PromptLayer

https://www.promptlayer.com/

Prompt versioning + tracing platform — non-eng-friendly prompt editor; early entrant pre-LLM-ops wave.

Active · Verified 2026-10-27 · fresh as of 2026-10-27 · 21 cited facts, 2 with a third-party source · 1 recorded change · Suggest a correction

At a glance

Tier
T3
Created
2022 vendor fix
Freshness
2026-10-27 fix
Layer
agent-infra repo fix
Licensing
commercial repo fix
Deployment locus
cloud vendor fix
Platform vs product
platform vendor fix
SDK languages
python, rest, typescript vendor fix
Protocols
opentelemetry repo fix

When to use

Optimised for: searched not found

Anti-fit: searched not found

Pros & cons

Pros

searched not found

Cons

searched not found

Claims & capabilities

searched not found

Technical surface

API surface
Python SDK
Backend storage
not applicable — not a memory product
Deployment
Both (self-hosted + managed cloud) — self-hosting on Enterprise plan (GCP, AWS, Azure)
Embedding model
not applicable — not a memory product
Multi-tenancy
searched not found
MCP
searched not found
A2A
searched not found
OpenTelemetry
searched not found

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Sources (20 cited facts, 2 third-party)

Each fact links to the page it came from; the badge says who published it (how to read sources).

What changed

Changes to this record's lifecycle, licence, release, pricing and hosting facts, from the catalog's git history. Subscribe (Atom)

  1. 2026-10-27
    • License first recorded as “proprietary; Python SDK Apache-2.0” source
    • Latest release first recorded as “v1.5.16 (2026-08-19) — promptlayer” source
    • Pricing first recorded as “Free $0 (2.5k requests/mo); Pro $49/mo; Team $500/mo (100k+ requests); Enterprise custom” source
    • Deployment first recorded as “Both (self-hosted + managed cloud) — self-hosting on Enterprise plan (GCP, AWS, Azure)” source
    #272

Related systems

Referenced by (4)

  • LiteLLM integrates with — LiteLLM docs have a PromptLayer logging/observability integration page. (verified 2026-10-29)
  • LlamaIndex (framework) integrates with — LlamaIndex has an official callback/observability integration package llama-index-callbacks-promptlayer in its repo. (verified 2026-10-29)
  • OpenAI Agents SDK integrates with — OpenAI Agents SDK tracing docs list PromptLayer under external tracing processors. (verified 2026-10-29)
  • TrueFoundry AI Gateway integrates with — TrueFoundry AI Gateway ecosystem lists a PromptLayer integration page. (verified 2026-10-29)