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Logging · head to head

Grafana Loki vs Windsurf

Grafana Loki logo

Grafana Loki

Logging

Log Aggregation for Grafana Stack

From
Free
Rated
-
Full reviewWebsite
Windsurf logo

Windsurf

Software Development

The agentic IDE

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Grafana Loki grafana Cloud Logs Pro plan includes only 30-day retention; retention beyond 30 days requires Enterprise plan with minimum $25,000 annual commitment; Windsurf recently rebranded to Devin Desktop, creating product identity confusion
  • They diverge on capability: Grafana Loki covers Log aggregation, Windsurf covers Cascade AI agent.

Where they differ

Only the attributes on which Grafana Loki and Windsurf actually diverge.

Attributes where Grafana Loki and Windsurf differ
AttributeGrafana LokiWindsurf
Pricing modelfreemiumUnknown
PlatformsSelf-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support)macOS, Linux, Windows
CategoryLoggingSoftware Development
Founded20142021

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Grafana Loki

  • Log aggregation
  • Label-based indexing
  • LogQL language
  • Cost-effective
  • API
  • Webhooks
  • REST
  • Web support

Only in Windsurf

  • Cascade AI agent
  • Agentic programming
  • Context-aware assistance
  • Automated command execution
  • Multi-file understanding
  • Intelligent code generation
  • Real-time debugging
  • Integrated terminal

What people use each for

The jobs each tool is most often brought in to do.

Grafana Loki

  • Cost-sensitive organisations deploying Kubernetes and Prometheus ecosystemsnot Windsurf
  • Teams needing index-free log aggregation for high-volume environmentsnot Windsurf

Windsurf

  • Agentic developmentnot Grafana Loki
  • AI-assisted codingnot Grafana Loki
  • Complex project managementnot Grafana Loki
  • Automated coding tasksnot Grafana Loki
  • Learning new codebasesnot Grafana Loki

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Grafana Loki

  • Grafana Cloud Logs Pro plan includes only 30-day retention; retention beyond 30 days requires Enterprise plan with minimum $25,000 annual commitment
  • Open-source version requires self-hosting all infrastructure including storage and scaling

Windsurf

  • Recently rebranded to Devin Desktop, creating product identity confusion
  • Cascade agent reached end-of-life on July 1, 2026, requiring migration to Devin Local
  • Free tier quota runs out quickly for active developers, within a couple days of coding
  • Pricing increased significantly in March 2026 overhaul, moving from credit-based to daily/weekly quotas
  • OpenAI acquisition raises concerns about long-term product direction diverging from Codeium's vision

Pricing, plan by plan

Grafana Loki

Free

No published plan breakdown. See the Grafana Loki review.

Windsurf

Free
  • FreeFree
    • Light daily and weekly quotas
    • Unlimited tab autocomplete
    • Access to Cascade AI agent
  • Pro$20/month
    • Standard quotas
    • Windsurf proprietary SWE model
    • Cloud sessions for background work
  • Max$200/month
    • Heavy daily quotas
    • Long agent sessions
    • Frontier third-party models
  • Teams$40/month-per-user
    • All Pro features
    • Centralized billing
    • Usage analytics

Which should you pick?

Choose Grafana Loki if

  • You need log aggregation.
  • You want to start without paying.
  • You work on Self-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support).
  • You also want label-based indexing.
Grafana Loki review

Choose Windsurf if

  • You need cascade ai agent.
  • You want to start without paying.
  • You work on macOS, Linux, Windows.
  • You also want agentic programming.
Windsurf review

Questions people ask

Is Grafana Loki or Windsurf better?
Neither clearly leads. Grafana Loki starts at Free and Windsurf at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Grafana Loki or Windsurf?
Grafana Loki starts at Free and Windsurf at Free.
Does Grafana Loki or Windsurf run on more platforms?
Grafana Loki runs on Self-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support). Windsurf runs on macOS, Linux, Windows.
Can I use Grafana Loki for free?
Both have a free tier, so you can try either at no cost before committing.
What is Grafana Loki best used for?
Grafana Loki is most often used for cost-sensitive organisations deploying kubernetes and prometheus ecosystems, teams needing index-free log aggregation for high-volume environments. Of those, cost-sensitive organisations deploying kubernetes and prometheus ecosystems and teams needing index-free log aggregation for high-volume environments are not what Windsurf is typically brought in for.
What can Grafana Loki do that Windsurf cannot?
Grafana Loki covers Log aggregation, Label-based indexing, LogQL language, Cost-effective. Windsurf covers Cascade AI agent, Agentic programming, Context-aware assistance, Automated command execution.

Answered from the vendors’ own pages

Grafana Loki: Is there a free tier for Grafana Cloud?

Yes, Grafana Cloud has a Free Forever plan at no cost with no registration required. The free tier is suitable for personal projects and early-stage startups.

Source
Windsurf: Does Windsurf support MCP (Model Context Protocol) integrations?

Yes. Windsurf supports MCP with integrations for 21 third-party tools for extending functionality and connecting to external systems.

Source
Grafana Loki: How long is data retained in Grafana's free plan?

The free tier retains metrics, logs, traces, and profiles for 14 days.

Source
Windsurf: What is Windsurf's current status as of 2026?

Windsurf rebranded to Devin Desktop in June 2026 and is backed by OpenAI after its 2025 acquisition. Cascade reached end-of-life on July 1, 2026, with Devin Local as the Rust-rewritten successor.

Source
Grafana Loki: What is the minimum cost for Grafana Enterprise?

Grafana Enterprise has a minimum annual commitment of 25,000 dollars.

Source
Grafana Loki: Do I need a credit card to use Grafana's free tier?

No, Grafana Cloud's Free Forever plan requires no credit card to get started.

Source
Grafana Loki: How is Grafana Cloud billed?

Grafana Cloud Pro starts at 19 dollars per month with usage-based charges on top. Billing is monthly based on your consumption. Grafana offers automatic volume discounts based on your spending.

Source
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