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Connect PromptLayer

1 auth method · updated 2026-10-01

PromptLayer is a prompt management and observability platform for versioning, evaluating, running, and analyzing LLM applications.

www.promptlayer.com ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to PromptLayer
    Open https://www.promptlayer.com and sign in to the account you want to connect.
  2. 2
    Create the API key
    Generate a new API key from the API or developer settings in your PromptLayer dashboard.
  3. 3
    Copy it immediately
    PromptLayer usually shows the full API key only once, right after you create it. Store it somewhere safe before closing the page.
  4. 4
    Connect in Verslay
    In the Verslay Hub, open Connections, find PromptLayer, and paste the API key into the API Key field.
  5. 5
    Verify
    The connection flips to Connected. Run any read-only action once to confirm the credential has the right scopes.
  6. 6
    Rotate safely
    When you rotate later: connect the new credential first, confirm it works, then revoke the old one.

What you’ll paste into Verslay

API Key

Generate or copy an API key from the API keys page in your PromptLayer dashboard. Each workspace has its own keys, so use a key from the workspace you want Composio to access.

required · secret
PromptLayer website ↗

PromptLayer connection FAQ

How do I connect PromptLayer to Verslay?

Open Connections in the Verslay Hub, find PromptLayer, and use the API key method. The steps are: Sign in to PromptLayer, Create the API key, Copy it immediately, Connect in Verslay, Verify, Rotate safely.

What do I need before I connect PromptLayer?

You need API Key from your PromptLayer account. Generate or copy an API key from the API keys page in your PromptLayer dashboard. Each workspace has its own keys, so use a key from the workspace you want Composio to access.

Related connection guides

See also Verslay use cases and agents.

Connect PromptLayer once — every agent can use it

Verslay agents share your connections. Connect PromptLayer in the Hub and every use-case that needs it lights up — no per-agent setup.

Open the Hub →
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