV · Atom DORA draft CSV what's this? · 

26 third parties.

NamePurposeLocationListed since
Amazon Web Services, Inc. Cloud hostingUnited States, European Union
Anthropic PBC AIAI model providerUnited States
Astrodon Corporation (Loops) Outbound emailUnited States
Axiom, Inc. Logging and metricsUnited States
BaseTen Labs, Inc. AIAI model providerUnited States
Braintrust Data, Inc. LLM-trace observabilityUnited States
ClickHouse, Inc. Observability and analytics database hostingUnited States, European Union
Cloudflare, Inc. DNS and object storageUnited States, European Union
Daytona Platforms Inc. Sandbox environmentsEuropean Union
Functional Software Inc (Sentry) Error monitoring and crash reportingUnited States
Grok, Inc. (xAI) AIAI model providerUnited States
Hetzner Online GmbH Datacenter providerEuropean Union
MacWeb Datacenter providerUnited States
Megaport (Latitude.sh) Datacenter providerUnited States
Mistral AI SAS AIAI model providerEuropean Union
OpenAI Foundation AIAI model providerUnited States
PhoenixNAP LLC Datacenter providerUnited States, European Union
PlanetScale, Inc. Application database hostingEuropean Union
Plus Five Five, Inc. (Resend) Outbound emailEuropean Union
PostHog, Inc. Product analytics, feature flagsUnited States
Pylon Labs, Inc. Customer service and technical supportUnited States
Redis Inc Queueing, streaming, and cachingUnited States, European Union
Salesforce (Slack) Collaboration; customer service and technical supportUnited States
Summit Hosting LLC Datacenter providerUnited States
Turbopuffer Inc. Embedding vector storageEuropean Union
Vercel Inc. Frontend hosting and edge deliveryEuropean Union

Web TechnologiesCSV · Atom

Blacksmith's homepage made 113 requests to 25 domains, and 11 services controlled by another company.

Advertising (4): Google Cloud, X Corp., OpenAI, Reddit, Inc.Analytics (4): HubSpot, LinkedIn, Roadway AI; usually detected as Analytics: Plausible AnalyticsCDN (1): jsDelivrOther (2): Page builders: Finsweet; usually detected as Security: Amazon Web Services

11 third parties by category: Advertising 4Analytics 4CDN 1Other 2

Third parties 11 · 42 requests
HubSpot HubSpot HubSpot Analytics 8% of the page's requests 9
Google Cloud DoubleClick Floodlight Google Analytics Google Tag Manager 7% of the page's requests 8
jsDelivr jsDelivr 7% of the page's requests 8
X Corp. Twitter Ads 4% of the page's requests 5
LinkedIn Linkedin Insight Tag 3% of the page's requests 3
OpenAIsubprocessor ChatGPT Ads Measurement Pixel 3% of the page's requests 3
Reddit, Inc. Reddit Ads 2% of the page's requests 2
Amazon Web Servicessubprocessor s3-us-west-2.amazonaws.com <1% of the page's requests 1
Finsweet Finsweet <1% of the page's requests 1
Plausible Analytics plausible.io <1% of the page's requests 1
Roadway AI Roadway AI <1% of the page's requests 1
First party 1 · 71 requests
Blacksmith HSTS Next.js 16.3.4 Next.js App Router Open Graph Plausible PostHog Priority Hints React Turbopack Vercel Webflow 1.6.0 Webpack jQuery 3.5.1 63% of the page's requests 71

5 tracked companies loaded by the homepage are not in Blacksmith's subprocessor list. A website can use a service without it processing customer data.

Service statusCSV · Atom

Aug 15: no incident reportedAug 16: no incident reportedAug 17: 2 incidents (2 no impact stated)Aug 18: 1 incident (1 no impact stated)Aug 19: no incident reportedAug 20: no incident reportedAug 21: no incident reportedAug 22: no incident reportedAug 23: no incident reportedAug 24: no incident reportedAug 25: no incident reportedAug 26: no incident reportedAug 27: no incident reportedAug 28: no incident reportedAug 29: no incident reportedAug 30: no incident reportedAug 31: no incident reportedSep 1: no incident reportedSep 2: 2 incidents (2 no impact stated)Sep 3: no incident reportedSep 4: no incident reportedSep 5: no incident reportedSep 6: no incident reportedSep 7: no incident reportedSep 8: 1 incident (1 no impact stated)Sep 9: 1 incident (1 no impact stated)Sep 10: no incident reportedSep 11: 1 incident (1 no impact stated)Sep 12: no incident reportedSep 13: 1 incident (1 no impact stated)Sep 14: no incident reportedSep 15: no incident reportedSep 16: no incident reportedSep 17: no incident reportedSep 18: no incident reportedSep 19: no incident reportedSep 20: no incident reportedSep 21: 1 incident (1 no impact stated)Sep 22: no incident reportedSep 23: no incident reportedSep 24: 1 incident (1 no impact stated)Sep 25: no incident reportedSep 26: no incident reportedSep 27: no incident reportedSep 28: no incident reportedSep 29: 2 incidents (2 no impact stated)Sep 30: no incident reportedOct 1: no incident reportedOct 2: no incident reportedOct 3: no incident reportedOct 4: no incident reportedOct 5: no incident reportedOct 6: no incident reportedOct 7: no incident reportedOct 8: no incident reportedOct 9: no incident reportedOct 10: no incident reportedOct 11: no incident reportedOct 12: no incident reportedOct 13: 1 incident (1 no impact stated)Oct 14: no incident reportedOct 15: no incident reportedOct 16: no incident reportedOct 17: no incident reportedOct 18: no incident reportedOct 19: no incident reportedOct 20: 1 incident (1 no impact stated)Oct 21: no incident reportedOct 22: no incident reportedOct 23: no incident reportedOct 24: no incident reportedOct 25: no incident reportedOct 26: no incident reportedOct 27: 1 incident (1 no impact stated)Oct 28: no incident reportedOct 29: no incident reportedOct 30: no incident reportedOct 31: no incident reportedNov 1: no incident reportedNov 2: no incident reportedNov 3: no incident reportedNov 4: no incident reportedNov 5: no incident reportedNov 6: no incident reportedNov 7: 2 incidents (2 no impact stated)Nov 8: no incident reportedNov 9: 1 incident (1 no impact stated)Nov 10: no incident reportedNov 11: no incident reportedNov 12: no incident reported

