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Baseten vs Flagsmith

Baseten logo

Baseten

Software Development

Inference is everything

From
Free
Rated
-
Full reviewWebsite
Flagsmith logo

Flagsmith

Software Development

Open-source feature flag and remote config platform

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Baseten pro and Enterprise pricing not published; requires contacting sales; Flagsmith the Free plan supports only a single team member, limiting collaboration for small teams.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Baseten and Flagsmith actually diverge.

Attributes where Baseten and Flagsmith differ
AttributeBasetenFlagsmith
Pricing modelusage-basedfreemium
PlatformsWebweb, api

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

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 Baseten

Nothing recorded that Flagsmith does not also cover.

Only in Flagsmith

  • Feature flags
  • Segments
  • A/B testing
  • Scheduled flags
  • SDKs
  • SAML/SSO

What people use each for

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

Baseten

  • Custom model deploymentnot Flagsmith
  • Fine-tuned LLM hostingnot Flagsmith
  • Inference API scalingnot Flagsmith

Flagsmith

  • Gradual feature rollouts across environmentsnot Baseten
  • Remote configuration without redeploying codenot Baseten
  • Running A/B tests tied to feature flagsnot Baseten
  • Self-hosting feature flags for data residency requirementsnot Baseten

Where each one falls short

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

Baseten

  • Pro and Enterprise pricing not published; requires contacting sales
  • Pricing varies significantly by compute type and model

Flagsmith

  • The Free plan supports only a single team member, limiting collaboration for small teams.
  • Exceeding request limits triggers overage charges after a one-time 30-day grace period.
  • Enterprise-grade SSO and governance are locked behind the Scale-Up and Enterprise tiers.
  • Self-hosting requires operating and updating the platform yourself, unlike a fully managed SaaS competitor.

Pricing, plan by plan

Baseten

Free
  • BasicFree
    • Pay-as-you-go deployments
    • Dedicated model APIs
    • SOC 2 Type II and HIPAA compliance
  • Pro$null/month
    • Priority GPU access
    • Unlimited autoscaling
    • Volume discounts available
  • Enterprise$null/month
    • Self-hosted options
    • Custom SLAs
    • Data residency control

Flagsmith

Free
  • FreeFree
    • Up to 50,000 requests/month
    • 1 team member
    • Unlimited feature flags, environments, identities and segments
  • Start-Up$45/month
    • Up to 1,000,000 requests/month
    • 3 team members
    • Scheduled flags, 2FA, A/B testing, integrations, email support
  • Scale-Up$300/month
    • 5,000,000+ requests/month
    • 5-20 team members
    • SAML/SSO, governance features, priority support

Which should you pick?

Choose Baseten if

  • You want to start without paying.
Baseten review

Choose Flagsmith if

  • You need feature flags.
  • You want to start without paying.
  • You work on web, api.
  • You also want segments.
Flagsmith review

Questions people ask

Is Baseten or Flagsmith better?
Neither clearly leads. Baseten starts at Free and Flagsmith at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Baseten or Flagsmith?
Baseten starts at Free and Flagsmith at Free.
Does Baseten or Flagsmith run on more platforms?
Baseten runs on Web. Flagsmith runs on web, api.
Can I use Baseten for free?
Both have a free tier, so you can try either at no cost before committing.
What is Baseten best used for?
Baseten is most often used for custom model deployment, fine-tuned llm hosting, inference api scaling. Of those, custom model deployment and fine-tuned llm hosting are not what Flagsmith is typically brought in for.
What can Baseten do that Flagsmith cannot?
Flagsmith covers Feature flags, Segments, A/B testing, Scheduled flags.

Answered from the vendors’ own pages

Baseten: Does Baseten have a free tier?

Yes, Baseten's Basic plan is free with a pay-as-you-go model for dedicated deployments and model APIs.

Source
Flagsmith: What does Flagsmith cost?

Flagsmith has a Free plan, a Start-Up plan from $40-45/month, a Scale-Up plan from $250-300/month, and custom Enterprise pricing.

Source
Baseten: How are GPU instances priced on Baseten?

GPU instances are priced per minute: T4 at $0.01052/min, H100 at $0.10833/min, and B200 at $0.16633/min. CPU instances range from $0.00058 to $0.01382 per minute.

Source
Flagsmith: Is there a free plan, and what are its limits?

The Free plan supports up to 50,000 requests per month and 1 team member, with unlimited feature flags, environments, identities and segments.

Source
Baseten: What are Model API costs on Baseten?

Model API pricing varies by model: DeepSeek V4 Flash costs $0.13 per million input tokens and $0.028 per million output tokens; GLM-5.3-Flash costs $0.15 and $0.03 respectively.

Source
Flagsmith: How is usage metered?

Usage is metered by monthly API requests; exceeding a plan's limit triggers overage charges starting around $50 per million requests, with a 30-day grace period the first time a paid plan exceeds its limit.

Source
Baseten: Does Baseten charge for idle compute time?

No, Baseten does not charge for idle time; billing only covers active compute usage on deployments.

Source
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