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Business Intelligence · head to head

Exa vs PartyKit

Exa logo

Exa

Business Intelligence

Web search, built for AI agents

From
Free
Free plan
Yes
P

PartyKit

Developer Tools

Platform for building and deploying realtime multiplayer servers on the edge

From
Free
Free plan
Yes

The short version

  • PartyKit is free; Exa starts at $7/mo.
  • Where Exa falls short: usage-based pricing can be unpredictable without volume discounts upfront.
  • Where PartyKit falls short: documentation and FAQ material on the marketing site is sparse compared to larger realtime platforms.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Exa and PartyKit actually diverge.

Attributes where Exa and PartyKit differ
AttributeExaPartyKit
Pricing modelUsage-basedFreemium
PlatformsWebWeb, API
CategoryBusiness IntelligenceDeveloper Tools

Identical on both: starting price (Free), free tier (Yes).

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 Exa

Nothing recorded that PartyKit does not also cover.

Only in PartyKit

  • Stateful edge servers
  • WebSocket-first API
  • CRDT library compatibility
  • Framework integrations
  • Global edge deployment
  • Custom domains

What people use each for

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

Exa

  • Web search and research APIsnot PartyKit
  • Content extraction and analysisnot PartyKit
  • Real-time monitoring and alertsnot PartyKit

PartyKit

  • Multiplayer collaborative appsnot Exa
  • Realtime AI agent backendsnot Exa
  • Live cursors and presencenot Exa
  • Collaborative whiteboards and documentsnot Exa

Where each one falls short

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

Exa

  • Usage-based pricing can be unpredictable without volume discounts upfront
  • Enterprise customers need to contact sales for custom volume discount plans

PartyKit

  • Documentation and FAQ material on the marketing site is sparse compared to larger realtime platforms
  • Commercial free tier requires deploying to the user's own Cloudflare account, adding setup complexity
  • Storage on the free Individual plan clears every 24 hours, limiting it to prototyping rather than persistent production data
  • Smaller ecosystem and community than more established realtime infrastructure providers

Pricing, plan by plan

Exa

Free
  • Free TierFree
    • $20 in free credits (approximately 2,800 searches)
    • $10 in monthly credits after first month
  • Search$7
    • Standard search functionality
  • Deep Search$12
    • In-depth search results
  • Contents$1/per 1000 pages
    • Content extraction

PartyKit

Free
  • IndividualFree
    • Up to 10 live projects
    • Deploy to the global edge platform
    • Storage clears every 24 hours
  • CommercialFree
    • Unlimited projects
    • Custom domains
    • Runs on your own Cloudflare account; pay only Cloudflare usage

Which should you pick?

Choose Exa if

  • You want to start without paying.

Choose PartyKit if

  • You need stateful edge servers.
  • You want to start without paying.
  • You work on Web, API.
  • You also want websocket-first api.

Questions people ask

Is Exa or PartyKit better?
Neither clearly leads. Exa starts at Free and PartyKit at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Exa or PartyKit?
Exa starts at Free and PartyKit at Free.
Does Exa or PartyKit run on more platforms?
Exa runs on Web. PartyKit runs on Web, API.
Can I use Exa for free?
Both have a free tier, so you can try either at no cost before committing.
What is Exa best used for?
Exa is most often used for web search and research apis, content extraction and analysis, real-time monitoring and alerts. Of those, web search and research apis and content extraction and analysis are not what PartyKit is typically brought in for.
What can Exa do that PartyKit cannot?
PartyKit covers Stateful edge servers, WebSocket-first API, CRDT library compatibility, Framework integrations.

Answered from the vendors’ own pages

Exa: How much does Exa API cost?

Exa uses pay-as-you-go pricing with no subscription or minimum spend required. Search costs USD$7 per 1000 requests, Deep Search costs USD$12-15 per 1000 requests, and Contents costs USD$1 per 1000 pages. Users load credits and are charged at these published rates.

Source
PartyKit: How much does PartyKit cost?

PartyKit is completely free. Both the Individual and Commercial plans have no upfront costs.

Source
Exa: Is there a free tier for Exa?

Yes, new accounts receive USD$20 in free credits (approximately 2,800 searches) plus USD$10 in additional credits every month. This allows developers to test the API before committing to paid usage.

Source
PartyKit: What is PartyKit's Individual plan?

The Individual plan is free and includes deployment to a global edge platform, support for up to 10 live projects, and is suitable for small projects. Storage is cleared every 24 hours.

Source
Exa: What other costs are associated with Exa?

Beyond the main API costs, Exa charges USD$1 per 1000 results beyond the first 10 returned, USD$1 per 1000 pages for AI summaries, and USD$0.10 per Agent Compute Unit for autonomous agent usage. Contact enrichment features cost USD$0.02 per email and USD$0.07 per phone number.

Source
PartyKit: What is PartyKit's Commercial plan?

The Commercial plan is free but requires deploying to your own Cloudflare account. It includes custom domains, unlimited projects, and you pay only your Cloudflare usage costs.

Source
PartyKit: Can I upgrade from Individual to Commercial plan?

Yes, both plans are free but offer different feature sets. The Commercial plan removes project restrictions but requires managing your own Cloudflare infrastructure.

Source
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