90 days agotoday

  • 19 incidents in 90 days
  • 0 major or critical
  • 1 h 43 min typical time to resolve
BeganIncidentImpactLasted
Slow package downloads in us-eastno impact stated5 h 24 min
Sticky Disks us-west partial unavailabilityno impact stated2 h 37 min
Sticky Disks us-east unavailabilityno impact stated22 min
Slow checkouts and downloads in us-east and us-westno impact stated1 h 6 min
Delayed job starts on macOS runnersno impact stated14 h 5 min
Blacksmith Dashboard Degradationno impact stated1 h 2 min
Backend Degradation causing job slowness and caching failuresno impact stated1 h 54 min
US west cache failureno impact stated1 h 32 min

Incidents per month

0 7 14 Jul 2026: 4 incidents (4 no impact stated) · partial: our history begins Jul 22 · typical time to resolve 33 min Aug 2026: 13 incidents (13 no impact stated) · typical time to resolve 1 h 34 min Sep 2026: 10 incidents (10 no impact stated) · typical time to resolve 1 h 43 min Oct 2026: 3 incidents (3 no impact stated) · typical time to resolve 1 h 6 min Nov 2026: 3 incidents (3 no impact stated) · typical time to resolve 2 h 37 min Jul 2026Aug Sep Oct Nov

critical major minor no impact stated before or partly before our history

Components affected

ComponentIncidents
us-east x866
us-west ARM5
us-west Storage Cluster5
us-west x865
US West Cache4
us-central MacOS4
Dashboard3
EU Central Cache3

As Blacksmith's status page reports its own incidents (scheduled maintenance left out), read every few hours since (evidence)

Incidents reported by Blacksmith's subprocessorsCSV · Atom

94 reported incidents in the last 30 days, by 13 of the vendors Blacksmith lists as subprocessors.

A subprocessor list names a company, not the service an incident touched. This does not show that Blacksmith was involved.

DateCompanyIncidentImpactLasted
OpenAIUnable to start new Workspace Agent runs criticalongoing
OpenAIElevated errors affecting logins, sign-ups, and ChatGPT features minor8 min
turbopufferDashboard Outage critical—
SentryUS issues feed throwing intermittent errors minor51 min
BasetenModel APIs are down for all models critical21 min
ClickHouseProvisioning and scaling operations may take longer in AWS ap-northeast-1 Tokyo minor7 h 38 min
PylonSlack Integration Connection Issues major3 h 13 min
SentryAccount emails not being delivered major42 min
AnthropicElevated errors on Fable 52 and Mythos 52 no impact stated1 min
SentryEU region replay ingestion latency minor48 min
VercelElevated Sandbox and Blob request latency and errors minor1 min
OpenAIIncorrect cost data in Costs API exports no impact stated2 h 20 min
OpenAIElevated Errors On API minor42 min
OpenAIElevated ChatGPT Conversation Errors minor52 min
OpenAIElevated errors with image generation minor1 h 49 min
AnthropicDegraded performance for Claude Fable 5.1 minor26 min
OpenAIElevated error rates with some U.S. business Mastercards no impact stated3 days
BasetenElevated errors for Kimi-K3 on Model APIs. **Dedicated Inference is not affected** minor5 h 9 min
VercelBuild delays and degraded Vercel Dashboard performance minor25 min
PylonDelay in Analytics Data minor3 h 16 min
OpenAIChatGPT Work and Dots Errors minor13 h 6 min
OpenAIElevated error rates across paid ChatGPT plans minor1 h 54 min
SentryIngestion delays across all data minor1 h 10 min
PylonInbound Email Delays minor1 h 17 min
AxiomLogin issues major13 min

And 69 more. All of them: CSV · Who is around them.

ChangesCSV · Atom

See the list as we read it on any date: Time machine

None since tracking began.

Rating badge for Blacksmith's site

Blacksmith transparency rating

It updates with the rating.

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