AI Agents pricing compared
What 5 ai agents tools actually cost — free tiers, the cheapest paid plan, and where each free plan runs out. Each figure is taken from the vendor’s own pricing page and dated, so you can see when we last checked.
| Tool | Free tier | Cheapest paid plan | Verified |
|---|---|---|---|
| Devin | Yes | $20/month · Core | 14 Jul 2026 |
| Browser Use | Yes | $29//mo · $29/mo tier | 14 Jul 2026 |
| LangChain | Yes | $39/seat/mo · Plus | 14 Jul 2026 |
| Lindy | No | $49.99/month · Pro | 14 Jul 2026 |
| CrewAI | Yes | Custom / contact | 14 Jul 2026 |
Prices are as published by each vendor and may be region-specific — many vendors price by country. Confirm on the vendor’s page before buying.
Sorted cheapest paid plan first. A “free tier” means there is a genuinely free plan — tap through to any tool to see the full tier breakdown and exactly where the free plan stops. We list no fabricated prices: where a vendor only quotes “contact sales” we say so.
What drives ai agents pricing
What you pay for here is agent runs, not seats. An "agent task" or "workflow execution" is a single autonomous job the system plans and carries out, and vendors meter it in three shapes. Some cap the count outright: CrewAI's free tier gives 50 workflow executions a month, and Browser Use limits you to 10 agent tasks plus 3 concurrent sessions. Some hand you a credit wallet the runs draw down: Browser Use's $29 tier is literally $29 of credits, so a run that calls a bigger model or browses longer costs more. Others revert to per-seat SaaS once a human is in the loop: Devin adds $40 per full dev seat on Team, and LangChain charges $39 per seat while separately metering LangSmith traces above 10k. Concurrency, run duration, and model choice are the real cost levers, not headcount.
How to choose on price
Price the workload, not the sticker. Estimate how many autonomous runs you actually trigger in a month and whether they are short and cheap or long browsing sessions that burn credits fast, because a $29 credit wallet and a $199.99 flat plan can cost the same at low volume and diverge wildly at high volume. The common trap is buying a flat monthly seat like Lindy's $49.99 Pro when your usage is spiky, or the reverse, sitting on a credit plan while running a service that fires thousands of tasks. Free tiers here are genuine pilots, not production: 10 tasks or 50 executions confirms the agent can do the job but breaks the moment you automate anything real. Jump to the metered mid-tier only once you have a run count. Reserve Enterprise for when SSO, RBAC, or concurrency limits, not features, are the blocker.
AI Agents pricing FAQ
What exactly counts as one "agent task" or "workflow execution"?
It is one end-to-end autonomous job: the agent takes a goal, plans steps, and executes them until done. A single task can chain many model calls and tool actions internally, so one metered task is not one API call. Browser Use counts a browsing session as a task; CrewAI counts a full crew run as an execution. Long or multi-step goals still count as one unit, which is why duration and model choice matter more than raw task count.
Is a credit-based plan cheaper than a flat monthly one?
It depends entirely on run length. Browser Use's $29 tier is $29 of consumable credits, so cheap, short tasks stretch far while heavy browsing burns through it quickly. A flat plan like Lindy's is predictable but wasteful if you run little. Model the two against your expected monthly runs before committing; they cross over at different volumes.
Do these tools charge per seat on top of usage?
The seat-based ones do. LangChain's Plus is $39 per seat and Devin's Team adds $40 per full dev seat, so a five-person team multiplies quickly even before usage. Purely autonomous services like Browser Use and CrewAI's free tier meter runs regardless of headcount. Check whether human collaborators need paid seats or just the agent runs are billed.
When is the free tier actually enough?
For evaluation and genuinely light personal automation. Ten agent tasks or fifty executions a month is enough to prove the agent handles your task, but any production trigger, scheduled job, or customer-facing flow will exhaust it in days. Treat free as a pilot and budget for the metered tier the moment the agent does real work.
See the full breakdown
Open any tool for its complete pricing tiers, free-tier limits, screenshot and honest review.