Free
Free
Free forever with span/retention limits
- Included scope
- 10,000 spans per month
Foglamp
● Identity checkedAI agent traces, cost monitoring and evaluations · Official-source review 2026-10-09
Foglamp tracks model and tool calls for applications using the Vercel AI SDK. It advertises cost views by model, agent and customer, trace inspection, evaluations and alerts for quality or spending changes.
- Category
- AI agent traces, cost monitoring and evaluations
- Free access
- Free forever: 10,000 spans/month, three-day retention, one project/alert and five evals. Unlimited agents/workflows/traces do not remove span limits.
- API access
- SDK instrumentation advertised for Vercel AI SDK; exact supported versions and public API scope unconfirmed.
Is Foglamp right for you?
A good fit for
Relevant to developers who will review trace-data handling and calibrate evaluation criteria on their own application.
Before you choose
Pro $49/month: one million spans, 14-day retention, five projects, ten alerts/twenty evals, Foggy assistant and email/Slack alerts. Enterprise custom volume, 90+ day retention, SSO/SAML, audit logs and SLA. Exact SDK overhead, self-hosting and storage locations are not answered in captured FAQ text. Prompt/response traces may contain sensitive data. No instrumentation or evaluation tested.
Workflow and handoff
Instrument a disposable workload first, minimize sensitive trace content, and compare alerts to a reviewed quality baseline.
Pricing and practical limits
Pro $49/month: one million spans, 14-day retention, five projects, ten alerts/twenty evals, Foggy assistant and email/Slack alerts. Enterprise custom volume, 90+ day retention, SSO/SAML, audit logs and SLA. Exact SDK overhead, self-hosting and storage locations are not answered in captured FAQ text. Prompt/response traces may contain sensitive data. No instrumentation or evaluation tested.
Review method
Official product evidence reviewed on 2026-10-09; product artwork inspected visually. No hands-on vendor application test was performed. Application performance, security claims and plan enforcement were not independently tested.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Product workflow | Foglamp tracks model and tool calls for applications using the Vercel AI SDK. It advertises cost views by model, agent and customer, trace inspection, evaluations and alerts for quality or spending changes. | Facts sourced | 2026-10-09 |
| Pricing and restrictions | Pro $49/month: one million spans, 14-day retention, five projects, ten alerts/twenty evals, Foggy assistant and email/Slack alerts. Enterprise custom volume, 90+ day retention, SSO/SAML, audit logs and SLA. Exact SDK overhead, self-hosting and storage locations are not answered in captured FAQ text. Prompt/response traces may contain sensitive data. No instrumentation or evaluation tested. | Facts sourced | 2026-10-09 |
Understand the total cost
Foglamp pricing & plans
Pro
$49.00 /mo
Monthly
- Included scope
- One million spans and 14-day retention
Enterprise
Not listed
Custom contract
- Included scope
- Custom limits and governance
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Explore toolThe practical questions
Frequently asked questions
Was the application hands-on tested?
No. This listing is based on dated official-source evidence and a visual artwork check. Unconfirmed costs and restrictions are identified explicitly.
What is Foglamp used for?
Foglamp tracks model and tool calls for applications using the Vercel AI SDK. It advertises cost views by model, agent and customer, trace inspection, evaluations and alerts for quality or spending changes.
Does Foglamp have a free plan?
Free forever: 10,000 spans/month, three-day retention, one project/alert and five evals. Unlimited agents/workflows/traces do not remove span limits.. This record lists ongoing free access; check the plan limits before starting.
How much does Foglamp cost?
The listed monthly price is $49.00 USD at monthly billing. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use Foglamp through an API?
SDK instrumentation advertised for Vercel AI SDK; exact supported versions and public API scope unconfirmed.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Pro $49/month: one million spans, 14-day retention, five projects, ten alerts/twenty evals, Foggy assistant and email/Slack alerts. Enterprise custom volume, 90+ day retention, SSO/SAML, audit logs and SLA. Exact SDK overhead, self-hosting and storage locations are not answered in captured FAQ text. Prompt/response traces may contain sensitive data. No instrumentation or evaluation tested.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Official product information
Current official product source read individually; product artwork inspected visually.
Read original source ↗Pricing review
Official pricing and billing restrictions read individually.
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.