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Helicone Trace API

The Trace API from Helicone — 5 operation(s) for trace.

Helicone Trace API is one of 33 APIs that Helicone publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Trace. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a getting-started guide, pricing, an API reference, and an engineering blog.

This API exposes 5 operations across 5 paths, and defines 12 schemas. It is described by OpenAPI 3.2.0, at version 1.0.0.

Requests are made against 2 base URLs: https://api.helicone.ai/, http://localhost:8585/.

5 operations 5 paths 12 schemas 5 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0.0
Base URL
https://ai-gateway.helicone.ai
Authentication
API Key
License
MIT
Resource Areas
1

Authentication & Security 1

Helicone Trace API declares 1 security scheme for authenticating requests. An API key is passed in the header as Authorization (api_key).

  • api_key — Bearer token authentication. Format: 'Bearer YOURAPIKEY'

Paths & Operations 5

Across 5 paths, the API surfaces 5 operations — 5 POST. Each is listed below with its method, path, parameters, and response codes.

Trace 5
POST
/v1/trace/custom/v1/log
LogCustomTraceLegacy body → 204
POST
/v1/trace/custom/log
LogCustomTrace body → 204
POST
/v1/trace/custom/log/typed
LogCustomTraceTyped body → 200
POST
/v1/trace/log
LogTrace body → 204
POST
/v1/trace/log-python
LogPythonTrace body → 204

Schemas 12

The contract defines 12 schemas that model the data the API accepts and returns. The most detailed are TypedAsyncLogModel (4 properties), TypedProviderResponse (4 properties), TypedTiming (3 properties), TypedProviderRequest (3 properties). Each schema is shown below with its type and property counts.

TypedTiming
object
3 properties 2 required
Provider
Record_string.string_
object
Construct a type with a set of properties K of type T
ProviderName
string
ValidationError
object
2 properties 2 required
ModelProviderName
string
TypedProviderRequest
object
3 properties 3 required
OTELTrace
object
1 property 1 required
TypedAsyncLogModel
object
4 properties 2 required
TypedProviderResponse
object
4 properties 2 required
ValidationResult
object
2 properties 2 required
Record_string.unknown_
object
Construct a type with a set of properties K of type T

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

helicone-trace-api-openapi.yml Raw ↑

Other APIs Helicone publishes across the network.

Helicone Agent API
Helicone API Key API
Helicone Comparison API
Helicone Credits API
Helicone Customer API
Helicone Dashboard API
Helicone Dataset API
Helicone Evals API
Helicone Evaluator API
Helicone Experiment API
Helicone HeliconeSql API
Helicone Integration API
Where this information came from

This is an independent, third-party profile of Helicone Trace API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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