AI Tools · head to head
PromptLayer vs Todoist

PromptLayer
AI Tools
Collaboration platform for prompt management, evaluation, and observability
- From
- Free
- Rated
- -
The short version
- Each has a real cost: PromptLayer the free plan is capped at only 2,500 requests per month, quite limited for active production use.; Todoist no built-in time tracking for tasks; requires third-party integration like Toggl
- They diverge on capability: PromptLayer covers Visual prompt management, Todoist covers Natural language input.
Where they differ
Only the attributes on which PromptLayer and Todoist actually diverge.
| Attribute | PromptLayer | Todoist |
|---|---|---|
| Pricing model | freemium | Unknown |
| Platforms | web, api | Web, iOS, Android, macOS, Windows |
| Category | AI Tools | All industries |
| Founded | Unknown | 2007 |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in PromptLayer
- Visual prompt management
- Agent observability
- Evaluations
- Version control
- Cost and latency monitoring
- Agent workflow tracing
Only in Todoist
- Natural language input
- Recurring tasks
- Projects and sub-tasks
- Labels and filters
- Priority levels
- Productivity tracking
- Templates
- Notifications
What people use each for
The jobs each tool is most often brought in to do.
PromptLayer
- Versioning and deploying prompts without code redeploysnot Todoist
- Running evaluations with human review before production releasenot Todoist
- Tracing multi-step agent workflows for debuggingnot Todoist
- Monitoring LLM cost and latency by featurenot Todoist
Todoist
- Personal task managementnot PromptLayer
- Team project coordinationnot PromptLayer
- Goal trackingnot PromptLayer
- Habit buildingnot PromptLayer
- Daily planningnot PromptLayer
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
PromptLayer
- The free plan is capped at only 2,500 requests per month, quite limited for active production use.
- The Team plan jumps to $500/month, a large step up from the $49/month Pro plan.
- Overage transaction fees apply on top of subscription costs, which can make total spend less predictable.
- Enterprise-grade features like HIPAA BAAs and custom deployment require contacting sales.
Todoist
- No built-in time tracking for tasks; requires third-party integration like Toggl
- Free plan limited to 5 personal projects only
- No Gantt charts, resource allocation, or advanced project management features for large enterprises
- Phone support not available; email and help center only
- Calendar view and advanced filtering only available on paid plans
Pricing, plan by plan
PromptLayer
Free- FreeFree
- 5 users
- 2,500 requests/month
- 1 workspace
- Pro$49/month
- Unlimited playgrounds and workspaces
- 150MB datasets
- Pay-as-you-go overage at $0.003/transaction
- Team$500/month
- 25 users
- 100k+ monthly requests
- Webhooks
- Enterprise$undefined/mo
- Custom limits
- Role-based access controls
- HIPAA with BAA
Todoist
Free- BeginnerFree
- 5 personal projects
- Smart Quick Add
- Task reminders
- Pro$5/month
- 300 personal projects
- Calendar layout
- Custom task reminders
- Business$8/month
- Everything in Pro
- Shared team workspace
- Up to 500 team projects
Which should you pick?
Choose PromptLayer if
- You need visual prompt management.
- You want to start without paying.
- You work on web, api.
- You also want agent observability.
Choose Todoist if
- You need natural language input.
- You want to start without paying.
- You work on Web, iOS, Android, macOS, Windows.
- You also want recurring tasks.
Questions people ask
- Is PromptLayer or Todoist better?
- Neither clearly leads. PromptLayer starts at Free and Todoist at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, PromptLayer or Todoist?
- PromptLayer starts at Free and Todoist at Free.
- Does PromptLayer or Todoist run on more platforms?
- PromptLayer runs on web, api. Todoist runs on Web, iOS, Android, macOS, Windows.
- Can I use PromptLayer for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is PromptLayer best used for?
- PromptLayer is most often used for versioning and deploying prompts without code redeploys, running evaluations with human review before production release, tracing multi-step agent workflows for debugging, monitoring llm cost and latency by feature. Of those, versioning and deploying prompts without code redeploys and running evaluations with human review before production release are not what Todoist is typically brought in for.
- What can PromptLayer do that Todoist cannot?
- PromptLayer covers Visual prompt management, Agent observability, Evaluations, Version control. Todoist covers Natural language input, Recurring tasks, Projects and sub-tasks, Labels and filters.
