Sentry vs Cloudflare Developer Platform
Application monitoring, error tracking, tracing, session replay
vs. Workers, Pages, D1, R2, KV — edge-native serverless
Pricing tiers
Sentry
Developer (Free)
Single user. 5k errors + 5M spans + 5GB logs + 50 replays + 1GB attachments per month.
Free
Self-Hosted (OSS)
BSL-licensed. Docker-based deploy. Free for personal/internal, commercial requires license.
$0 base (usage-based)
Team
$26/mo annual ($29/mo). Unlimited users. 50k errors/mo. 20 custom dashboards. Third-party integrations.
$26/mo
Business
$80/mo annual. 90-day insights lookback, unlimited dashboards, anomaly-detection alerts, SAML + SCIM.
$80/mo
Enterprise
Custom. Dedicated TAM, premium support, single-tenant option.
Custom
Cloudflare Developer Platform
Free
Workers: 100k req/day, 10ms CPU/req. D1: 5M reads/day. KV: 100k reads/day. R2: 10 GB/mo. Durable Objects: 100k req/day.
Free
Workers Paid
$5/month minimum. 10M Workers req/mo + overages. Generous D1, KV, R2 allowances. All services unlocked.
$5/mo
Enterprise
Custom. Higher SLAs, dedicated support, account managers.
Custom
Free-tier quotas head-to-head
Comparing self-hosted on Sentry vs free on Cloudflare Developer Platform.
| Metric | Sentry | Cloudflare Developer Platform |
|---|---|---|
| d1 reads day | — | 5000000 rows/day |
| d1 storage gb | — | 5 GB |
| d1 writes day | — | 100000 rows/day |
| durable objects gb sec | — | 13000 GB-sec/day |
| durable objects requests | — | 100000 req/day |
| kv reads day | — | 100000 reads/day |
| kv storage gb | — | 1 GB |
| kv writes day | — | 1000 writes/day |
| r2 class a ops | — | 1000000 ops/month |
| r2 class b ops | — | 10000000 ops/month |
| r2 egress | — | free (unlimited) egress |
| r2 storage gb | — | 10 GB/month |
| workers cpu ms | — | 10 ms/invocation |
| workers logs events | — | 200000 events/day |
| workers requests day | — | 100000 req/day |
Features
Sentry · 16 features
- Alerts — Metric + issue-based alerts routed to Slack/PagerDuty/email/etc.
- Cron Monitoring — Check-in pings for scheduled jobs. Alert on missed/failed runs.
- Distributed Tracing — Performance monitoring spans across services. Connect frontend → backend → DB.
- Error Tracking — Capture exceptions with stack traces, breadcrumbs, tags, release info, user cont…
- Insights — Pre-built dashboards per domain: Frontend, Backend, Mobile, AI, Database, LLM, e…
- LLM Monitoring — Track OpenAI/Anthropic/etc calls, token usage, cost, errors.
- Logs — Centralized structured logging correlated with errors + traces.
- Profiling — CPU profiling for Python, Node.js, Go, PHP, Ruby, Android, iOS.
- Release Health — Adoption + crash-free rate per release version.
- Releases — Track deploys, commit hooks, source map upload, bisect.
- Seer (AI Debug) — Root cause analysis + fix suggestions for issues via AI.
- Self-Hosting — Docker-based self-host. Feature parity.
- Session Replay — Record DOM + network to replay user sessions that hit errors.
- Source Maps — Auto-symbolicate minified code. Upload via CLI or Webpack/Vite plugin.
- Uptime Monitoring — Synthetic checks for HTTP endpoints.
- User Feedback — In-app feedback widget tied to sessions.
Cloudflare Developer Platform · 18 features
- AI Gateway — Proxy for OpenAI/Anthropic/Gemini with caching, analytics, retries, rate limitin…
- D1 — Managed serverless SQLite via sqlite-wasm. Read replicas via replicas keyword.
- Durable Objects — Strongly-consistent objects with storage, pinned to a region. Good for sync/stat…
- Email Routing — Catchall email routing + Email Workers for programmatic handling.
- Hyperdrive — Connection pooler + cache for Postgres. Makes your DB edge-fast.
- Images — Store, resize, transform images. Polish on-the-fly.
- KV — Eventually-consistent key-value at every POP. Good for config, caching.
- Pages — Static + SSR framework hosting (Next.js via OpenNext, Remix, Nuxt, SvelteKit).
- Pages Functions — Workers integrated into Pages for backend logic.
- Queues — Persistent message queues with batched consumers. Exactly-once per consumer grou…
- R2 — S3-compatible object storage with **zero egress fees**.
- Stream — Video upload, encoding, adaptive streaming.
- Vectorize — Vector DB at the edge. For RAG + semantic search.
- Workers — V8-isolate serverless at 300+ POPs. Sub-ms cold starts. JS/TS/Rust/Python (beta)…
- Workers AI — Run LLMs (Llama, Mistral) + image, speech, embedding models at edge via @cf/... …
- Workers Logs — Structured logs with 3-day retention on paid.
- Workflows — Durable step-functions for long-running tasks.
- Zaraz — Third-party script management at edge (analytics, marketing tags).
Developer interfaces
| Kind | Sentry | Cloudflare Developer Platform |
|---|---|---|
| CLI | Sentry CLI | Wrangler CLI |
| SDK | sentry-android, @sentry/browser, sentry-cocoa (iOS), sentry-dotnet, sentry_flutter, sentry-go, sentry-java, @sentry/node, sentry-php, @sentry/react-native, sentry-ruby, sentry-sdk (Python), sentry-unity | — |
| REST | Sentry REST API | Cloudflare REST API, D1 HTTP (via Worker), R2 S3-compatible API |
| MCP | Sentry MCP | Cloudflare MCP |
| OTHER | Webhooks (Alerts) | Workers Runtime (V8) |
Staxly is an independent catalog of developer platforms. Some links to Sentry and Cloudflare Developer Platform may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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