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Insomnia vs Windsurf

Insomnia logo

Insomnia

Software

REST and GraphQL API client for development and testing

From
Free
Rated
-
Full reviewWebsite
Windsurf logo

Windsurf

Software

The agentic IDE

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Insomnia git Sync on the free tier covers up to 3 users only; Windsurf recently rebranded to Devin Desktop, creating product identity confusion
  • They diverge on capability: Insomnia covers REST API Client, Windsurf covers Cascade AI agent.

Where they differ

Only the attributes on which Insomnia and Windsurf actually diverge.

Attributes where Insomnia and Windsurf differ
AttributeInsomniaWindsurf
Pricing modelfreemiumUnknown
PlatformsWindows, MacOS, Linux, WebmacOS, Linux, Windows
Founded20102021

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

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 Insomnia

  • REST API Client
  • GraphQL Support
  • gRPC Support
  • GitLab
  • Slack
  • Windows support
  • MacOS support
  • Linux 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

Both cover

  • GitHub

What people use each for

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

Insomnia

  • Sending and debugging HTTP, GraphQL and gRPC requestsnot Windsurf
  • Storing collections in Git rather than a vendor cloudnot Windsurf
  • Mocking an API endpoint before it existsnot Windsurf
  • Running collections in CI with the Inso CLInot Windsurf
  • Environment management across staging and productionnot Windsurf

Windsurf

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

Where each one falls short

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

Insomnia

  • Git Sync on the free tier covers up to 3 users only
  • Mock servers are capped at 1,000 requests a month on free, then $10 per 25,000
  • Role-based access control requires Pro at $12 per user per month
  • SSO, SCIM and vault integrations are Enterprise only at $45 per user per month
  • Working without an account is limited to the local-only Scratch Pad

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

Insomnia

Free
  • FreeFree
    • REST, GraphQL, gRPC support
    • Local data
  • Pro$5/monthly
    • Cloud sync
    • Team collaboration
    • Advanced features
  • Team$30/monthly
    • Team management
    • Advanced analytics
    • Priority support

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 Insomnia if

  • You need rest api client.
  • You want to start without paying.
  • You work on Windows, MacOS, Linux, Web.
  • You also want graphql support.
Insomnia 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 Insomnia or Windsurf better?
Neither clearly leads. Insomnia 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, Insomnia or Windsurf?
Insomnia starts at Free and Windsurf at Free.
Does Insomnia or Windsurf run on more platforms?
Insomnia runs on Windows, MacOS, Linux, Web. Windsurf runs on macOS, Linux, Windows.
Can I use Insomnia for free?
Both have a free tier, so you can try either at no cost before committing.
What is Insomnia best used for?
Insomnia is most often used for sending and debugging http, graphql and grpc requests, storing collections in git rather than a vendor cloud, mocking an api endpoint before it exists, running collections in ci with the inso cli. Of those, sending and debugging http, graphql and grpc requests and storing collections in git rather than a vendor cloud are not what Windsurf is typically brought in for.
What can Insomnia do that Windsurf cannot?
Insomnia covers REST API Client, GraphQL Support, gRPC Support, GitLab. Windsurf covers Cascade AI agent, Agentic programming, Context-aware assistance, Automated command execution. Both handle GitHub.

Answered from the vendors’ own pages

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
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
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