Answered from the vendors’ own pages
PromptLayer: What does PromptLayer cost?
PromptLayer has a free plan, a Pro plan at $49/month, a Team plan at $500/month, and custom Enterprise pricing, with additional usage billed per transaction beyond plan limits.
SourceTodoist: Does Todoist work offline?
Basic editing and task management work offline, but advanced features like syncing reminders and shared updates require internet connectivity.
SourcePromptLayer: Is there a free plan, and what are its limits?
The Free plan includes 5 users, 2,500 requests per month, 1 workspace, 250 monthly eval cell executions, and datasets up to 10MB.
SourceTodoist: Does Todoist have a free plan and what does it include?
Yes, Todoist offers a free Beginner plan with 5 personal projects, Smart Quick Add, task reminders, flexible layouts, 3 filter views, and 1 week activity history. More advanced features require the Pro or Business plans.
SourcePromptLayer: How is usage metered beyond the plan limits?
Additional usage is charged per transaction for requests, agent runs, and evaluation cell runs, at $0.003/transaction on Pro and $0.002/transaction on Team.
SourceTodoist: Can I use Todoist on mobile devices?
Yes, Todoist offers native apps for both iOS and Android with over 30 million downloads. Mobile apps provide full task management functionality across devices.
SourceTodoist: What integrations does Todoist support?
Todoist integrates with over 100 apps including Slack, Google Calendar, Outlook, Microsoft Teams, Gmail, and Toggl Track. Additional integrations are available through Zapier, Make, and IFTTT automation platforms.
SourceTodoist: How much does Todoist cost?
Free plan is $0. Pro plan costs $5/month (billed annually) or $7/month (monthly billing). Business plan costs $8/month per user (annual) or $10/month per user (monthly), as of December 2025.
SourceRelated pages
More on PromptLayer
Other head to heads
- PromptLayer vs Pika
- PromptLayer vs Anthropic API
- PromptLayer vs D-ID
- PromptLayer vs Fathom
- PromptLayer vs Stable Diffusion
- PromptLayer vs Perplexity
- PromptLayer vs Arize AI
- PromptLayer vs Black Forest Labs
- PromptLayer vs Cartesia
- PromptLayer vs Deepgram
- PromptLayer vs Helicone
- PromptLayer vs Ideogram
- PromptLayer vs Jasper
- PromptLayer vs Resemble AI
- PromptLayer vs Together AI
- PromptLayer vs AI21 Labs
- PromptLayer vs Copy.ai
- PromptLayer vs HeyGen
- PromptLayer vs 1Password
- PromptLayer vs LastPass
- PromptLayer vs QuickBooks
- PromptLayer vs Zapier
- PromptLayer vs Airtable
- PromptLayer vs Calendly
- PromptLayer vs BambooHR
- PromptLayer vs Freshdesk
- PromptLayer vs Pipedrive
- PromptLayer vs Workday
- PromptLayer vs Visual Studio Code
- PromptLayer vs Zoom
- PromptLayer vs Microsoft Teams
- PromptLayer vs Basecamp
- PromptLayer vs Trello
- PromptLayer vs Loom
- PromptLayer vs Clockify
- PromptLayer vs Gusto
- Todoist vs Pika
- Todoist vs Anthropic API
- Todoist vs D-ID
- Todoist vs Fathom
- Todoist vs Stable Diffusion
- Todoist vs Perplexity
- Todoist vs Arize AI
- Todoist vs Black Forest Labs
- Todoist vs Cartesia
- Todoist vs Deepgram
- Todoist vs Helicone
- Todoist vs Ideogram
- Todoist vs Jasper
- Todoist vs Resemble AI
- Todoist vs Together AI
- Todoist vs AI21 Labs
- Todoist vs Copy.ai
- Todoist vs HeyGen
- Todoist vs 1Password
- Todoist vs LastPass
- Todoist vs QuickBooks
- Todoist vs Zapier
- Todoist vs Airtable
- Todoist vs Calendly
- Todoist vs BambooHR
- Todoist vs Freshdesk
- Todoist vs Pipedrive
- Todoist vs Workday
- Todoist vs Visual Studio Code
- Todoist vs Zoom
- Todoist vs Microsoft Teams
- Todoist vs Basecamp
- Todoist vs Trello
- Todoist vs Loom
- Todoist vs Clockify
- Todoist vs Gusto

