Software Development · head to head
Langfuse vs Devin
Langfuse
Software Development
Simple pricing for projects of all sizes
- From
- On request
- Rated
- -
Devin
Software Development
Autonomous AI software engineer planning and executing code in its own environment
- From
- On request
- Rated
- -
The short version
- Each has a real cost: Langfuse billing is metered per unit, where a unit is any trace, observation, or score sent to the platform; the free Hobby tier includes only 50,000 units per month before graduated per-unit charges apply, as of August 2026.; Devin pricing not published; specific costs and plan tiers require signup or contact with sales
Where they differ
Only the attributes on which Langfuse and Devin actually diverge.
Identical on both: starting price (On request), free tier (No), user rating (Not yet rated), category (Software Development).
What people use each for
The jobs each tool is most often brought in to do.
Langfuse
No use cases recorded yet. See the Langfuse review.
Devin
- Feature implementation and ticket resolution in established codebasesnot Langfuse
- Code migrations and refactoring at scale across repositoriesnot Langfuse
- Bug fixing and debugging with test-driven verificationnot Langfuse
- Rapid prototyping and proof-of-concept developmentnot Langfuse
- Repetitive implementation tasks freeing human engineers for complex designnot Langfuse
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Langfuse
- Billing is metered per unit, where a unit is any trace, observation, or score sent to the platform; the free Hobby tier includes only 50,000 units per month before graduated per-unit charges apply, as of August 2026.
Devin
- Pricing not published; specific costs and plan tiers require signup or contact with sales
- Cannot handle extremely difficult tasks reliably; success rate decreases with task complexity
- Requires clear, well-scoped task descriptions; ambiguous requirements reduce effectiveness
- Requires human oversight and integration into existing workflows; not fully autonomous
Pricing, plan by plan
Langfuse
On requestNo published plan breakdown. See the Langfuse review.
Devin
On requestNo published plan breakdown. See the Devin review.
Which should you pick?
Choose Langfuse if
Nothing in the data separates Langfuse from Devin on the points above - pick on price and on how each one feels to use.
Questions people ask
- Is Langfuse or Devin better?
- Neither clearly leads. Langfuse starts at On request and Devin at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Langfuse or Devin?
- Langfuse starts at On request and Devin at On request.
- Does Langfuse or Devin run on more platforms?
- Langfuse runs on Web. Devin runs on Desktop, Windsurf integration, Web.