Best for · Visual agent workflows you can self-host
Skip if · Pure-code teams
Community Edition free (self-hosted); Cloud Starter €20/mo, Pro €50/mo, Business €667/mo (billed annually); Enterprise custom
Pricing checked Oct 15, 2026 · official page
Frameworks & no-code builders. Editorial rankings. Payment never changes a tier.
Best for · Multi-agent setups in Python
Skip if · No-code builders
Open-source framework free (MIT); Platform Basic free (50 executions/mo); Enterprise custom
Pricing checked Oct 15, 2026 · official page
Best for · Stateful, controllable agent graphs
Skip if · Quick weekend hacks
Open source (MIT); LangSmith Developer $0/seat, Plus $39/seat/mo plus usage; Enterprise custom
Pricing checked Oct 15, 2026 · official page