kitio.aiPydantic Logfire vs AgentOps
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. AgentOps has the lower starting price: about $40 a month, against $49 for Pydantic Logfire.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- OpenTelemetry tracing
- LLM call views
- Auto-instrumentation
- SQL queries on traces
- Dashboards
- Agent session tracing
- Time-travel replay debugging
- LLM cost tracking
- Prompt injection logging
- Fine-tuning on saved completions
- 400+ framework integrations
| Feature | Pydantic Logfire | AgentOps |
|---|---|---|
| Best for | OpenTelemetry observability for Python apps and AI agents | Observability, replay debugging and cost tracking for AI agents |
| Category | Models & APIs | Models & APIs |
| Pricing model | Freemium | Freemium |
| Starting price | $49/mo | $40/mo |
| Free plan | Yes | Yes |
| Made by | Pydantic | AgentOps |
| Based in | United Kingdom | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
AgentOps has the lower starting price: about $40 a month, against $49 for Pydantic Logfire.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Personal
Free
- 10M records per month, hard-capped
- 3 projects, 30-day retention
- 1 seat + 2 read-only guests
Team
$49/mo
- 10M records included, $2/M after
- 5 seats included, $25/extra seat
- AI evaluations and human review
Growth
$249/mo
- Unlimited seats and projects
- Up to 90-day retention
- Priority support and BAA
Enterprise
Contact sales
- Compliance support
- Self-hosting options
3 plans
Basic
Free
- Up to 5,000 events
- Cost tracking for 400+ LLMs
- Replay analytics
Pro
$40/mo
- Starting price, pay as you go
- Unlimited events and retention
- Session export
- Role-based permissions
Enterprise
Custom
- SLA and Slack Connect
- Custom SSO
- Self-hosting and on-premise
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Pydantic Logfire
- Full-stack plus LLM traces
- Easy setup for Python
- SQL access to data
- Python-first experience
- Fewer eval tools than rivals
- Volume pricing needs monitoring
AgentOps
- Quick setup with one SDK
- Broad framework support
- Free tier for small projects
- Free plan capped at 5,000 events
- Pro pricing is usage-based
- Self-hosting only on Enterprise
Which one should you choose?
Choose Pydantic Logfire if you want:
- Full-stack plus LLM traces
- Easy setup for Python
- SQL access to data
Watch out: python-first experience.
Choose AgentOps if you want:
- Quick setup with one SDK
- Broad framework support
- Free tier for small projects
Watch out: free plan capped at 5,000 events.
Pydantic Logfire vs AgentOps FAQ
What is the difference between Pydantic Logfire and AgentOps?
Pydantic Logfire: OpenTelemetry observability for Python apps and AI agents. AgentOps: Observability, replay debugging and cost tracking for AI agents. Both are models & apis tools.
Is Pydantic Logfire or AgentOps cheaper?
AgentOps has the lower starting price: about $40 a month, against $49 for Pydantic Logfire.
Do Pydantic Logfire and AgentOps have free plans?
Pydantic Logfire: Yes. AgentOps: Yes.
Who makes Pydantic Logfire?
Pydantic Logfire is made by Pydantic, based in United Kingdom.
Who makes AgentOps?
AgentOps is made by AgentOps.
Which should I choose, Pydantic Logfire or AgentOps?
Choose Pydantic Logfire if you value full-stack plus llm traces and easy setup for python. Choose AgentOps if you value quick setup with one sdk and broad framework support.