aid: helicone url: >- https://raw.githubusercontent.com/api-evangelist/helicone/refs/heads/main/apis.yml apis: - aid: helicone:helicone name: Helicone tags: - AI Gateways - Gateways - LLM Routing humanURL: ' https://www.helicone.ai/' properties: - url: ' https://www.helicone.ai/' type: Documentation - url: https://docs.helicone.ai/ type: Documentation - url: https://docs.helicone.ai/getting-started/quick-start type: GettingStarted - url: https://docs.helicone.ai/getting-started/platform-overview type: PlatformOverview - url: https://us.helicone.ai/signup type: SignUp - url: https://us.helicone.ai/signin type: Login - url: https://us.helicone.ai/dashboard type: Portal - url: https://us.helicone.ai/developer type: DeveloperPortal - url: https://www.helicone.ai/pricing type: Pricing - url: https://docs.helicone.ai/swagger.json type: OpenAPI - url: https://docs.helicone.ai/rest/request/post-v1requestquery type: APIReference - url: https://docs.helicone.ai/helicone-headers/header-directory type: Headers - url: https://github.com/Helicone/helicone type: GitHubOrg - url: https://www.helicone.ai/blog type: Blog - url: https://www.helicone.ai/changelog type: ChangeLog - url: https://status.helicone.ai/ type: StatusPage - url: https://www.helicone.ai/contact type: Contact - url: https://community.helicone.ai/ type: Community - url: https://discord.gg/2TkeWdXNPQ type: Discord - url: https://twitter.com/helicone_ai type: Twitter - url: https://www.linkedin.com/company/helicone/ type: LinkedIn - url: https://www.helicone.ai/privacy type: PrivacyPolicy - url: https://www.helicone.ai/terms type: TermsOfService - url: https://docs.helicone.ai/references/data-autonomy type: Security - url: https://docs.helicone.ai/getting-started/self-host/overview type: SelfHosted description: >- Helicone is an open-source LLM observability platform and AI gateway. The worlds fastest-growing AI companies rely on Helicone to route, debug, and analyze their applications. With one line of code, developers can monitor, evaluate, and experiment across 100+ AI models from providers including OpenAI, Anthropic, Google, and more. - aid: helicone:ai-gateway-api name: Helicone AI Gateway API tags: - AI Gateways - AI Models - Chat Completions - LLM Routing humanURL: https://docs.helicone.ai/gateway/overview baseURL: https://ai-gateway.helicone.ai properties: - url: https://docs.helicone.ai/gateway/overview type: Documentation - url: https://docs.helicone.ai/ai-gateway.openapi.json type: OpenAPI - url: https://docs.helicone.ai/rest/ai-gateway/post-v1-chat-completions type: APIReference - url: https://docs.helicone.ai/getting-started/quick-start type: GettingStarted - url: https://docs.helicone.ai/gateway/provider-routing type: ProviderRouting - url: https://www.helicone.ai/models type: Models description: >- The Helicone AI Gateway API provides OpenAI-compatible endpoints for routing requests to 100+ AI models across providers including OpenAI, Anthropic, Google, Groq, and more. It offers a unified API with automatic provider fallbacks, zero markup pricing, built-in observability, intelligent routing, prompt caching, error handling, and image generation support. - aid: helicone:request-api name: Helicone Request API tags: - Analytics - LLM Observability - Requests humanURL: https://docs.helicone.ai/rest/request/post-v1requestquery baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/rest/request/post-v1requestquery type: Documentation - url: https://docs.helicone.ai/swagger.json type: OpenAPI - url: openapi/helicone-openapi.yml type: OpenAPI description: >- The Helicone Request API allows developers to query, retrieve, and manage LLM request data. Endpoints include querying requests with filters, retrieving requests by IDs, submitting feedback and scores, uploading request assets, and updating request properties. - aid: helicone:prompt-api name: Helicone Prompt API tags: - Prompt Management - Prompts - Versioning humanURL: https://docs.helicone.ai/rest/prompts/post-v1prompt-2025 baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/rest/prompts/post-v1prompt-2025 type: Documentation - url: https://docs.helicone.ai/features/advanced-usage/prompts/overview type: Overview - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Prompt API provides endpoints for creating, querying, updating, and deleting prompts and prompt versions. It supports prompt environments, tagging, versioning, and production deployment workflows for managing prompts across the development lifecycle. - aid: helicone:experiment-api name: Helicone Experiment API tags: - Datasets - Evaluations - Experiments humanURL: https://docs.helicone.ai/features/experiments baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/features/experiments type: Documentation - url: https://docs.helicone.ai/rest/experiment/post-v1experiment-evaluatorsrun type: APIReference - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Experiment API enables developers to create experiment datasets, run evaluators, update experiment metadata, and manage experiment workflows. It supports systematic prompt experimentation and evaluation to optimize AI application performance. - aid: helicone:evals-api name: Helicone Evals API tags: - Evaluations - LLM Quality - Scoring humanURL: https://docs.helicone.ai/rest/evals/post-v1evals baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/rest/evals/post-v1evals type: Documentation - url: https://docs.helicone.ai/features/advanced-usage/scores type: Overview - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Evals API provides endpoints for creating evaluations, querying evaluation results, retrieving scores, and analyzing score distributions. It enables developers to systematically assess and monitor the quality of their AI model outputs. - aid: helicone:session-api name: Helicone Session API tags: - Debugging - Sessions - Tracing humanURL: https://docs.helicone.ai/features/sessions baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/features/sessions type: Documentation - url: https://docs.helicone.ai/rest/session/post-v1sessionquery type: APIReference - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Session API allows developers to query sessions, retrieve session metrics, and submit session feedback. Sessions enable tracing and debugging of multi-step LLM interactions and agent workflows in real time. - aid: helicone:user-api name: Helicone User API tags: - Analytics - Metrics - Users humanURL: https://docs.helicone.ai/features/advanced-usage/user-metrics baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/features/advanced-usage/user-metrics type: Documentation - url: https://docs.helicone.ai/rest/user/post-v1userquery type: APIReference - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone User API provides endpoints for querying user data, retrieving user metrics, and getting user metrics overviews. It enables developers to track per-user usage, costs, and performance analytics across their AI applications. - aid: helicone:webhook-api name: Helicone Webhook API tags: - Events - Notifications - Webhooks humanURL: https://docs.helicone.ai/features/webhooks baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/features/webhooks type: Documentation - url: https://docs.helicone.ai/rest/webhooks/get-v1webhooks type: APIReference - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Webhook API provides endpoints for creating, listing, and deleting webhooks. Webhooks enable developers to receive real-time notifications about events in their Helicone workspace, supporting integration with external systems and automated workflows. - aid: helicone:model-registry-api name: Helicone Model Registry API tags: - AI Models - Models - Registry humanURL: https://docs.helicone.ai/rest/models/get-v1public-model-registry-models baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/rest/models/get-v1public-model-registry-models type: Documentation - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Model Registry API provides a public endpoint for retrieving the complete catalog of AI models and provider endpoints that the Helicone AI Gateway can route to. This allows developers to discover available models and their capabilities. - aid: helicone:trace-api name: Helicone Trace API tags: - Logging - Observability - Tracing humanURL: https://docs.helicone.ai/rest/trace/post-v1tracelog baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/rest/trace/post-v1tracelog type: Documentation - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Trace API provides endpoints for logging traces from AI applications. It enables developers to capture and log multi-step interactions, tool calls, and agent workflows for observability and debugging purposes. - aid: helicone:dashboard-api name: Helicone Dashboard API tags: - Analytics - Dashboard - Scoring humanURL: https://docs.helicone.ai/rest/dashboard/post-v1dashboardscoresquery baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/rest/dashboard/post-v1dashboardscoresquery type: Documentation - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Dashboard API provides endpoints for querying dashboard scores and analytics data. It supports programmatic access to the aggregated metrics and scoring data available in the Helicone dashboard interface. - aid: helicone:property-api name: Helicone Property API tags: - Custom Properties - Metadata - Properties humanURL: https://docs.helicone.ai/features/advanced-usage/custom-properties baseURL: https://api.helicone.ai properties: - url: https://docs.helicone.ai/features/advanced-usage/custom-properties type: Documentation - url: https://docs.helicone.ai/rest/property/post-v1propertyquery type: APIReference - url: https://docs.helicone.ai/swagger.json type: OpenAPI description: >- The Helicone Property API provides endpoints for querying custom properties attached to requests. Custom properties allow developers to segment and filter their LLM request data by arbitrary metadata such as environment, feature, user cohort, or any other dimension. name: Helicone tags: - AI Gateways - AI Monitoring - Gateways - LLM Observability - LLM Routing - Prompt Management type: Index image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg access: 3rd-Party created: '2026-01-02' modified: '2026-04-28' position: Consumer segments: - Gateways description: >- Helicone is an open-source LLM observability platform and AI gateway that helps developers monitor, evaluate, and experiment with their AI applications. The worlds fastest-growing AI companies rely on Helicone to route, debug, and analyze their applications. common: - url: https://docs.helicone.ai/ type: Documentation - url: https://docs.helicone.ai/getting-started/quick-start type: GettingStarted - url: https://us.helicone.ai/signup type: SignUp - url: https://us.helicone.ai/signin type: Login - url: https://us.helicone.ai/dashboard type: Portal - url: https://www.helicone.ai/pricing type: Pricing - url: https://github.com/Helicone/helicone type: GitHubOrg - url: https://www.helicone.ai/blog type: Blog - url: https://www.helicone.ai/changelog type: ChangeLog - url: https://status.helicone.ai/ type: StatusPage - url: https://www.helicone.ai/contact type: Contact - url: https://community.helicone.ai/ type: Community - url: https://discord.gg/2TkeWdXNPQ type: Discord - url: https://twitter.com/helicone_ai type: Twitter - url: https://www.linkedin.com/company/helicone/ type: LinkedIn - url: https://www.helicone.ai/privacy type: PrivacyPolicy - url: https://www.helicone.ai/terms type: TermsOfService - url: https://docs.helicone.ai/references/data-autonomy type: Security - url: https://docs.helicone.ai/getting-started/self-host/overview type: SelfHosted - url: https://docs.helicone.ai/references/open-source type: OpenSource maintainers: - FN: Kin Lane email: kin@apievangelist.com specificationVersion: '0.19'