Our take
Pick Flagsmith if app teams who will stay on Cloud Free at $0 (50k requests/month, 1 member) or self-host while they ship a first Features table, then move to Start-Up at $40/month billed yearly ($45 monthly) when they need 1M requests, 3 members, scheduled flags, and email support. Pick LaunchDarkly if product / platform teams who will stay on Developer at $0 / month forever (unlimited seats, 5 service connections,
open-source feature-flag desk
Best for
Flagsmith Flags you start at $0
LaunchDarkly Flags you toggle in production
Free plan
Flagsmith $0 · up to 50,000 requests/month. Up to 100,000 users in experiments. 1 team member. Unlimited feature flags, environments, identities, and segments (fair-usage). Additional API calls start at $50/million/month and decrease with volume
LaunchDarkly $0 · / month, forever. Unlimited seats. 100K experimentation MAU / month. 10M logs and 10M traces / month. Unlimited feature flags. 5 service connections and 1K client-side MAU / month. 5K session replays and 5K errors / month. AgentControl: 5k AI runs / month, 14-day retention. No credit card
Lowest paid
Flagsmith Overage $7
LaunchDarkly
Coding agent
Flagsmith
LaunchDarkly AgentControl
Runs where
Flagsmith
LaunchDarkly Hosted
Watch out
Flagsmith Free is 50k requests/month and 1 member
LaunchDarkly Developer caps service connections at 5 and client-side MAU at 1K / month
Last checked
Flagsmith 2026-10-23 · flagsmith.com/pricing
LaunchDarkly 2026-10-23 · launchdarkly.com/pricing
app teams who will stay on Cloud Free at $0 (50k requests/month, 1 member) or self-host while they ship a first Features table, then move to Start-Up at $40/month billed yearly ($45 monthly) when they need 1M requests, 3 members, scheduled flags, and email support.
Read the Flagsmith pageproduct / platform teams who will stay on Developer at $0 / month forever (unlimited seats, 5 service connections, 1K client-side MAU) while they open a first Flags list, then pay Foundation at $10 per service connection / month and $8.33 per 1k client-side MAU once usage is on the estimator.
Read the LaunchDarkly page