Self-host / OSS feature flags for agent rollouts
Need progressive delivery and kill-switches for agent tools/prompts without LaunchDarkly/Statsig seat economics — preferably OSS or cheap seats.
At a glance — Oct 2026
Updated 2026-10-27 · forward this page: /jtbds/oss-feature-flags#briefScores as of 2026-09-14 (43 days old; Depot marks scores stale after 30 days). The pick is still Depot's current editorial pick; it has not been re-reviewed since. Prices below carry their own dates.
- Depot Pick
- GrowthBook · 8.43/10 for this job (curated estimate, high confidence)
PricePerf + privacy for self-host. Distinct from progressive-agent-rollout (commercial default LD).
- Runner-up
- Unleash · 8.43/10
Scores higher than the pick on: Capability fit, Latency / reliability, Privacy / data retention, Maturity / track record.
- When not to use the pick
- Enterprise change-mgmt/approvals at scale — LaunchDarkly; flags-first audited self-host with Edge — Unleash; OpenFeature-shaped simpler cloud SKU — Flagsmith; already on Statsig/Amplitude — stay.
- Lock-in / migration
- The pick has lower stored lock-in risk than runner-up Unleash (3 vs 3.5). Pick exit signals: open source (provider tag `oss`).
- Sourced price (no comparable unit)
Pick: no sourced price in this job's unit (no_sourced_price).
No cheapest SKU (no_comparable_unit_for_job). No price was invented.
- Free option
- No free resource lists this job. A cheap paid SKU is not a free option.
- Failure modes to watch
- No failure mode plainly applies to this job (no_failure_mode_plainly_applies).
Cite: Agent Provider Depot, Depot Pick for oss-feature-flags: growthbook, scores as of 2026-09-14. Agents: GET /api/decide?jtbd=oss-feature-flags
GrowthBook
PricePerf + privacy for self-host. Distinct from progressive-agent-rollout (commercial default LD).
Pricing (directional): As of 2026-09-14 (growthbook.io/pricing): Cloud Starter free (3 users, unlimited flags/experiments). Cloud Pro $40/seat/mo (up to 50 users) — CUPED, sequential, bandits, safe rollouts. Enterprise custom (SSO/SCIM/SLA). Self-host MIT core fr…
Lock-in risk: higher = more lock-in (worse). Overall already inverts this dimension.
OSS/commercial peer to LaunchDarkly/Statsig for progressive agent rollout. GrowthBook when you want warehouse-native + $40 seats; Unleash for flags-first self-host; LD when enterprise change-mgmt is law.
Quote for Self-host / OSS feature flags for agent rollouts
Depot Pick stays GrowthBook. Prices below are sourced SKU rows only (as of 2026-10-27). Input and output are not blended. GET /api/quote?jtbd=oss-feature-flags
Nothing was compared. no comparable sourced unit for this job; chat input $/1M and other units were not borrowed pickIsPriceWinner is null.
Sourced price unavailable for the Depot Pick. No row in the pricing index.
6 of 6 candidates have no sourced price row. 6 are excluded from the Matching price comparison (none). no comparable sourced unit for this job; chat input $/1M and other units were not borrowed
Runners-up
Unleash
Flags-first OSS peer. Prefer for kill-switches and audited rollouts; GrowthBook when experiments are the…
Flagsmith
GrowthBook remains Depot OSS flags pick (experimentation + flags). Flagsmith when you want flags-first…
LaunchDarkly
Depot pick for progressive delivery of agent prompts/models/tools in production. Statsig if you want cheaper…
Statsig
Best price/perf flags+experiments for product agents. Confirm Amplitude commercial terms at renewal…
PostHog
Flags/analytics peer. Depot oss-feature-flags pick stays GrowthBook; LaunchDarkly for AgentControl; PostHog…
When NOT to use the top pick
Enterprise change-mgmt/approvals at scale — LaunchDarkly; flags-first audited self-host with Edge — Unleash; OpenFeature-shaped simpler cloud SKU — Flagsmith; already on Statsig/Amplitude — stay.
Full ranking (score table)
Ranked with this JTBD's weights. Scores are curated estimates unless marked otherwise. Agents: prefer /api/decide then this table for tie-breaks.
| # | Provider | Overall | Fit | $/perf | Latency | DX | As of |
|---|---|---|---|---|---|---|---|
| 1 | GrowthBookDepot Pick | 8.4 | 8.6 | 9.0 | 8.2 | 8.8 | 2026-09-14 |
| 2 | Unleash | 8.4 | 8.8 | 7.8 | 8.8 | 8.6 | 2026-09-14 |
| 3 | PostHog | 8.4 | 8.4 | 8.8 | 8.4 | 9.0 | 2026-09-14 |
| 4 | Statsig | 8.3 | 8.6 | 8.8 | 8.6 | 8.8 | 2026-09-14 |
| 5 | Flagsmith | 8.2 | 8.0 | 8.6 | 8.2 | 8.4 | 2026-09-14 |
| 6 | LaunchDarkly | 8.2 | 9.0 | 6.8 | 9.2 | 8.6 | 2026-09-14 |
Score methodology for this job
PricePerf + privacy for self-host. Distinct from progressive-agent-rollout (commercial default LD).
capabilityFit: 25%pricePerformance: 18%latencyReliability: 15%developerDx: 15%privacyPosture: 10%lockInRisk: 7%maturity: 10%